render_text_unittest.cc revision 6e8cce623b6e4fe0c9e4af605d675dd9d0338c38
19258b6bc66e09368ada54001f619d53b4fc976d5ager@chromium.org// Copyright (c) 2012 The Chromium Authors. All rights reserved. 243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// Use of this source code is governed by a BSD-style license that can be 343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// found in the LICENSE file. 443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/render_text.h" 643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include <algorithm> 843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/format_macros.h" 1043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/i18n/break_iterator.h" 1143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/memory/scoped_ptr.h" 1243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/strings/string_util.h" 1343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/strings/stringprintf.h" 1443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/strings/utf_string_conversions.h" 1543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "testing/gtest/include/gtest/gtest.h" 1643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/break_list.h" 1743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/canvas.h" 1843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/render_text_harfbuzz.h" 1943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 2043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#if defined(OS_WIN) 2143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "base/win/windows_version.h" 2243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/render_text_win.h" 2343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#endif 2443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 2543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#if defined(OS_LINUX) && !defined(USE_OZONE) 2643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#include "ui/gfx/render_text_pango.h" 2743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#endif 2843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 2943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenusing base::ASCIIToUTF16; 3043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenusing base::UTF8ToUTF16; 3171affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.orgusing base::WideToUTF16; 3271affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org 3343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansennamespace gfx { 34a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 35a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgnamespace { 36a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 37a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// Various weak, LTR, RTL, and Bidi string cases with three characters each. 3843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenconst wchar_t kWeak[] = L" . "; 3943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenconst wchar_t kLtr[] = L"abc"; 40bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.orgconst wchar_t kRtl[] = L"\x5d0\x5d1\x5d2"; 419085a016223a6b72bf580d5781c93ec7b9e54422ager@chromium.org#if !defined(OS_MACOSX) 42bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.orgconst wchar_t kLtrRtl[] = L"a" L"\x5d0\x5d1"; 439085a016223a6b72bf580d5781c93ec7b9e54422ager@chromium.orgconst wchar_t kLtrRtlLtr[] = L"a" L"\x5d1" L"b"; 449085a016223a6b72bf580d5781c93ec7b9e54422ager@chromium.orgconst wchar_t kRtlLtr[] = L"\x5d0\x5d1" L"a"; 45bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.orgconst wchar_t kRtlLtrRtl[] = L"\x5d0" L"a" L"\x5d1"; 46bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org#endif 4743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 4843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// Checks whether |range| contains |index|. This is not the same as calling 499a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// range.Contains(Range(index)), which returns true if |index| == |range.end()|. 509a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.combool IndexInRange(const Range& range, size_t index) { 5143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen return index >= range.start() && index < range.end(); 5243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen} 5343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 5443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenbase::string16 GetSelectedText(RenderText* render_text) { 5543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen return render_text->text().substr(render_text->selection().GetMin(), 5643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->selection().length()); 5743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen} 5843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 598bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org// A test utility function to set the application default text direction. 608bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgvoid SetRTL(bool rtl) { 618bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Override the current locale/direction. 627be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org base::i18n::SetICUDefaultLocale(rtl ? "he" : "en"); 6341044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org EXPECT_EQ(rtl, base::i18n::IsRTL()); 6441044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org} 6541044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org 6643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen#if !defined(OS_MACOSX) 6743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// Ensure cursor movement in the specified |direction| yields |expected| values. 6843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenvoid RunMoveCursorLeftRightTest(RenderText* render_text, 6941044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org const std::vector<SelectionModel>& expected, 7041044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org VisualCursorDirection direction) { 717be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org for (size_t i = 0; i < expected.size(); ++i) { 727be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org SCOPED_TRACE(base::StringPrintf("Going %s; expected value index %d.", 7343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen direction == CURSOR_LEFT ? "left" : "right", static_cast<int>(i))); 7443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen EXPECT_EQ(expected[i], render_text->selection_model()); 7543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->MoveCursor(CHARACTER_BREAK, direction, false); 7643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen } 7741044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org // Check that cursoring is clamped at the line edge. 787be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_EQ(expected.back(), render_text->selection_model()); 797be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Check that it is the line edge. 8041044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org render_text->MoveCursor(LINE_BREAK, direction, false); 818bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(expected.back(), render_text->selection_model()); 827be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org} 837be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org#endif // !defined(OS_MACOSX) 847be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 857be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org} // namespace 86a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 87a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgclass RenderTextTest : public testing::Test { 887be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org}; 897be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 907be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgTEST_F(RenderTextTest, DefaultStyle) { 917be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Check the default styles applied to new instances and adjusted text. 927be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 9341044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org EXPECT_TRUE(render_text->text().empty()); 9441044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org const wchar_t* const cases[] = { kWeak, kLtr, L"Hello", kRtl, L"", L"" }; 957be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org for (size_t i = 0; i < arraysize(cases); ++i) { 967be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->colors().EqualsValueForTesting(SK_ColorBLACK)); 9741044eb0969b0d7d5c041a077519a36efa6aff27kasperl@chromium.org for (size_t style = 0; style < NUM_TEXT_STYLES; ++style) 98a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->styles()[style].EqualsValueForTesting(false)); 9941826e77311db718135ef6517b846933dfd275f3ager@chromium.org render_text->SetText(WideToUTF16(cases[i])); 10041826e77311db718135ef6517b846933dfd275f3ager@chromium.org } 10141826e77311db718135ef6517b846933dfd275f3ager@chromium.org} 102a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 103a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, SetColorAndStyle) { 1047be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Ensure custom default styles persist across setting and clearing text. 1057be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 106a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const SkColor color = SK_ColorRED; 1077be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetColor(color); 1087be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetStyle(BOLD, true); 1097be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetStyle(UNDERLINE, false); 1107be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org const wchar_t* const cases[] = { kWeak, kLtr, L"Hello", kRtl, L"", L"" }; 111bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org for (size_t i = 0; i < arraysize(cases); ++i) { 1127be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->colors().EqualsValueForTesting(color)); 1137be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->styles()[BOLD].EqualsValueForTesting(true)); 114bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org EXPECT_TRUE(render_text->styles()[UNDERLINE].EqualsValueForTesting(false)); 1157be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetText(WideToUTF16(cases[i])); 1167be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 1177be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Ensure custom default styles can be applied after text has been set. 1187be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org if (i == 1) 1197be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetStyle(STRIKE, true); 1207be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org if (i >= 1) 1217be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->styles()[STRIKE].EqualsValueForTesting(true)); 1227be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org } 1237be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org} 124bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org 1257be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgTEST_F(RenderTextTest, ApplyColorAndStyle) { 1267be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1277be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetText(ASCIIToUTF16("012345678")); 128bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org 1297be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Apply a ranged color and style and check the resulting breaks. 1307be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->ApplyColor(SK_ColorRED, Range(1, 4)); 1317be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->ApplyStyle(BOLD, true, Range(2, 5)); 1327be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org std::vector<std::pair<size_t, SkColor> > expected_color; 1337be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org expected_color.push_back(std::pair<size_t, SkColor>(0, SK_ColorBLACK)); 134a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_color.push_back(std::pair<size_t, SkColor>(1, SK_ColorRED)); 135bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org expected_color.push_back(std::pair<size_t, SkColor>(4, SK_ColorBLACK)); 136bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org EXPECT_TRUE(render_text->colors().EqualsForTesting(expected_color)); 137bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org std::vector<std::pair<size_t, bool> > expected_style; 1387be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org expected_style.push_back(std::pair<size_t, bool>(0, false)); 139bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org expected_style.push_back(std::pair<size_t, bool>(2, true)); 1407be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org expected_style.push_back(std::pair<size_t, bool>(5, false)); 1417be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->styles()[BOLD].EqualsForTesting(expected_style)); 1427be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 1437be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // Ensure setting a color and style overrides the ranged colors and styles. 1447be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org render_text->SetColor(SK_ColorBLUE); 1457be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_TRUE(render_text->colors().EqualsValueForTesting(SK_ColorBLUE)); 14643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->SetStyle(BOLD, false); 147bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org EXPECT_TRUE(render_text->styles()[BOLD].EqualsValueForTesting(false)); 148bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org 149bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org // Apply a color and style over the text end and check the resulting breaks. 150bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org // (INT_MAX should be used instead of the text length for the range end) 151bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org const size_t text_length = render_text->text().length(); 152bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org render_text->ApplyColor(SK_ColorRED, Range(0, text_length)); 153bb29dc9819bb6f495ab6eddd2543965eb97a8e43ager@chromium.org render_text->ApplyStyle(BOLD, true, Range(2, text_length)); 15443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen std::vector<std::pair<size_t, SkColor> > expected_color_end; 15543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_color_end.push_back(std::pair<size_t, SkColor>(0, SK_ColorRED)); 156a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->colors().EqualsForTesting(expected_color_end)); 157a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::vector<std::pair<size_t, bool> > expected_style_end; 158a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_style_end.push_back(std::pair<size_t, bool>(0, false)); 159a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_style_end.push_back(std::pair<size_t, bool>(2, true)); 16043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen EXPECT_TRUE(render_text->styles()[BOLD].EqualsForTesting(expected_style_end)); 16143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 16243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen // Ensure ranged values adjust to accommodate text length changes. 16343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->ApplyStyle(ITALIC, true, Range(0, 2)); 16443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->ApplyStyle(ITALIC, true, Range(3, 6)); 16543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen render_text->ApplyStyle(ITALIC, true, Range(7, text_length)); 16643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen std::vector<std::pair<size_t, bool> > expected_italic; 16743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_italic.push_back(std::pair<size_t, bool>(0, true)); 16843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_italic.push_back(std::pair<size_t, bool>(2, false)); 16943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_italic.push_back(std::pair<size_t, bool>(3, true)); 17043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_italic.push_back(std::pair<size_t, bool>(6, false)); 17143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen expected_italic.push_back(std::pair<size_t, bool>(7, true)); 172a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->styles()[ITALIC].EqualsForTesting(expected_italic)); 173a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 174a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Truncating the text should trim any corresponding breaks. 175a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("0123456")); 176a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_italic.resize(4); 177a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->styles()[ITALIC].EqualsForTesting(expected_italic)); 178a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("01234")); 179a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_italic.resize(3); 180a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->styles()[ITALIC].EqualsForTesting(expected_italic)); 181a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 182a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Appending text should extend the terminal styles without changing breaks. 183a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("012345678")); 184a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->styles()[ITALIC].EqualsForTesting(expected_italic)); 185a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 186a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 187a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if defined(OS_LINUX) && !defined(USE_OZONE) 188a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, PangoAttributes) { 189a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateNativeInstance()); 190a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("012345678")); 191a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 192a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Apply ranged BOLD/ITALIC styles and check the resulting Pango attributes. 193a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->ApplyStyle(BOLD, true, Range(2, 4)); 194a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->ApplyStyle(ITALIC, true, Range(1, 3)); 195a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1968bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org struct { 197a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int start; 198a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int end; 199a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org bool bold; 200a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org bool italic; 201a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } cases[] = { 202a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { 0, 1, false, false }, 203a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { 1, 2, false, true }, 204a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { 2, 3, true, true }, 205a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { 3, 4, true, false }, 206a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { 4, INT_MAX, false, false }, 207a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org }; 208a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 209a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int start = 0, end = 0; 210a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RenderTextPango* rt_linux = static_cast<RenderTextPango*>(render_text.get()); 211a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org rt_linux->EnsureLayout(); 212a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org PangoAttrList* attributes = pango_layout_get_attributes(rt_linux->layout_); 213a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org PangoAttrIterator* iter = pango_attr_list_get_iterator(attributes); 214a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 215a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org pango_attr_iterator_range(iter, &start, &end); 216a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(cases[i].start, start); 217a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(cases[i].end, end); 218a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org PangoFontDescription* font = pango_font_description_new(); 219a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org pango_attr_iterator_get_font(iter, font, NULL, NULL); 220a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org char* description_string = pango_font_description_to_string(font); 221a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 desc = ASCIIToUTF16(description_string); 222a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const bool bold = desc.find(ASCIIToUTF16("Bold")) != std::string::npos; 223a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(cases[i].bold, bold); 224a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const bool italic = desc.find(ASCIIToUTF16("Italic")) != std::string::npos; 225a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(cases[i].italic, italic); 226a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org pango_attr_iterator_next(iter); 227a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org pango_font_description_free(font); 228a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org g_free(description_string); 229a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 230a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_FALSE(pango_attr_iterator_next(iter)); 231a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org pango_attr_iterator_destroy(iter); 232a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 233a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#endif 234a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 235a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// TODO(asvitkine): Cursor movements tests disabled on Mac because RenderTextMac 236a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// does not implement this yet. http://crbug.com/131618 237a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if !defined(OS_MACOSX) 238a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgvoid TestVisualCursorMotionInObscuredField(RenderText* render_text, 239a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16& text, 240a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org bool select) { 241a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org ASSERT_TRUE(render_text->obscured()); 242a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(text); 243a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int len = text.length(); 244a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, select); 245a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(Range(select ? 0 : len, len), CURSOR_FORWARD), 246a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->selection_model()); 247a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, select); 248a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 249a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (int j = 1; j <= len; ++j) { 250a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, select); 251a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(Range(select ? 0 : j, j), CURSOR_BACKWARD), 252a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->selection_model()); 253a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 254a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (int j = len - 1; j >= 0; --j) { 255a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, select); 256a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(Range(select ? 0 : j, j), CURSOR_FORWARD), 257a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->selection_model()); 258a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 259a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, select); 260a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(Range(select ? 0 : len, len), CURSOR_FORWARD), 261a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->selection_model()); 262a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, select); 263a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 264a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 265a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 266a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, ObscuredText) { 267a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 seuss = ASCIIToUTF16("hop on pop"); 268a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 no_seuss = ASCIIToUTF16("**********"); 269a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 270a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 271a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // GetLayoutText() returns asterisks when the obscured bit is set. 272a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(seuss); 273a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(true); 274a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(seuss, render_text->text()); 275a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(no_seuss, render_text->GetLayoutText()); 276a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(false); 277a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(seuss, render_text->text()); 278a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(seuss, render_text->GetLayoutText()); 279a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 280a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(true); 281a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 282a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Surrogate pairs are counted as one code point. 283a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 invalid_surrogates[] = {0xDC00, 0xD800, 0}; 284a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(invalid_surrogates); 285a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("**"), render_text->GetLayoutText()); 286a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 valid_surrogates[] = {0xD800, 0xDC00, 0}; 287a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(valid_surrogates); 288a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("*"), render_text->GetLayoutText()); 289a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 290a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 291a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(2U, render_text->cursor_position()); 292a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 293a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Test index conversion and cursor validity with a valid surrogate pair. 294a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->TextIndexToLayoutIndex(0U)); 295a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(1U, render_text->TextIndexToLayoutIndex(1U)); 296a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(1U, render_text->TextIndexToLayoutIndex(2U)); 297a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->LayoutIndexToTextIndex(0U)); 298a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(2U, render_text->LayoutIndexToTextIndex(1U)); 299a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->IsValidCursorIndex(0U)); 300a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_FALSE(render_text->IsValidCursorIndex(1U)); 301a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->IsValidCursorIndex(2U)); 302a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 303a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // FindCursorPosition() should not return positions between a surrogate pair. 304a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDisplayRect(Rect(0, 0, 20, 20)); 305a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->FindCursorPosition(Point(0, 0)).caret_pos(), 0U); 306a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->FindCursorPosition(Point(20, 0)).caret_pos(), 2U); 307a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (int x = -1; x <= 20; ++x) { 308a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SelectionModel selection = render_text->FindCursorPosition(Point(x, 0)); 309a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(selection.caret_pos() == 0U || selection.caret_pos() == 2U); 310a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 311a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 312a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // GetGlyphBounds() should yield the entire string bounds for text index 0. 313a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetStringSize().width(), 314a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org static_cast<int>(render_text->GetGlyphBounds(0U).length())); 315a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 316a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Cursoring is independent of underlying characters when text is obscured. 317a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* const texts[] = { 318a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org kWeak, kLtr, kLtrRtl, kLtrRtlLtr, kRtl, kRtlLtr, kRtlLtrRtl, 319a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org L"hop on pop", // Check LTR word boundaries. 320a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org L"\x05d0\x05d1 \x05d0\x05d2 \x05d1\x05d2", // Check RTL word boundaries. 321a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org }; 322a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < arraysize(texts); ++i) { 323a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org base::string16 text = WideToUTF16(texts[i]); 324a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org TestVisualCursorMotionInObscuredField(render_text.get(), text, false); 325a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org TestVisualCursorMotionInObscuredField(render_text.get(), text, true); 326a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 327a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 328a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 329a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, RevealObscuredText) { 330a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 seuss = ASCIIToUTF16("hop on pop"); 331a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 no_seuss = ASCIIToUTF16("**********"); 332a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 333a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 334a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(seuss); 335a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(true); 336a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(seuss, render_text->text()); 337a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(no_seuss, render_text->GetLayoutText()); 338a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 339a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Valid reveal index and new revealed index clears previous one. 340a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(0); 3413291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(ASCIIToUTF16("h*********"), render_text->GetLayoutText()); 342a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(1); 343a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("*o********"), render_text->GetLayoutText()); 344a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(2); 345a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("**p*******"), render_text->GetLayoutText()); 346a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 347a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Invalid reveal index. 348a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(-1); 349a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(no_seuss, render_text->GetLayoutText()); 350a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(seuss.length() + 1); 351a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(no_seuss, render_text->GetLayoutText()); 352a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 353a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // SetObscured clears the revealed index. 354a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(0); 355a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("h*********"), render_text->GetLayoutText()); 356a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(false); 357a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(seuss, render_text->GetLayoutText()); 358a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(true); 359a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(no_seuss, render_text->GetLayoutText()); 360a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 361a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // SetText clears the revealed index. 362a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("new")); 363a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("***"), render_text->GetLayoutText()); 364a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(2); 365a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("**w"), render_text->GetLayoutText()); 366a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(ASCIIToUTF16("new longer")); 367a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("**********"), render_text->GetLayoutText()); 368a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 369a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Text with invalid surrogates. 370a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 invalid_surrogates[] = {0xDC00, 0xD800, 'h', 'o', 'p', 0}; 371a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(invalid_surrogates); 372a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("*****"), render_text->GetLayoutText()); 373a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(0); 374a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 invalid_expect_0[] = {0xDC00, '*', '*', '*', '*', 0}; 375a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(invalid_expect_0, render_text->GetLayoutText()); 376a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(1); 377a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 invalid_expect_1[] = {'*', 0xD800, '*', '*', '*', 0}; 378a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(invalid_expect_1, render_text->GetLayoutText()); 379a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(2); 380a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("**h**"), render_text->GetLayoutText()); 381a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 382a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Text with valid surrogates before and after the reveal index. 383a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 valid_surrogates[] = 384a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org {0xD800, 0xDC00, 'h', 'o', 'p', 0xD800, 0xDC00, 0}; 385a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(valid_surrogates); 386a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("*****"), render_text->GetLayoutText()); 387a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(0); 388a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 valid_expect_0_and_1[] = 389a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org {0xD800, 0xDC00, '*', '*', '*', '*', 0}; 390a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(valid_expect_0_and_1, render_text->GetLayoutText()); 391a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(1); 392a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(valid_expect_0_and_1, render_text->GetLayoutText()); 393a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(2); 394a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(ASCIIToUTF16("*h***"), render_text->GetLayoutText()); 395a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(5); 396a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::char16 valid_expect_5_and_6[] = 397a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org {'*', '*', '*', '*', 0xD800, 0xDC00, 0}; 398a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(valid_expect_5_and_6, render_text->GetLayoutText()); 399a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->RenderText::SetObscuredRevealIndex(6); 400a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(valid_expect_5_and_6, render_text->GetLayoutText()); 401a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 402ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 403a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, ElidedText) { 404a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // TODO(skanuj) : Add more test cases for following 405a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // - RenderText styles. 406a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // - Cross interaction of truncate, elide and obscure. 407a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // - ElideText tests from text_elider.cc. 408a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org struct { 409a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* text; 410a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* layout_text; 411a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const bool elision_expected; 412a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } cases[] = { 413a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Strings shorter than the elision width should be laid out in full. 414a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"", L"" , false }, 415a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"M", L"" , false }, 416a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L" . ", L" . " , false }, 417a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kWeak, kWeak , false }, 418a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtr, kLtr , false }, 419a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtrRtl, kLtrRtl , false }, 420a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtrRtlLtr, kLtrRtlLtr, false }, 421a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtl, kRtl , false }, 422a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtr, kRtlLtr , false }, 423a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtrRtl, kRtlLtrRtl, false }, 424a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Strings as long as the elision width should be laid out in full. 425a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012ab", L"012ab" , false }, 426a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Long strings should be elided with an ellipsis appended at the end. 427a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012abc", L"012a\x2026", true }, 428a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012ab" L"\x5d0\x5d1", L"012a\x2026", true }, 4298bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org { L"012a" L"\x5d1" L"b", L"012a\x2026", true }, 430a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // No RLM marker added as digits (012) have weak directionality. 431a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"01" L"\x5d0\x5d1\x5d2", L"01\x5d0\x5d1\x2026", true }, 43237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // RLM marker added as "ab" have strong LTR directionality. 433a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"ab" L"\x5d0\x5d1\x5d2", L"ab\x5d0\x5d1\x2026\x200f", true }, 434a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Complex script is not handled. In this example, the "\x0915\x093f" is a 435a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // compound glyph, but only half of it is elided. 436a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"0123\x0915\x093f", L"0123\x0915\x2026", true }, 437a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Surrogate pairs should be elided reasonably enough. 4388bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org { L"0\x05e9\x05bc\x05c1\x05b8", L"0\x05e9\x05bc\x05c1\x05b8", false }, 439a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"0\x05e9\x05bc\x05c1\x05b8", L"0\x05e9\x05bc\x2026" , true }, 440a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"01\x05e9\x05bc\x05c1\x05b8", L"01\x05e9\x2026" , true }, 441a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012\x05e9\x05bc\x05c1\x05b8", L"012\x2026\x200E" , true }, 4423291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org { L"012\xF0\x9D\x84\x9E", L"012\xF0\x2026" , true }, 4438bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org }; 4448bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 445a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> expected_render_text(RenderText::CreateInstance()); 446a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_render_text->SetFontList(FontList("serif, Sans serif, 12px")); 447a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_render_text->SetDisplayRect(Rect(0, 0, 9999, 100)); 448a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 449a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 450a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetFontList(FontList("serif, Sans serif, 12px")); 451a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetElideBehavior(ELIDE_TAIL); 452a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 453a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 454a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Compute expected width 455a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_render_text->SetText(WideToUTF16(cases[i].layout_text)); 456a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int expected_width = expected_render_text->GetContentWidth(); 457a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 458a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org base::string16 input = WideToUTF16(cases[i].text); 459a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Extend the input text to ensure that it is wider than the layout_text, 460a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // and so it will get elided. 46137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com if (cases[i].elision_expected) 462a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org input.append(WideToUTF16(L" MMMMMMMMMMM")); 463a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 464a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(input); 465a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDisplayRect(Rect(0, 0, expected_width, 100)); 466a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(input, render_text->text()) 467a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org << "->For case " << i << ": " << cases[i].text << "\n"; 468a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(WideToUTF16(cases[i].layout_text), render_text->GetLayoutText()) 469a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org << "->For case " << i << ": " << cases[i].text << "\n"; 470a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected_render_text->SetText(base::string16()); 471a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 472a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 4738bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 4748bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgTEST_F(RenderTextTest, ElidedObscuredText) { 4758bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> expected_render_text(RenderText::CreateInstance()); 4768bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected_render_text->SetFontList(FontList("serif, Sans serif, 12px")); 4778bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected_render_text->SetDisplayRect(Rect(0, 0, 9999, 100)); 4788bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected_render_text->SetText(WideToUTF16(L"**\x2026")); 479a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 480a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 481a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetFontList(FontList("serif, Sans serif, 12px")); 482a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetElideBehavior(ELIDE_TAIL); 483a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDisplayRect( 484a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org Rect(0, 0, expected_render_text->GetContentWidth(), 100)); 485a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetObscured(true); 486a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"abcdef")); 487a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(WideToUTF16(L"abcdef"), render_text->text()); 488a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(WideToUTF16(L"**\x2026"), render_text->GetLayoutText()); 489a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 490a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 491a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, TruncatedText) { 492a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org struct { 493a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* text; 494a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* layout_text; 495a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } cases[] = { 496a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Strings shorter than the truncation length should be laid out in full. 497a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"", L"" }, 498a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kWeak, kWeak }, 499a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtr, kLtr }, 500a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtrRtl, kLtrRtl }, 501a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLtrRtlLtr, kLtrRtlLtr }, 502a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtl, kRtl }, 503a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtr, kRtlLtr }, 504a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtrRtl, kRtlLtrRtl }, 505a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Strings as long as the truncation length should be laid out in full. 506a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"01234", L"01234" }, 507a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Long strings should be truncated with an ellipsis appended at the end. 508a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012345", L"0123\x2026" }, 509a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L" . ", L"012 \x2026" }, 510a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"abc", L"012a\x2026" }, 511a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"a" L"\x5d0\x5d1", L"012a\x2026" }, 512a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"a" L"\x5d1" L"b", L"012a\x2026" }, 513a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"\x5d0\x5d1\x5d2", L"012\x5d0\x2026" }, 514a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"\x5d0\x5d1" L"a", L"012\x5d0\x2026" }, 515a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012" L"\x5d0" L"a" L"\x5d1", L"012\x5d0\x2026" }, 516a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Surrogate pairs should be truncated reasonably enough. 517a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"0123\x0915\x093f", L"0123\x2026" }, 518a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"0\x05e9\x05bc\x05c1\x05b8", L"0\x05e9\x05bc\x05c1\x05b8" }, 519a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"01\x05e9\x05bc\x05c1\x05b8", L"01\x05e9\x05bc\x2026" }, 520a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012\x05e9\x05bc\x05c1\x05b8", L"012\x05e9\x2026" }, 521a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"0123\x05e9\x05bc\x05c1\x05b8", L"0123\x2026" }, 522a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"01234\x05e9\x05bc\x05c1\x05b8", L"0123\x2026" }, 523a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { L"012\xF0\x9D\x84\x9E", L"012\xF0\x2026" }, 524a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org }; 52537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 52637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 52737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->set_truncate_length(5); 52837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 52937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(WideToUTF16(cases[i].text)); 53037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(WideToUTF16(cases[i].text), render_text->text()); 53137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(WideToUTF16(cases[i].layout_text), render_text->GetLayoutText()) 532245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org << "For case " << i << ": " << cases[i].text; 533245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org } 53437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com} 53537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 53637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.comTEST_F(RenderTextTest, TruncatedObscuredText) { 537245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 538245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org render_text->set_truncate_length(3); 53937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetObscured(true); 54037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(WideToUTF16(L"abcdef")); 54137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(WideToUTF16(L"abcdef"), render_text->text()); 54237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(WideToUTF16(L"**\x2026"), render_text->GetLayoutText()); 54337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com} 54437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 545245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.orgTEST_F(RenderTextTest, TruncatedCursorMovementLTR) { 546245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 54737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->set_truncate_length(2); 54837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(WideToUTF16(L"abcd")); 54937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 55037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 55137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 55237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(SelectionModel(4, CURSOR_FORWARD), render_text->selection_model()); 55337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 55437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 55537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 55637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com std::vector<SelectionModel> expected; 55737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 55837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 55937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // The cursor hops over the ellipsis and elided text to the line end. 56037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(4, CURSOR_BACKWARD)); 56137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 56237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 56337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 56437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.clear(); 56537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 56637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // The cursor hops over the elided text to preceeding text. 56737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 56837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 56937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 57037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 571245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org} 572245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org 573245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.orgTEST_F(RenderTextTest, TruncatedCursorMovementRTL) { 57437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 57537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->set_truncate_length(2); 57637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(WideToUTF16(L"\x5d0\x5d1\x5d2\x5d3")); 577a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 578a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 5793291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 58037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(SelectionModel(4, CURSOR_FORWARD), render_text->selection_model()); 581a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 582a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(SelectionModel(0, CURSOR_BACKWARD), render_text->selection_model()); 583ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 58437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com std::vector<SelectionModel> expected; 585ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 586ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 587ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // The cursor hops over the ellipsis and elided text to the line end. 588ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(4, CURSOR_BACKWARD)); 58937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 59037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 59137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 59237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.clear(); 5933291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 59437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // The cursor hops over the elided text to preceeding text. 59537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 59637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 59737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 59837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 59937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com} 60037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 60137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.comTEST_F(RenderTextTest, GetTextDirection) { 60237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com struct { 60337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com const wchar_t* text; 604245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org const base::i18n::TextDirection text_direction; 605245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org } cases[] = { 6068bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Blank strings and those with no/weak directionality default to LTR. 6078bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org { L"", base::i18n::LEFT_TO_RIGHT }, 6088bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org { kWeak, base::i18n::LEFT_TO_RIGHT }, 6093291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Strings that begin with strong LTR characters. 6103291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org { kLtr, base::i18n::LEFT_TO_RIGHT }, 6113291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org { kLtrRtl, base::i18n::LEFT_TO_RIGHT }, 6123291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org { kLtrRtlLtr, base::i18n::LEFT_TO_RIGHT }, 6133291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Strings that begin with strong RTL characters. 6143291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org { kRtl, base::i18n::RIGHT_TO_LEFT }, 615a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtr, base::i18n::RIGHT_TO_LEFT }, 616a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kRtlLtrRtl, base::i18n::RIGHT_TO_LEFT }, 617a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org }; 618a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 619a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 620a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const bool was_rtl = base::i18n::IsRTL(); 621a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 622a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < 2; ++i) { 623a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Toggle the application default text direction (to try each direction). 624a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SetRTL(!base::i18n::IsRTL()); 625a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::i18n::TextDirection ui_direction = base::i18n::IsRTL() ? 626a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org base::i18n::RIGHT_TO_LEFT : base::i18n::LEFT_TO_RIGHT; 627a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 628a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Ensure that directionality modes yield the correct text directions. 629a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t j = 0; j < ARRAYSIZE_UNSAFE(cases); j++) { 630a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(cases[j].text)); 631ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetDirectionalityMode(DIRECTIONALITY_FROM_TEXT); 6323291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), cases[j].text_direction); 633a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDirectionalityMode(DIRECTIONALITY_FROM_UI); 634a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), ui_direction); 635a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDirectionalityMode(DIRECTIONALITY_FORCE_LTR); 636a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), base::i18n::LEFT_TO_RIGHT); 637a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDirectionalityMode(DIRECTIONALITY_FORCE_RTL); 638a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), base::i18n::RIGHT_TO_LEFT); 639a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 640a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 641a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 642a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(was_rtl, base::i18n::IsRTL()); 643a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 644a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Ensure that text changes update the direction for DIRECTIONALITY_FROM_TEXT. 645a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDirectionalityMode(DIRECTIONALITY_FROM_TEXT); 646a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(kLtr)); 647a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), base::i18n::LEFT_TO_RIGHT); 6483291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetText(WideToUTF16(kRtl)); 649a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->GetTextDirection(), base::i18n::RIGHT_TO_LEFT); 650a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 651a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 652a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInLtr) { 653a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 654a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 6553291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Pure LTR. 6563291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetText(ASCIIToUTF16("abc")); 6573291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // |expected| saves the expected SelectionModel when moving cursor from left 6583291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // to right. 6593291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org std::vector<SelectionModel> expected; 6603291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 6613291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 6623291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 6633291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 6643291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 6653291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 6663291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 6673291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.clear(); 6683291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 6693291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 6703291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 6713291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 6723291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 6733291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 6743291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org} 6753291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 6763291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInLtrRtl) { 6773291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 6783291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // LTR-RTL 6793291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetText(WideToUTF16(L"abc\x05d0\x05d1\x05d2")); 6803291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // The last one is the expected END position. 6813291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org std::vector<SelectionModel> expected; 6823291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 6833291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 6843291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 6853291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 6863291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(5, CURSOR_FORWARD)); 6873291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 688a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 689a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(6, CURSOR_FORWARD)); 690a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 691a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 692a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.clear(); 693a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(6, CURSOR_FORWARD)); 694a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(4, CURSOR_BACKWARD)); 695a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(5, CURSOR_BACKWARD)); 696a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(6, CURSOR_BACKWARD)); 697a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 698a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 699a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 700a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 701a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 702a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 703a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 704a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInLtrRtlLtr) { 7058bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 706a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // LTR-RTL-LTR. 707a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"a" L"\x05d1" L"b")); 708a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::vector<SelectionModel> expected; 7093291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 7103291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 7113291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 712a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 7138bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 714a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 715ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 716ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.clear(); 717ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 7183291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 7193291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 7203291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 7213291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 7223291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 7233291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org} 724ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 725ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInRtl) { 7263291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 7273291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Pure RTL. 7283291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetText(WideToUTF16(L"\x05d0\x05d1\x05d2")); 7293291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 7303291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org std::vector<SelectionModel> expected; 731a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 732ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 733ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 73437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 73537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 736245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 737245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 738245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org 739245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org expected.clear(); 74037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 7418bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 7428bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 7438bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 744a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 745a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 746a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 747a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 748a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 749a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInRtlLtr) { 750a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 751a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // RTL-LTR 752a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"\x05d0\x05d1\x05d2" L"abc")); 753a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 754a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::vector<SelectionModel> expected; 755a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 756a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 757ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 758a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 759a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(5, CURSOR_FORWARD)); 760a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(4, CURSOR_FORWARD)); 761a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 762ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org expected.push_back(SelectionModel(6, CURSOR_FORWARD)); 763ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 764a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 7653291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.clear(); 7663291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(6, CURSOR_FORWARD)); 7673291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(4, CURSOR_BACKWARD)); 7683291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(5, CURSOR_BACKWARD)); 7693291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(6, CURSOR_BACKWARD)); 7703291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 7713291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 7723291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 7733291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 774a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 775a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 776a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 777a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightInRtlLtrRtl) { 778a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 779a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // RTL-LTR-RTL. 780a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"\x05d0" L"a" L"\x05d1")); 781a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 782a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::vector<SelectionModel> expected; 783a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 784a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(1, CURSOR_BACKWARD)); 785a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(1, CURSOR_FORWARD)); 7868bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_BACKWARD)); 787a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 788a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_LEFT); 789a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 7908bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org expected.clear(); 791a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(3, CURSOR_FORWARD)); 792a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(2, CURSOR_FORWARD)); 793a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(2, CURSOR_BACKWARD)); 794a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_FORWARD)); 795a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org expected.push_back(SelectionModel(0, CURSOR_BACKWARD)); 796ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org RunMoveCursorLeftRightTest(render_text.get(), expected, CURSOR_RIGHT); 797ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org} 79837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 79937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com// TODO(xji): temporarily disable in platform Win since the complex script 800245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org// characters turned into empty square due to font regression. So, not able 801245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org// to test 2 characters belong to the same grapheme. 802a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if defined(OS_LINUX) 803a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRight_ComplexScript) { 8048bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 8058bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 8068bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetText(WideToUTF16(L"\x0915\x093f\x0915\x094d\x0915")); 8078bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 8088bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 8098bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(2U, render_text->cursor_position()); 8108bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 811a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(4U, render_text->cursor_position()); 81237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 81337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(5U, render_text->cursor_position()); 814381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 815381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org EXPECT_EQ(5U, render_text->cursor_position()); 816381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org 817381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 818381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org EXPECT_EQ(4U, render_text->cursor_position()); 81937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 820381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org EXPECT_EQ(2U, render_text->cursor_position()); 821381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 822381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 82337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 82437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(0U, render_text->cursor_position()); 82537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com} 8263291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org#endif 82737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 82837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com// TODO(ckocagil): Enable for RenderTextHarfBuzz. http://crbug.com/383265 82937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.comTEST_F(RenderTextTest, MoveCursorLeftRight_MeiryoUILigatures) { 830a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateNativeInstance()); 831a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Meiryo UI uses single-glyph ligatures for 'ff' and 'ffi', but each letter 832a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // (code point) has unique bounds, so mid-glyph cursoring should be possible. 833a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetFontList(FontList("Meiryo UI, 12px")); 834ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetText(WideToUTF16(L"ff ffi")); 835ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 836ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org for (size_t i = 0; i < render_text->text().length(); ++i) { 837ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 838ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(i + 1, render_text->cursor_position()); 839ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org } 840ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(6U, render_text->cursor_position()); 841ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org} 842ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 843ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.orgTEST_F(RenderTextTest, GraphemePositions) { 844ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // LTR 2-character grapheme, LTR abc, LTR 2-character grapheme. 845ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org const base::string16 kText1 = 846ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org WideToUTF16(L"\x0915\x093f" L"abc" L"\x0915\x093f"); 847ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 848ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // LTR ab, LTR 2-character grapheme, LTR cd. 849ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org const base::string16 kText2 = WideToUTF16(L"ab" L"\x0915\x093f" L"cd"); 850ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 851ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // The below is 'MUSICAL SYMBOL G CLEF', which is represented in UTF-16 as 852ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // two characters forming the surrogate pair 0x0001D11E. 853ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org const std::string kSurrogate = "\xF0\x9D\x84\x9E"; 854ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 855ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // LTR ab, UTF16 surrogate pair, LTR cd. 856ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org const base::string16 kText3 = UTF8ToUTF16("ab" + kSurrogate + "cd"); 857ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 858ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org struct { 859ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org base::string16 text; 860ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org size_t index; 861ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org size_t expected_previous; 862ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org size_t expected_next; 863245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org } cases[] = { 864245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org { base::string16(), 0, 0, 0 }, 865ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { base::string16(), 1, 0, 0 }, 866ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { base::string16(), 50, 0, 0 }, 867ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 0, 0, 2 }, 868ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 1, 0, 2 }, 869ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 2, 0, 3 }, 870ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 3, 2, 4 }, 871ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 4, 3, 5 }, 872ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 5, 4, 7 }, 873ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText1, 6, 5, 7 }, 874a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText1, 7, 5, 7 }, 875a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText1, 8, 7, 7 }, 876a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText1, 50, 7, 7 }, 877a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 0, 0, 1 }, 8788bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org { kText2, 1, 0, 2 }, 879a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 2, 1, 4 }, 880a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 3, 2, 4 }, 881a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 4, 2, 5 }, 882a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 5, 4, 6 }, 883a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 6, 5, 6 }, 884a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText2, 7, 6, 6 }, 885ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText2, 50, 6, 6 }, 886ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kText3, 0, 0, 1 }, 88737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com { kText3, 1, 0, 2 }, 88837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com { kText3, 2, 1, 4 }, 889245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org { kText3, 3, 2, 4 }, 890245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org { kText3, 4, 2, 5 }, 89137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com { kText3, 5, 4, 6 }, 89237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com { kText3, 6, 5, 6 }, 893a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText3, 7, 6, 6 }, 894a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kText3, 50, 6, 6 }, 895a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org }; 896a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 897a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if defined(OS_WIN) 898a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // TODO(msw): XP fails due to lack of font support: http://crbug.com/106450 899a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org if (base::win::GetVersion() < base::win::VERSION_VISTA) 900a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org return; 901a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#endif 902a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 9038bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 904a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 905a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SCOPED_TRACE(base::StringPrintf("Testing cases[%" PRIuS "]", i)); 906ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetText(cases[i].text); 907ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 90837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com size_t next = render_text->IndexOfAdjacentGrapheme(cases[i].index, 90937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com CURSOR_FORWARD); 910245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(cases[i].expected_next, next); 911245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_TRUE(render_text->IsValidCursorIndex(next)); 91237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 91337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com size_t previous = render_text->IndexOfAdjacentGrapheme(cases[i].index, 91437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com CURSOR_BACKWARD); 915a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(cases[i].expected_previous, previous); 916a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_TRUE(render_text->IsValidCursorIndex(previous)); 917a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 918a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 919a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 920a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MidGraphemeSelectionBounds) { 921a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if defined(OS_WIN) 9228bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // TODO(msw): XP fails due to lack of font support: http://crbug.com/106450 9238bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org if (base::win::GetVersion() < base::win::VERSION_VISTA) 924ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org return; 925ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org#endif 926ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 927ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // Test that selection bounds may be set amid multi-character graphemes. 9288bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org const base::string16 kHindi = WideToUTF16(L"\x0915\x093f"); 9298bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org const base::string16 kThai = WideToUTF16(L"\x0e08\x0e33"); 930ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org const base::string16 cases[] = { kHindi, kThai }; 931ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 932ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 933ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org for (size_t i = 0; i < arraysize(cases); i++) { 9348bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org SCOPED_TRACE(base::StringPrintf("Testing cases[%" PRIuS "]", i)); 9358bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetText(cases[i]); 9368bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_TRUE(render_text->IsValidLogicalIndex(1)); 9378bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org#if !defined(OS_MACOSX) 938ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_FALSE(render_text->IsValidCursorIndex(1)); 939ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org#endif 9408bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_TRUE(render_text->SelectRange(Range(2, 1))); 9418bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(Range(2, 1), render_text->selection()); 9428bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(1U, render_text->cursor_position()); 943a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Although selection bounds may be set within a multi-character grapheme, 944a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // cursor movement (e.g. via arrow key) should avoid those indices. 945a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 946a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 947a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 948a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(2U, render_text->cursor_position()); 949a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 950a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 951a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 952a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, FindCursorPosition) { 953a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const wchar_t* kTestStrings[] = { kLtrRtl, kLtrRtlLtr, kRtlLtr, kRtlLtrRtl }; 954a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 955a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetDisplayRect(Rect(0, 0, 100, 20)); 956a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 957a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SCOPED_TRACE(base::StringPrintf("Testing case[%" PRIuS "]", i)); 958a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(kTestStrings[i])); 959a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for(size_t j = 0; j < render_text->text().length(); ++j) { 960a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const Range range(render_text->GetGlyphBounds(j)); 961a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Test a point just inside the leading edge of the glyph bounds. 962a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org int x = range.is_reversed() ? range.GetMax() - 1 : range.GetMin() + 1; 963a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(j, render_text->FindCursorPosition(Point(x, 0)).caret_pos()); 964a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 965a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 966a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 967a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 968a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, EdgeSelectionModels) { 969a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Simple Latin text. 970a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 kLatin = WideToUTF16(L"abc"); 971a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // LTR 2-character grapheme. 972a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 kLTRGrapheme = WideToUTF16(L"\x0915\x093f"); 973a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // LTR 2-character grapheme, LTR a, LTR 2-character grapheme. 974a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 kHindiLatin = 97537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com WideToUTF16(L"\x0915\x093f" L"a" L"\x0915\x093f"); 97637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // RTL 2-character grapheme. 97737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com const base::string16 kRTLGrapheme = WideToUTF16(L"\x05e0\x05b8"); 978a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // RTL 2-character grapheme, LTR a, RTL 2-character grapheme. 979a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 kHebrewLatin = 9808bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org WideToUTF16(L"\x05e0\x05b8" L"a" L"\x05e0\x05b8"); 9818bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 982a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org struct { 983245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org base::string16 text; 984a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org base::i18n::TextDirection expected_text_direction; 985a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } cases[] = { 986a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { base::string16(), base::i18n::LEFT_TO_RIGHT }, 987a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLatin, base::i18n::LEFT_TO_RIGHT }, 988a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org { kLTRGrapheme, base::i18n::LEFT_TO_RIGHT }, 989ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kHindiLatin, base::i18n::LEFT_TO_RIGHT }, 990ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kRTLGrapheme, base::i18n::RIGHT_TO_LEFT }, 991ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kHebrewLatin, base::i18n::RIGHT_TO_LEFT }, 992ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org }; 993ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 99437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com#if defined(OS_WIN) 99537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // TODO(msw): XP fails due to lack of font support: http://crbug.com/106450 996245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org if (base::win::GetVersion() < base::win::VERSION_VISTA) 997245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org return; 998a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#endif 999a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1000a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1001245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 1002245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org render_text->SetText(cases[i].text); 1003a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org bool ltr = (cases[i].expected_text_direction == base::i18n::LEFT_TO_RIGHT); 1004ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 1005a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SelectionModel start_edge = 10068bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->EdgeSelectionModel(ltr ? CURSOR_LEFT : CURSOR_RIGHT); 10075ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org EXPECT_EQ(start_edge, SelectionModel(0, CURSOR_BACKWARD)); 10088bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 10098bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org SelectionModel end_edge = 1010a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->EdgeSelectionModel(ltr ? CURSOR_RIGHT : CURSOR_LEFT); 1011a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(end_edge, SelectionModel(cases[i].text.length(), CURSOR_FORWARD)); 101237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com } 1013a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 10145ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org 10153291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgTEST_F(RenderTextTest, SelectAll) { 101637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com const wchar_t* const cases[] = 1017ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org { kWeak, kLtr, kLtrRtl, kLtrRtlLtr, kRtl, kRtlLtr, kRtlLtrRtl }; 10183291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 101937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // Ensure that SelectAll respects the |reversed| argument regardless of 102037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // application locale and text content directionality. 102137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 102237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com const SelectionModel expected_reversed(Range(3, 0), CURSOR_FORWARD); 1023a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const SelectionModel expected_forwards(Range(0, 3), CURSOR_BACKWARD); 1024245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org const bool was_rtl = base::i18n::IsRTL(); 1025245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org 1026245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org for (size_t i = 0; i < 2; ++i) { 1027a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SetRTL(!base::i18n::IsRTL()); 1028a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Test that an empty string produces an empty selection model. 1029a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(base::string16()); 1030a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(render_text->selection_model(), SelectionModel()); 1031ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 1032ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // Test the weak, LTR, RTL, and Bidi string cases. 1033ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org for (size_t j = 0; j < ARRAYSIZE_UNSAFE(cases); j++) { 1034ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetText(WideToUTF16(cases[j])); 1035ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SelectAll(false); 1036ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(render_text->selection_model(), expected_forwards); 1037ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SelectAll(true); 1038ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(render_text->selection_model(), expected_reversed); 1039ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org } 1040ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org } 1041ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 1042245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(was_rtl, base::i18n::IsRTL()); 1043245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org} 1044ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 1045ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.orgTEST_F(RenderTextTest, MoveCursorLeftRightWithSelection) { 1046ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1047ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetText(WideToUTF16(L"abc\x05d0\x05d1\x05d2")); 1048ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // Left arrow on select ranging (6, 4). 1049ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 1050ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(Range(6), render_text->selection()); 1051ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 1052ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(Range(4), render_text->selection()); 10538bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 10548bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(Range(5), render_text->selection()); 105537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 105637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(6), render_text->selection()); 105737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, true); 105837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(6, 5), render_text->selection()); 105937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, true); 106037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(6, 4), render_text->selection()); 106137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 1062ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(Range(6), render_text->selection()); 1063ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 106437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // Right arrow on select ranging (4, 6). 106537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 1066245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(Range(0), render_text->selection()); 1067245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 10688bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(Range(1), render_text->selection()); 106937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 107037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(2), render_text->selection()); 107137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 107237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(3), render_text->selection()); 107337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 107437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(5), render_text->selection()); 107537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 107637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(4), render_text->selection()); 107737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, true); 107837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(4, 5), render_text->selection()); 107937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, true); 108037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(4, 6), render_text->selection()); 108137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 108237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com EXPECT_EQ(Range(4), render_text->selection()); 108337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com} 108437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 10858bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgTEST_F(RenderTextTest, CenteredDisplayOffset) { 10868bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 10878bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetText(ASCIIToUTF16("abcdefghij")); 10888bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetHorizontalAlignment(ALIGN_CENTER); 10898bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 10903291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org const int kEnlargement = 10; 10913291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org const int content_width = render_text->GetContentWidth(); 10923291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org Rect display_rect(0, 0, content_width / 2, 10933291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->font_list().GetHeight()); 10943291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetDisplayRect(display_rect); 10953291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 10963291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Move the cursor to the beginning of the text and, by checking the cursor 10973291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // bounds, make sure no empty space is to the left of the text. 10983291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->SetCursorPosition(0); 10993291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(display_rect.x(), render_text->GetUpdatedCursorBounds().x()); 11008bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 1101245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org // Widen the display rect and, by checking the cursor bounds, make sure no 1102245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org // empty space is introduced to the left of the text. 1103245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org display_rect.Inset(0, 0, -kEnlargement, 0); 1104245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org render_text->SetDisplayRect(display_rect); 1105245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(display_rect.x(), render_text->GetUpdatedCursorBounds().x()); 1106245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org 11078bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Move the cursor to the end of the text and, by checking the cursor bounds, 11088bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // make sure no empty space is to the right of the text. 11098bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetCursorPosition(render_text->text().length()); 11108bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(display_rect.right(), 11118bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->GetUpdatedCursorBounds().right()); 11123291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 11138bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Widen the display rect and, by checking the cursor bounds, make sure no 11148bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // empty space is introduced to the right of the text. 11158bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org display_rect.Inset(0, 0, -kEnlargement, 0); 11168bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetDisplayRect(display_rect); 11178bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(display_rect.right(), 11188bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->GetUpdatedCursorBounds().right()); 11193291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org} 11208bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org#endif // !defined(OS_MACOSX) 11218bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 1122ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org// TODO(xji): Make these work on Windows. 11238bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org#if defined(OS_LINUX) 1124ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.orgvoid MoveLeftRightByWordVerifier(RenderText* render_text, 11258bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org const wchar_t* str) { 1126ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->SetText(WideToUTF16(str)); 1127ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 11288bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Test moving by word from left ro right. 1129ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 11308bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org bool first_word = true; 11318bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org while (true) { 1132ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // First, test moving by word from a word break position, such as from 11338bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // "|abc def" to "abc| def". 11348bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org SelectionModel start = render_text->selection_model(); 11358bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1136ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org SelectionModel end = render_text->selection_model(); 11378bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org if (end == start) // reach the end. 11388bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org break; 11398bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 11408bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // For testing simplicity, each word is a 3-character word. 11418bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org int num_of_character_moves = first_word ? 3 : 4; 11428bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org first_word = false; 11438bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursorTo(start); 11448bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org for (int j = 0; j < num_of_character_moves; ++j) 11458bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 11463291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(end, render_text->selection_model()); 11473291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 11483291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Then, test moving by word from positions inside the word, such as from 11493291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // "a|bc def" to "abc| def", and from "ab|c def" to "abc| def". 11503291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org for (int j = 1; j < num_of_character_moves; ++j) { 11513291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursorTo(start); 11523291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org for (int k = 0; k < j; ++k) 11533291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_RIGHT, false); 11543291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 11553291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(end, render_text->selection_model()); 1156ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org } 11578bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org } 11588bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 11598bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Test moving by word from right to left. 11608bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 11618bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org first_word = true; 11623291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org while (true) { 11638bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org SelectionModel start = render_text->selection_model(); 11648bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, false); 11658bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org SelectionModel end = render_text->selection_model(); 11668bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org if (end == start) // reach the end. 116737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com break; 116837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 1169245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org int num_of_character_moves = first_word ? 3 : 4; 1170381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org first_word = false; 1171245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org render_text->MoveCursorTo(start); 1172245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org for (int j = 0; j < num_of_character_moves; ++j) 11733291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 11743291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(end, render_text->selection_model()); 11753291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 11763291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org for (int j = 1; j < num_of_character_moves; ++j) { 1177ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursorTo(start); 11788bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org for (int k = 0; k < j; ++k) 11798bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(CHARACTER_BREAK, CURSOR_LEFT, false); 11803291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, false); 11813291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org EXPECT_EQ(end, render_text->selection_model()); 11823291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org } 11833291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org } 11843291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org} 11853291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 11863291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgTEST_F(RenderTextTest, MoveLeftRightByWordInBidiText) { 11873291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 11883291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 11893291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // For testing simplicity, each word is a 3-character word. 11908bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org std::vector<const wchar_t*> test; 119137abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"abc"); 119237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"abc def"); 119337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"\x05E1\x05E2\x05E3"); 119437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"\x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6"); 119537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"abc \x05E1\x05E2\x05E3"); 1196245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org test.push_back(L"abc def \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6"); 1197245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org test.push_back(L"abc def hij \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6" 11988bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org L" \x05E7\x05E8\x05E9"); 1199245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org 1200245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org test.push_back(L"abc \x05E1\x05E2\x05E3 hij"); 12018bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org test.push_back(L"abc def \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6 hij opq"); 12028bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org test.push_back(L"abc def hij \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6" 12038bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org L" \x05E7\x05E8\x05E9" L" opq rst uvw"); 120437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 120537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"\x05E1\x05E2\x05E3 abc"); 1206381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org test.push_back(L"\x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6 abc def"); 120737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com test.push_back(L"\x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6 \x05E7\x05E8\x05E9" 120837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com L" abc def hij"); 12093291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 12103291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org test.push_back(L"\x05D1\x05D2\x05D3 abc \x05E1\x05E2\x05E3"); 12113291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org test.push_back(L"\x05D1\x05D2\x05D3 \x05D4\x05D5\x05D6 abc def" 12123291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org L" \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6"); 12133291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org test.push_back(L"\x05D1\x05D2\x05D3 \x05D4\x05D5\x05D6 \x05D7\x05D8\x05D9" 12143291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org L" abc def hij \x05E1\x05E2\x05E3 \x05E4\x05E5\x05E6" 12158bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org L" \x05E7\x05E8\x05E9"); 12168bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 12178bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org for (size_t i = 0; i < test.size(); ++i) 12188bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org MoveLeftRightByWordVerifier(render_text.get(), test[i]); 12198bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org} 12208bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 12218bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgTEST_F(RenderTextTest, MoveLeftRightByWordInBidiText_TestEndOfText) { 12228bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 122337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 122437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(WideToUTF16(L"ab\x05E1")); 1225381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org // Moving the cursor by word from "abC|" to the left should return "|abC". 122637abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // But since end of text is always treated as a word break, it returns 122737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // position "ab|C". 122837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // TODO(xji): Need to make it work as expected. 1229ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 1230ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, false); 12318bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // EXPECT_EQ(SelectionModel(), render_text->selection_model()); 12328bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 12338bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Moving the cursor by word from "|abC" to the right returns "abC|". 12348bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 1235ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1236ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org EXPECT_EQ(SelectionModel(3, CURSOR_FORWARD), render_text->selection_model()); 1237ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org 12388bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetText(WideToUTF16(L"\x05E1\x05E2" L"a")); 12398bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // For logical text "BCa", moving the cursor by word from "aCB|" to the left 1240ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org // returns "|aCB". 1241ddb913d619a6e602f53dd17b0fe71158ce66888dager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_RIGHT, false); 12428bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, false); 12438bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(SelectionModel(3, CURSOR_FORWARD), render_text->selection_model()); 12448bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 12458bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // Moving the cursor by word from "|aCB" to the right should return "aCB|". 12468bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // But since end of text is always treated as a word break, it returns 124737abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // position "a|CB". 124837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // TODO(xji): Need to make it work as expected. 124937abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 1250381abbb58260f2fc7d346d0e2f83d0f132a4c14bager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1251245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org // EXPECT_EQ(SelectionModel(), render_text->selection_model()); 12528bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org} 125337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 125437abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.comTEST_F(RenderTextTest, MoveLeftRightByWordInTextWithMultiSpaces) { 1255a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1256a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"abc def")); 1257a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursorTo(SelectionModel(5, CURSOR_FORWARD)); 1258a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1259a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(11U, render_text->cursor_position()); 1260a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1261a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursorTo(SelectionModel(5, CURSOR_FORWARD)); 126237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->MoveCursor(WORD_BREAK, CURSOR_LEFT, false); 1263a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 1264a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 1265a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1266a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, MoveLeftRightByWordInChineseText) { 1267a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1268a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(WideToUTF16(L"\x6211\x4EEC\x53BB\x516C\x56ED\x73A9")); 1269a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(LINE_BREAK, CURSOR_LEFT, false); 1270a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(0U, render_text->cursor_position()); 1271a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1272a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(2U, render_text->cursor_position()); 1273a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1274a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(3U, render_text->cursor_position()); 1275a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1276a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(5U, render_text->cursor_position()); 1277a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1278a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(6U, render_text->cursor_position()); 1279a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->MoveCursor(WORD_BREAK, CURSOR_RIGHT, false); 1280a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(6U, render_text->cursor_position()); 1281a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 1282a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#endif 1283a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1284a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// TODO(ckocagil): Remove when RenderTextWin goes away. 1285a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if defined(OS_WIN) 1286a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, Win_LogicalClusters) { 1287a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderTextWin> render_text( 1288a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 1289a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1290a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const base::string16 test_string = 1291a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org WideToUTF16(L"\x0930\x0930\x0930\x0930\x0930"); 12925ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org render_text->SetText(test_string); 1293a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->EnsureLayout(); 1294a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org ASSERT_EQ(1U, render_text->runs_.size()); 1295a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org WORD* logical_clusters = render_text->runs_[0]->logical_clusters.get(); 1296a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org for (size_t i = 0; i < test_string.length(); ++i) 1297a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(i, logical_clusters[i]); 12988bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org} 12998bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org#endif // defined(OS_WIN) 13008bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 13018bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgTEST_F(RenderTextTest, StringSizeSanity) { 13028bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 13038bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetText(UTF8ToUTF16("Hello World")); 13048bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org const Size string_size = render_text->GetStringSize(); 13058bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_GT(string_size.width(), 0); 13068bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_GT(string_size.height(), 0); 13078bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org} 13088bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 13098bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.orgTEST_F(RenderTextTest, StringSizeLongStrings) { 131037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1311a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org Size previous_string_size; 131237abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com for (size_t length = 10; length < 1000000; length *= 10) { 1313a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetText(base::string16(length, 'a')); 1314a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const Size string_size = render_text->GetStringSize(); 1315a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_GT(string_size.width(), previous_string_size.width()); 1316a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_GT(string_size.height(), 0); 1317a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org previous_string_size = string_size; 1318a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 1319a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 132037abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com 1321a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// TODO(asvitkine): This test fails because PlatformFontMac uses point font 1322a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org// sizes instead of pixel sizes like other implementations. 1323a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#if !defined(OS_MACOSX) 1324a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, StringSizeEmptyString) { 132537abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com // Ascent and descent of Arial and Symbol are different on most platforms. 1326a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org const FontList font_list("Arial,Symbol, 16px"); 1327a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1328a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org render_text->SetFontList(font_list); 13298bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org render_text->SetDisplayRect(Rect(0, 0, 0, font_list.GetHeight())); 13308bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 13318bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // The empty string respects FontList metrics for non-zero height 13328bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org // and baseline. 133337abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(base::string16()); 1334245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(font_list.GetHeight(), render_text->GetStringSize().height()); 13358bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org EXPECT_EQ(0, render_text->GetStringSize().width()); 1336a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(font_list.GetBaseline(), render_text->GetBaseline()); 13378bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org 133837abdec9cad6edeba05b5c7a9ff73c25f5df2b70christian.plesner.hansen@gmail.com render_text->SetText(UTF8ToUTF16(" ")); 1339245aa859d34fd516161c48ef4c69d38d9b889284iposva@chromium.org EXPECT_EQ(font_list.GetHeight(), render_text->GetStringSize().height()); 1340a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org EXPECT_EQ(font_list.GetBaseline(), render_text->GetBaseline()); 1341a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org} 1342a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org#endif // !defined(OS_MACOSX) 1343a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 1344a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgTEST_F(RenderTextTest, StringSizeRespectsFontListMetrics) { 1345a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org // Check that Arial and Symbol have different font metrics. 1346a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org Font arial_font("Arial", 16); 13477be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org ASSERT_EQ("arial", 13487be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org base::StringToLowerASCII(arial_font.GetActualFontNameForTesting())); 13497be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org Font symbol_font("Symbol", 16); 13507be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org ASSERT_EQ("symbol", 13517be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org base::StringToLowerASCII( 13527be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org symbol_font.GetActualFontNameForTesting())); 13537be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_NE(arial_font.GetHeight(), symbol_font.GetHeight()); 13547be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org EXPECT_NE(arial_font.GetBaseline(), symbol_font.GetBaseline()); 13557be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // "a" should be rendered with Arial, not with Symbol. 13567be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org const char* arial_font_text = "a"; 13577be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // "®" (registered trademark symbol) should be rendered with Symbol, 13587be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org // not with Arial. 13597be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org const char* symbol_font_text = "\xC2\xAE"; 13607be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 13617be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org Font smaller_font = arial_font; 13627be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org Font larger_font = symbol_font; 13637be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org const char* smaller_font_text = arial_font_text; 13647be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org const char* larger_font_text = symbol_font_text; 13657be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org if (symbol_font.GetHeight() < arial_font.GetHeight() && 13668bb60585bafbf81564e6b30fcf18c82615a76f95ager@chromium.org symbol_font.GetBaseline() < arial_font.GetBaseline()) { 1367a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::swap(smaller_font, larger_font); 1368a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org std::swap(smaller_font_text, larger_font_text); 1369a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org } 1370a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org ASSERT_LT(smaller_font.GetHeight(), larger_font.GetHeight()); 137143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen ASSERT_LT(smaller_font.GetBaseline(), larger_font.GetBaseline()); 137243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 137343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen // Check |smaller_font_text| is rendered with the smaller font. 1374 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1375 render_text->SetText(UTF8ToUTF16(smaller_font_text)); 1376 render_text->SetFontList(FontList(smaller_font)); 1377 render_text->SetDisplayRect(Rect(0, 0, 0, 1378 render_text->font_list().GetHeight())); 1379 EXPECT_EQ(smaller_font.GetHeight(), render_text->GetStringSize().height()); 1380 EXPECT_EQ(smaller_font.GetBaseline(), render_text->GetBaseline()); 1381 1382 // Layout the same text with mixed fonts. The text should be rendered with 1383 // the smaller font, but the height and baseline are determined with the 1384 // metrics of the font list, which is equal to the larger font. 1385 std::vector<Font> fonts; 1386 fonts.push_back(smaller_font); // The primary font is the smaller font. 1387 fonts.push_back(larger_font); 1388 const FontList font_list(fonts); 1389 render_text->SetFontList(font_list); 1390 render_text->SetDisplayRect(Rect(0, 0, 0, 1391 render_text->font_list().GetHeight())); 1392 EXPECT_LT(smaller_font.GetHeight(), render_text->GetStringSize().height()); 1393 EXPECT_LT(smaller_font.GetBaseline(), render_text->GetBaseline()); 1394 EXPECT_EQ(font_list.GetHeight(), render_text->GetStringSize().height()); 1395 EXPECT_EQ(font_list.GetBaseline(), render_text->GetBaseline()); 1396} 1397 1398TEST_F(RenderTextTest, SetFontList) { 1399 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1400 render_text->SetFontList(FontList("Arial,Symbol, 13px")); 1401 const std::vector<Font>& fonts = render_text->font_list().GetFonts(); 1402 ASSERT_EQ(2U, fonts.size()); 1403 EXPECT_EQ("Arial", fonts[0].GetFontName()); 1404 EXPECT_EQ("Symbol", fonts[1].GetFontName()); 1405 EXPECT_EQ(13, render_text->font_list().GetFontSize()); 1406} 1407 1408TEST_F(RenderTextTest, StringSizeBoldWidth) { 1409 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1410 render_text->SetText(UTF8ToUTF16("Hello World")); 1411 1412 const int plain_width = render_text->GetStringSize().width(); 1413 EXPECT_GT(plain_width, 0); 1414 1415 // Apply a bold style and check that the new width is greater. 1416 render_text->SetStyle(BOLD, true); 1417 const int bold_width = render_text->GetStringSize().width(); 1418 EXPECT_GT(bold_width, plain_width); 1419 1420 // Now, apply a plain style over the first word only. 1421 render_text->ApplyStyle(BOLD, false, Range(0, 5)); 1422 const int plain_bold_width = render_text->GetStringSize().width(); 1423 EXPECT_GT(plain_bold_width, plain_width); 1424 EXPECT_LT(plain_bold_width, bold_width); 1425} 1426 1427TEST_F(RenderTextTest, StringSizeHeight) { 1428 base::string16 cases[] = { 1429 WideToUTF16(L"Hello World!"), // English 1430 WideToUTF16(L"\x6328\x62f6"), // Japanese 1431 WideToUTF16(L"\x0915\x093f"), // Hindi 1432 WideToUTF16(L"\x05e0\x05b8"), // Hebrew 1433 }; 1434 1435 const FontList default_font_list; 1436 const FontList& larger_font_list = default_font_list.DeriveWithSizeDelta(24); 1437 EXPECT_GT(larger_font_list.GetHeight(), default_font_list.GetHeight()); 1438 1439 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 1440 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1441 render_text->SetFontList(default_font_list); 1442 render_text->SetText(cases[i]); 1443 1444 const int height1 = render_text->GetStringSize().height(); 1445 EXPECT_GT(height1, 0); 1446 1447 // Check that setting the larger font increases the height. 1448 render_text->SetFontList(larger_font_list); 1449 const int height2 = render_text->GetStringSize().height(); 1450 EXPECT_GT(height2, height1); 1451 } 1452} 1453 1454TEST_F(RenderTextTest, GetBaselineSanity) { 1455 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1456 render_text->SetText(UTF8ToUTF16("Hello World")); 1457 const int baseline = render_text->GetBaseline(); 1458 EXPECT_GT(baseline, 0); 1459} 1460 1461TEST_F(RenderTextTest, CursorBoundsInReplacementMode) { 1462 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1463 render_text->SetText(ASCIIToUTF16("abcdefg")); 1464 render_text->SetDisplayRect(Rect(100, 17)); 1465 SelectionModel sel_b(1, CURSOR_FORWARD); 1466 SelectionModel sel_c(2, CURSOR_FORWARD); 1467 Rect cursor_around_b = render_text->GetCursorBounds(sel_b, false); 1468 Rect cursor_before_b = render_text->GetCursorBounds(sel_b, true); 1469 Rect cursor_before_c = render_text->GetCursorBounds(sel_c, true); 1470 EXPECT_EQ(cursor_around_b.x(), cursor_before_b.x()); 1471 EXPECT_EQ(cursor_around_b.right(), cursor_before_c.x()); 1472} 1473 1474TEST_F(RenderTextTest, GetTextOffset) { 1475 // The default horizontal text offset differs for LTR and RTL, and is only set 1476 // when the RenderText object is created. This test will check the default in 1477 // LTR mode, and the next test will check the RTL default. 1478 const bool was_rtl = base::i18n::IsRTL(); 1479 SetRTL(false); 1480 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1481 render_text->SetText(ASCIIToUTF16("abcdefg")); 1482 render_text->SetFontList(FontList("Arial, 13px")); 1483 1484 // Set display area's size equal to the font size. 1485 const Size font_size(render_text->GetContentWidth(), 1486 render_text->font_list().GetHeight()); 1487 Rect display_rect(font_size); 1488 render_text->SetDisplayRect(display_rect); 1489 1490 Vector2d offset = render_text->GetLineOffset(0); 1491 EXPECT_TRUE(offset.IsZero()); 1492 1493 const int kEnlargementX = 2; 1494 display_rect.Inset(0, 0, -kEnlargementX, 0); 1495 render_text->SetDisplayRect(display_rect); 1496 1497 // Check the default horizontal alignment. 1498 offset = render_text->GetLineOffset(0); 1499 EXPECT_EQ(0, offset.x()); 1500 1501 // Check explicitly setting the horizontal alignment. 1502 render_text->SetHorizontalAlignment(ALIGN_LEFT); 1503 offset = render_text->GetLineOffset(0); 1504 EXPECT_EQ(0, offset.x()); 1505 render_text->SetHorizontalAlignment(ALIGN_CENTER); 1506 offset = render_text->GetLineOffset(0); 1507 EXPECT_EQ(kEnlargementX / 2, offset.x()); 1508 render_text->SetHorizontalAlignment(ALIGN_RIGHT); 1509 offset = render_text->GetLineOffset(0); 1510 EXPECT_EQ(kEnlargementX, offset.x()); 1511 1512 // Check that text is vertically centered within taller display rects. 1513 const int kEnlargementY = display_rect.height(); 1514 display_rect.Inset(0, 0, 0, -kEnlargementY); 1515 render_text->SetDisplayRect(display_rect); 1516 const Vector2d prev_offset = render_text->GetLineOffset(0); 1517 display_rect.Inset(0, 0, 0, -2 * kEnlargementY); 1518 render_text->SetDisplayRect(display_rect); 1519 offset = render_text->GetLineOffset(0); 1520 EXPECT_EQ(prev_offset.y() + kEnlargementY, offset.y()); 1521 1522 SetRTL(was_rtl); 1523} 1524 1525TEST_F(RenderTextTest, GetTextOffsetHorizontalDefaultInRTL) { 1526 // This only checks the default horizontal alignment in RTL mode; all other 1527 // GetLineOffset(0) attributes are checked by the test above. 1528 const bool was_rtl = base::i18n::IsRTL(); 1529 SetRTL(true); 1530 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1531 render_text->SetText(ASCIIToUTF16("abcdefg")); 1532 render_text->SetFontList(FontList("Arial, 13px")); 1533 const int kEnlargement = 2; 1534 const Size font_size(render_text->GetContentWidth() + kEnlargement, 1535 render_text->GetStringSize().height()); 1536 Rect display_rect(font_size); 1537 render_text->SetDisplayRect(display_rect); 1538 Vector2d offset = render_text->GetLineOffset(0); 1539 EXPECT_EQ(kEnlargement, offset.x()); 1540 SetRTL(was_rtl); 1541} 1542 1543TEST_F(RenderTextTest, SetDisplayOffset) { 1544 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1545 render_text->SetText(ASCIIToUTF16("abcdefg")); 1546 render_text->SetFontList(FontList("Arial, 13px")); 1547 1548 const Size font_size(render_text->GetContentWidth(), 1549 render_text->font_list().GetHeight()); 1550 const int kEnlargement = 10; 1551 1552 // Set display width |kEnlargement| pixels greater than content width and test 1553 // different possible situations. In this case the only possible display 1554 // offset is zero. 1555 Rect display_rect(font_size); 1556 display_rect.Inset(0, 0, -kEnlargement, 0); 1557 render_text->SetDisplayRect(display_rect); 1558 1559 struct { 1560 HorizontalAlignment alignment; 1561 int offset; 1562 } small_content_cases[] = { 1563 { ALIGN_LEFT, -kEnlargement }, 1564 { ALIGN_LEFT, 0 }, 1565 { ALIGN_LEFT, kEnlargement }, 1566 { ALIGN_RIGHT, -kEnlargement }, 1567 { ALIGN_RIGHT, 0 }, 1568 { ALIGN_RIGHT, kEnlargement }, 1569 { ALIGN_CENTER, -kEnlargement }, 1570 { ALIGN_CENTER, 0 }, 1571 { ALIGN_CENTER, kEnlargement }, 1572 }; 1573 1574 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(small_content_cases); i++) { 1575 render_text->SetHorizontalAlignment(small_content_cases[i].alignment); 1576 render_text->SetDisplayOffset(small_content_cases[i].offset); 1577 EXPECT_EQ(0, render_text->GetUpdatedDisplayOffset().x()); 1578 } 1579 1580 // Set display width |kEnlargement| pixels less than content width and test 1581 // different possible situations. 1582 display_rect = Rect(font_size); 1583 display_rect.Inset(0, 0, kEnlargement, 0); 1584 render_text->SetDisplayRect(display_rect); 1585 1586 struct { 1587 HorizontalAlignment alignment; 1588 int offset; 1589 int expected_offset; 1590 } large_content_cases[] = { 1591 // When text is left-aligned, display offset can be in range 1592 // [-kEnlargement, 0]. 1593 { ALIGN_LEFT, -2 * kEnlargement, -kEnlargement }, 1594 { ALIGN_LEFT, -kEnlargement / 2, -kEnlargement / 2 }, 1595 { ALIGN_LEFT, kEnlargement, 0 }, 1596 // When text is right-aligned, display offset can be in range 1597 // [0, kEnlargement]. 1598 { ALIGN_RIGHT, -kEnlargement, 0 }, 1599 { ALIGN_RIGHT, kEnlargement / 2, kEnlargement / 2 }, 1600 { ALIGN_RIGHT, 2 * kEnlargement, kEnlargement }, 1601 // When text is center-aligned, display offset can be in range 1602 // [-kEnlargement / 2 - 1, (kEnlargement - 1) / 2]. 1603 { ALIGN_CENTER, -kEnlargement, -kEnlargement / 2 - 1 }, 1604 { ALIGN_CENTER, -kEnlargement / 4, -kEnlargement / 4 }, 1605 { ALIGN_CENTER, kEnlargement / 4, kEnlargement / 4 }, 1606 { ALIGN_CENTER, kEnlargement, (kEnlargement - 1) / 2 }, 1607 }; 1608 1609 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(large_content_cases); i++) { 1610 render_text->SetHorizontalAlignment(large_content_cases[i].alignment); 1611 render_text->SetDisplayOffset(large_content_cases[i].offset); 1612 EXPECT_EQ(large_content_cases[i].expected_offset, 1613 render_text->GetUpdatedDisplayOffset().x()); 1614 } 1615} 1616 1617// TODO(ckocagil): Enable for RenderTextHarfBuzz. http://crbug.com/396776 1618TEST_F(RenderTextTest, SameFontForParentheses) { 1619 struct { 1620 const base::char16 left_char; 1621 const base::char16 right_char; 1622 } punctuation_pairs[] = { 1623 { '(', ')' }, 1624 { '{', '}' }, 1625 { '<', '>' }, 1626 }; 1627 struct { 1628 base::string16 text; 1629 } cases[] = { 1630 // English(English) 1631 { WideToUTF16(L"Hello World(a)") }, 1632 // English(English)English 1633 { WideToUTF16(L"Hello World(a)Hello World") }, 1634 1635 // Japanese(English) 1636 { WideToUTF16(L"\x6328\x62f6(a)") }, 1637 // Japanese(English)Japanese 1638 { WideToUTF16(L"\x6328\x62f6(a)\x6328\x62f6") }, 1639 // English(Japanese)English 1640 { WideToUTF16(L"Hello World(\x6328\x62f6)Hello World") }, 1641 1642 // Hindi(English) 1643 { WideToUTF16(L"\x0915\x093f(a)") }, 1644 // Hindi(English)Hindi 1645 { WideToUTF16(L"\x0915\x093f(a)\x0915\x093f") }, 1646 // English(Hindi)English 1647 { WideToUTF16(L"Hello World(\x0915\x093f)Hello World") }, 1648 1649 // Hebrew(English) 1650 { WideToUTF16(L"\x05e0\x05b8(a)") }, 1651 // Hebrew(English)Hebrew 1652 { WideToUTF16(L"\x05e0\x05b8(a)\x05e0\x05b8") }, 1653 // English(Hebrew)English 1654 { WideToUTF16(L"Hello World(\x05e0\x05b8)Hello World") }, 1655 }; 1656 1657 scoped_ptr<RenderText> render_text(RenderText::CreateNativeInstance()); 1658 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 1659 base::string16 text = cases[i].text; 1660 const size_t start_paren_char_index = text.find('('); 1661 ASSERT_NE(base::string16::npos, start_paren_char_index); 1662 const size_t end_paren_char_index = text.find(')'); 1663 ASSERT_NE(base::string16::npos, end_paren_char_index); 1664 1665 for (size_t j = 0; j < ARRAYSIZE_UNSAFE(punctuation_pairs); ++j) { 1666 text[start_paren_char_index] = punctuation_pairs[j].left_char; 1667 text[end_paren_char_index] = punctuation_pairs[j].right_char; 1668 render_text->SetText(text); 1669 1670 const std::vector<RenderText::FontSpan> spans = 1671 render_text->GetFontSpansForTesting(); 1672 1673 int start_paren_span_index = -1; 1674 int end_paren_span_index = -1; 1675 for (size_t k = 0; k < spans.size(); ++k) { 1676 if (IndexInRange(spans[k].second, start_paren_char_index)) 1677 start_paren_span_index = k; 1678 if (IndexInRange(spans[k].second, end_paren_char_index)) 1679 end_paren_span_index = k; 1680 } 1681 ASSERT_NE(-1, start_paren_span_index); 1682 ASSERT_NE(-1, end_paren_span_index); 1683 1684 const Font& start_font = spans[start_paren_span_index].first; 1685 const Font& end_font = spans[end_paren_span_index].first; 1686 EXPECT_EQ(start_font.GetFontName(), end_font.GetFontName()); 1687 EXPECT_EQ(start_font.GetFontSize(), end_font.GetFontSize()); 1688 EXPECT_EQ(start_font.GetStyle(), end_font.GetStyle()); 1689 } 1690 } 1691} 1692 1693// Make sure the caret width is always >=1 so that the correct 1694// caret is drawn at high DPI. crbug.com/164100. 1695TEST_F(RenderTextTest, CaretWidth) { 1696 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1697 render_text->SetText(ASCIIToUTF16("abcdefg")); 1698 EXPECT_GE(render_text->GetUpdatedCursorBounds().width(), 1); 1699} 1700 1701TEST_F(RenderTextTest, SelectWord) { 1702 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1703 render_text->SetText(ASCIIToUTF16(" foo a.bc.d bar")); 1704 1705 struct { 1706 size_t cursor; 1707 size_t selection_start; 1708 size_t selection_end; 1709 } cases[] = { 1710 { 0, 0, 1 }, 1711 { 1, 1, 4 }, 1712 { 2, 1, 4 }, 1713 { 3, 1, 4 }, 1714 { 4, 4, 6 }, 1715 { 5, 4, 6 }, 1716 { 6, 6, 7 }, 1717 { 7, 7, 8 }, 1718 { 8, 8, 10 }, 1719 { 9, 8, 10 }, 1720 { 10, 10, 11 }, 1721 { 11, 11, 12 }, 1722 { 12, 12, 13 }, 1723 { 13, 13, 16 }, 1724 { 14, 13, 16 }, 1725 { 15, 13, 16 }, 1726 { 16, 13, 16 }, 1727 }; 1728 1729 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 1730 render_text->SetCursorPosition(cases[i].cursor); 1731 render_text->SelectWord(); 1732 EXPECT_EQ(Range(cases[i].selection_start, cases[i].selection_end), 1733 render_text->selection()); 1734 } 1735} 1736 1737// Make sure the last word is selected when the cursor is at text.length(). 1738TEST_F(RenderTextTest, LastWordSelected) { 1739 const std::string kTestURL1 = "http://www.google.com"; 1740 const std::string kTestURL2 = "http://www.google.com/something/"; 1741 1742 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1743 1744 render_text->SetText(ASCIIToUTF16(kTestURL1)); 1745 render_text->SetCursorPosition(kTestURL1.length()); 1746 render_text->SelectWord(); 1747 EXPECT_EQ(ASCIIToUTF16("com"), GetSelectedText(render_text.get())); 1748 EXPECT_FALSE(render_text->selection().is_reversed()); 1749 1750 render_text->SetText(ASCIIToUTF16(kTestURL2)); 1751 render_text->SetCursorPosition(kTestURL2.length()); 1752 render_text->SelectWord(); 1753 EXPECT_EQ(ASCIIToUTF16("/"), GetSelectedText(render_text.get())); 1754 EXPECT_FALSE(render_text->selection().is_reversed()); 1755} 1756 1757// When given a non-empty selection, SelectWord should expand the selection to 1758// nearest word boundaries. 1759TEST_F(RenderTextTest, SelectMultipleWords) { 1760 const std::string kTestURL = "http://www.google.com"; 1761 1762 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1763 1764 render_text->SetText(ASCIIToUTF16(kTestURL)); 1765 render_text->SelectRange(Range(16, 20)); 1766 render_text->SelectWord(); 1767 EXPECT_EQ(ASCIIToUTF16("google.com"), GetSelectedText(render_text.get())); 1768 EXPECT_FALSE(render_text->selection().is_reversed()); 1769 1770 // SelectWord should preserve the selection direction. 1771 render_text->SelectRange(Range(20, 16)); 1772 render_text->SelectWord(); 1773 EXPECT_EQ(ASCIIToUTF16("google.com"), GetSelectedText(render_text.get())); 1774 EXPECT_TRUE(render_text->selection().is_reversed()); 1775} 1776 1777// TODO(asvitkine): Cursor movements tests disabled on Mac because RenderTextMac 1778// does not implement this yet. http://crbug.com/131618 1779#if !defined(OS_MACOSX) 1780TEST_F(RenderTextTest, DisplayRectShowsCursorLTR) { 1781 ASSERT_FALSE(base::i18n::IsRTL()); 1782 ASSERT_FALSE(base::i18n::ICUIsRTL()); 1783 1784 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1785 render_text->SetText(WideToUTF16(L"abcdefghijklmnopqrstuvwxzyabcdefg")); 1786 render_text->MoveCursorTo(SelectionModel(render_text->text().length(), 1787 CURSOR_FORWARD)); 1788 int width = render_text->GetStringSize().width(); 1789 ASSERT_GT(width, 10); 1790 1791 // Ensure that the cursor is placed at the width of its preceding text. 1792 render_text->SetDisplayRect(Rect(width + 10, 1)); 1793 EXPECT_EQ(width, render_text->GetUpdatedCursorBounds().x()); 1794 1795 // Ensure that shrinking the display rectangle keeps the cursor in view. 1796 render_text->SetDisplayRect(Rect(width - 10, 1)); 1797 EXPECT_EQ(render_text->display_rect().width(), 1798 render_text->GetUpdatedCursorBounds().right()); 1799 1800 // Ensure that the text will pan to fill its expanding display rectangle. 1801 render_text->SetDisplayRect(Rect(width - 5, 1)); 1802 EXPECT_EQ(render_text->display_rect().width(), 1803 render_text->GetUpdatedCursorBounds().right()); 1804 1805 // Ensure that a sufficiently large display rectangle shows all the text. 1806 render_text->SetDisplayRect(Rect(width + 10, 1)); 1807 EXPECT_EQ(width, render_text->GetUpdatedCursorBounds().x()); 1808 1809 // Repeat the test with RTL text. 1810 render_text->SetText(WideToUTF16(L"\x5d0\x5d1\x5d2\x5d3\x5d4\x5d5\x5d6\x5d7" 1811 L"\x5d8\x5d9\x5da\x5db\x5dc\x5dd\x5de\x5df")); 1812 render_text->MoveCursorTo(SelectionModel(0, CURSOR_FORWARD)); 1813 width = render_text->GetStringSize().width(); 1814 ASSERT_GT(width, 10); 1815 1816 // Ensure that the cursor is placed at the width of its preceding text. 1817 render_text->SetDisplayRect(Rect(width + 10, 1)); 1818 EXPECT_EQ(width, render_text->GetUpdatedCursorBounds().x()); 1819 1820 // Ensure that shrinking the display rectangle keeps the cursor in view. 1821 render_text->SetDisplayRect(Rect(width - 10, 1)); 1822 EXPECT_EQ(render_text->display_rect().width(), 1823 render_text->GetUpdatedCursorBounds().right()); 1824 1825 // Ensure that the text will pan to fill its expanding display rectangle. 1826 render_text->SetDisplayRect(Rect(width - 5, 1)); 1827 EXPECT_EQ(render_text->display_rect().width(), 1828 render_text->GetUpdatedCursorBounds().right()); 1829 1830 // Ensure that a sufficiently large display rectangle shows all the text. 1831 render_text->SetDisplayRect(Rect(width + 10, 1)); 1832 EXPECT_EQ(width, render_text->GetUpdatedCursorBounds().x()); 1833} 1834 1835TEST_F(RenderTextTest, DisplayRectShowsCursorRTL) { 1836 // Set the application default text direction to RTL. 1837 const bool was_rtl = base::i18n::IsRTL(); 1838 SetRTL(true); 1839 1840 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1841 render_text->SetText(WideToUTF16(L"abcdefghijklmnopqrstuvwxzyabcdefg")); 1842 render_text->MoveCursorTo(SelectionModel(0, CURSOR_FORWARD)); 1843 int width = render_text->GetStringSize().width(); 1844 ASSERT_GT(width, 10); 1845 1846 // Ensure that the cursor is placed at the width of its preceding text. 1847 render_text->SetDisplayRect(Rect(width + 10, 1)); 1848 EXPECT_EQ(render_text->display_rect().width() - width - 1, 1849 render_text->GetUpdatedCursorBounds().x()); 1850 1851 // Ensure that shrinking the display rectangle keeps the cursor in view. 1852 render_text->SetDisplayRect(Rect(width - 10, 1)); 1853 EXPECT_EQ(0, render_text->GetUpdatedCursorBounds().x()); 1854 1855 // Ensure that the text will pan to fill its expanding display rectangle. 1856 render_text->SetDisplayRect(Rect(width - 5, 1)); 1857 EXPECT_EQ(0, render_text->GetUpdatedCursorBounds().x()); 1858 1859 // Ensure that a sufficiently large display rectangle shows all the text. 1860 render_text->SetDisplayRect(Rect(width + 10, 1)); 1861 EXPECT_EQ(render_text->display_rect().width() - width - 1, 1862 render_text->GetUpdatedCursorBounds().x()); 1863 1864 // Repeat the test with RTL text. 1865 render_text->SetText(WideToUTF16(L"\x5d0\x5d1\x5d2\x5d3\x5d4\x5d5\x5d6\x5d7" 1866 L"\x5d8\x5d9\x5da\x5db\x5dc\x5dd\x5de\x5df")); 1867 render_text->MoveCursorTo(SelectionModel(render_text->text().length(), 1868 CURSOR_FORWARD)); 1869 width = render_text->GetStringSize().width(); 1870 ASSERT_GT(width, 10); 1871 1872 // Ensure that the cursor is placed at the width of its preceding text. 1873 render_text->SetDisplayRect(Rect(width + 10, 1)); 1874 EXPECT_EQ(render_text->display_rect().width() - width - 1, 1875 render_text->GetUpdatedCursorBounds().x()); 1876 1877 // Ensure that shrinking the display rectangle keeps the cursor in view. 1878 render_text->SetDisplayRect(Rect(width - 10, 1)); 1879 EXPECT_EQ(0, render_text->GetUpdatedCursorBounds().x()); 1880 1881 // Ensure that the text will pan to fill its expanding display rectangle. 1882 render_text->SetDisplayRect(Rect(width - 5, 1)); 1883 EXPECT_EQ(0, render_text->GetUpdatedCursorBounds().x()); 1884 1885 // Ensure that a sufficiently large display rectangle shows all the text. 1886 render_text->SetDisplayRect(Rect(width + 10, 1)); 1887 EXPECT_EQ(render_text->display_rect().width() - width - 1, 1888 render_text->GetUpdatedCursorBounds().x()); 1889 1890 // Reset the application default text direction to LTR. 1891 SetRTL(was_rtl); 1892 EXPECT_EQ(was_rtl, base::i18n::IsRTL()); 1893} 1894#endif // !defined(OS_MACOSX) 1895 1896// Changing colors between or inside ligated glyphs should not break shaping. 1897TEST_F(RenderTextTest, SelectionKeepsLigatures) { 1898 const wchar_t* kTestStrings[] = { L"\x644\x623", L"\x633\x627" }; 1899 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 1900 render_text->set_selection_color(SK_ColorRED); 1901 Canvas canvas; 1902 1903 for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 1904 render_text->SetText(WideToUTF16(kTestStrings[i])); 1905 const int expected_width = render_text->GetStringSize().width(); 1906 render_text->MoveCursorTo(SelectionModel(Range(0, 1), CURSOR_FORWARD)); 1907 EXPECT_EQ(expected_width, render_text->GetStringSize().width()); 1908 // Drawing the text should not DCHECK or crash; see http://crbug.com/262119 1909 render_text->Draw(&canvas); 1910 render_text->MoveCursorTo(SelectionModel(0, CURSOR_FORWARD)); 1911 } 1912} 1913 1914#if defined(OS_WIN) 1915// TODO(ckocagil): Enable for RenderTextHarfBuzz after implementing multiline. 1916// Ensure strings wrap onto multiple lines for a small available width. 1917TEST_F(RenderTextTest, Multiline_MinWidth) { 1918 const wchar_t* kTestStrings[] = { kWeak, kLtr, kLtrRtl, kLtrRtlLtr, kRtl, 1919 kRtlLtr, kRtlLtrRtl }; 1920 1921 scoped_ptr<RenderTextWin> render_text( 1922 static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 1923 render_text->SetDisplayRect(Rect(1, 1000)); 1924 render_text->SetMultiline(true); 1925 Canvas canvas; 1926 1927 for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 1928 SCOPED_TRACE(base::StringPrintf("kTestStrings[%" PRIuS "]", i)); 1929 render_text->SetText(WideToUTF16(kTestStrings[i])); 1930 render_text->Draw(&canvas); 1931 EXPECT_GT(render_text->lines_.size(), 1U); 1932 } 1933} 1934 1935// TODO(ckocagil): Enable for RenderTextHarfBuzz after implementing multiline. 1936// Ensure strings wrap onto multiple lines for a normal available width. 1937TEST_F(RenderTextTest, Multiline_NormalWidth) { 1938 const struct { 1939 const wchar_t* const text; 1940 const Range first_line_char_range; 1941 const Range second_line_char_range; 1942 } kTestStrings[] = { 1943 { L"abc defg hijkl", Range(0, 9), Range(9, 14) }, 1944 { L"qwertyzxcvbn", Range(0, 8), Range(8, 12) }, 1945 { L"\x062A\x0641\x0627\x062D\x05EA\x05E4\x05D5\x05D6\x05D9\x05DD", 1946 Range(4, 10), Range(0, 4) } 1947 }; 1948 1949 scoped_ptr<RenderTextWin> render_text( 1950 static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 1951 render_text->SetDisplayRect(Rect(50, 1000)); 1952 render_text->SetMultiline(true); 1953 Canvas canvas; 1954 1955 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestStrings); ++i) { 1956 SCOPED_TRACE(base::StringPrintf("kTestStrings[%" PRIuS "]", i)); 1957 render_text->SetText(WideToUTF16(kTestStrings[i].text)); 1958 render_text->Draw(&canvas); 1959 ASSERT_EQ(2U, render_text->lines_.size()); 1960 ASSERT_EQ(1U, render_text->lines_[0].segments.size()); 1961 EXPECT_EQ(kTestStrings[i].first_line_char_range, 1962 render_text->lines_[0].segments[0].char_range); 1963 ASSERT_EQ(1U, render_text->lines_[1].segments.size()); 1964 EXPECT_EQ(kTestStrings[i].second_line_char_range, 1965 render_text->lines_[1].segments[0].char_range); 1966 } 1967} 1968 1969// TODO(ckocagil): Enable for RenderTextHarfBuzz after implementing multiline. 1970// Ensure strings don't wrap onto multiple lines for a sufficient available 1971// width. 1972TEST_F(RenderTextTest, Multiline_SufficientWidth) { 1973 const wchar_t* kTestStrings[] = { L"", L" ", L".", L" . ", L"abc", L"a b c", 1974 L"\x62E\x628\x632", L"\x62E \x628 \x632" }; 1975 1976 scoped_ptr<RenderTextWin> render_text( 1977 static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 1978 render_text->SetDisplayRect(Rect(30, 1000)); 1979 render_text->SetMultiline(true); 1980 Canvas canvas; 1981 1982 for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 1983 SCOPED_TRACE(base::StringPrintf("kTestStrings[%" PRIuS "]", i)); 1984 render_text->SetText(WideToUTF16(kTestStrings[i])); 1985 render_text->Draw(&canvas); 1986 EXPECT_EQ(1U, render_text->lines_.size()); 1987 } 1988} 1989 1990// TODO(ckocagil): Enable for RenderTextHarfBuzz after implementing multiline. 1991TEST_F(RenderTextTest, Multiline_Newline) { 1992 const struct { 1993 const wchar_t* const text; 1994 // Ranges of the characters on each line preceding the newline. 1995 const Range first_line_char_range; 1996 const Range second_line_char_range; 1997 } kTestStrings[] = { 1998 { L"abc\ndef", Range(0, 3), Range(4, 7) }, 1999 { L"a \n b ", Range(0, 2), Range(3, 6) }, 2000 { L"\n" , Range::InvalidRange(), Range::InvalidRange() } 2001 }; 2002 2003 scoped_ptr<RenderTextWin> render_text( 2004 static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 2005 render_text->SetDisplayRect(Rect(200, 1000)); 2006 render_text->SetMultiline(true); 2007 Canvas canvas; 2008 2009 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestStrings); ++i) { 2010 SCOPED_TRACE(base::StringPrintf("kTestStrings[%" PRIuS "]", i)); 2011 render_text->SetText(WideToUTF16(kTestStrings[i].text)); 2012 render_text->Draw(&canvas); 2013 2014 ASSERT_EQ(2U, render_text->lines_.size()); 2015 2016 const Range first_expected_range = kTestStrings[i].first_line_char_range; 2017 ASSERT_EQ(first_expected_range.IsValid() ? 2U : 1U, 2018 render_text->lines_[0].segments.size()); 2019 if (first_expected_range.IsValid()) 2020 EXPECT_EQ(first_expected_range, 2021 render_text->lines_[0].segments[0].char_range); 2022 2023 const internal::LineSegment& newline_segment = 2024 render_text->lines_[0].segments[first_expected_range.IsValid() ? 1 : 0]; 2025 ASSERT_EQ(1U, newline_segment.char_range.length()); 2026 EXPECT_EQ(L'\n', kTestStrings[i].text[newline_segment.char_range.start()]); 2027 2028 const Range second_expected_range = kTestStrings[i].second_line_char_range; 2029 ASSERT_EQ(second_expected_range.IsValid() ? 1U : 0U, 2030 render_text->lines_[1].segments.size()); 2031 if (second_expected_range.IsValid()) 2032 EXPECT_EQ(second_expected_range, 2033 render_text->lines_[1].segments[0].char_range); 2034 } 2035} 2036 2037// TODO(ckocagil): Remove when RenderTextWin goes away. 2038TEST_F(RenderTextTest, BreakRunsByUnicodeBlocks) { 2039 scoped_ptr<RenderTextWin> render_text( 2040 static_cast<RenderTextWin*>(RenderText::CreateNativeInstance())); 2041 2042 // The '\x25B6' "play character" should break runs. http://crbug.com/278913 2043 render_text->SetText(WideToUTF16(L"x\x25B6y")); 2044 render_text->EnsureLayout(); 2045 ASSERT_EQ(3U, render_text->runs_.size()); 2046 EXPECT_EQ(Range(0, 1), render_text->runs_[0]->range); 2047 EXPECT_EQ(Range(1, 2), render_text->runs_[1]->range); 2048 EXPECT_EQ(Range(2, 3), render_text->runs_[2]->range); 2049 2050 render_text->SetText(WideToUTF16(L"x \x25B6 y")); 2051 render_text->EnsureLayout(); 2052 ASSERT_EQ(3U, render_text->runs_.size()); 2053 EXPECT_EQ(Range(0, 2), render_text->runs_[0]->range); 2054 EXPECT_EQ(Range(2, 3), render_text->runs_[1]->range); 2055 EXPECT_EQ(Range(3, 5), render_text->runs_[2]->range); 2056} 2057#endif // defined(OS_WIN) 2058 2059// Test TextRunHarfBuzz's cluster finding logic. 2060TEST_F(RenderTextTest, HarfBuzz_Clusters) { 2061 struct { 2062 uint32 glyph_to_char[4]; 2063 Range chars[4]; 2064 Range glyphs[4]; 2065 bool is_rtl; 2066 } cases[] = { 2067 { // From string "A B C D" to glyphs "a b c d". 2068 { 0, 1, 2, 3 }, 2069 { Range(0, 1), Range(1, 2), Range(2, 3), Range(3, 4) }, 2070 { Range(0, 1), Range(1, 2), Range(2, 3), Range(3, 4) }, 2071 false 2072 }, 2073 { // From string "A B C D" to glyphs "d c b a". 2074 { 3, 2, 1, 0 }, 2075 { Range(0, 1), Range(1, 2), Range(2, 3), Range(3, 4) }, 2076 { Range(3, 4), Range(2, 3), Range(1, 2), Range(0, 1) }, 2077 true 2078 }, 2079 { // From string "A B C D" to glyphs "ab c c d". 2080 { 0, 2, 2, 3 }, 2081 { Range(0, 2), Range(0, 2), Range(2, 3), Range(3, 4) }, 2082 { Range(0, 1), Range(0, 1), Range(1, 3), Range(3, 4) }, 2083 false 2084 }, 2085 { // From string "A B C D" to glyphs "d c c ba". 2086 { 3, 2, 2, 0 }, 2087 { Range(0, 2), Range(0, 2), Range(2, 3), Range(3, 4) }, 2088 { Range(3, 4), Range(3, 4), Range(1, 3), Range(0, 1) }, 2089 true 2090 }, 2091 }; 2092 2093 internal::TextRunHarfBuzz run; 2094 run.range = Range(0, 4); 2095 run.glyph_count = 4; 2096 run.glyph_to_char.resize(4); 2097 2098 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 2099 std::copy(cases[i].glyph_to_char, cases[i].glyph_to_char + 4, 2100 run.glyph_to_char.begin()); 2101 run.is_rtl = cases[i].is_rtl; 2102 2103 for (size_t j = 0; j < 4; ++j) { 2104 SCOPED_TRACE(base::StringPrintf("Case %" PRIuS ", char %" PRIuS, i, j)); 2105 Range chars; 2106 Range glyphs; 2107 run.GetClusterAt(j, &chars, &glyphs); 2108 EXPECT_EQ(cases[i].chars[j], chars); 2109 EXPECT_EQ(cases[i].glyphs[j], glyphs); 2110 EXPECT_EQ(cases[i].glyphs[j], run.CharRangeToGlyphRange(chars)); 2111 } 2112 } 2113} 2114 2115// Ensure that graphemes with multiple code points do not get split. 2116TEST_F(RenderTextTest, HarfBuzz_SubglyphGraphemeCases) { 2117 const wchar_t* cases[] = { 2118 // "A" with a combining umlaut, followed by a "B". 2119 L"A\x0308" L"B", 2120 // Devanagari biconsonantal conjunct "ki", followed by an "a". 2121 L"\x0915\x093f\x0905", 2122 // Thai consonant and vowel pair "cho chan" + "sara am", followed by Thai 2123 // digit 0. 2124 L"\x0e08\x0e33\x0E50", 2125 }; 2126 2127 RenderTextHarfBuzz render_text; 2128 2129 for (size_t i = 0; i < arraysize(cases); ++i) { 2130 SCOPED_TRACE(base::StringPrintf("Case %" PRIuS, i)); 2131 2132 base::string16 text = WideToUTF16(cases[i]); 2133 render_text.SetText(text); 2134 render_text.EnsureLayout(); 2135 ASSERT_EQ(1U, render_text.runs_.size()); 2136 internal::TextRunHarfBuzz* run = render_text.runs_[0]; 2137 2138 base::i18n::BreakIterator* iter = render_text.grapheme_iterator_.get(); 2139 Range first_grapheme_bounds = run->GetGraphemeBounds(iter, 0); 2140 EXPECT_EQ(first_grapheme_bounds, run->GetGraphemeBounds(iter, 1)); 2141 Range second_grapheme_bounds = run->GetGraphemeBounds(iter, 2); 2142 EXPECT_EQ(first_grapheme_bounds.end(), second_grapheme_bounds.start()); 2143 } 2144} 2145 2146// Test the partition of a multi-grapheme cluster into grapheme ranges. 2147TEST_F(RenderTextTest, HarfBuzz_SubglyphGraphemePartition) { 2148 struct { 2149 uint32 glyph_to_char[2]; 2150 Range bounds[4]; 2151 bool is_rtl; 2152 } cases[] = { 2153 { // From string "A B C D" to glyphs "a bcd". 2154 { 0, 1 }, 2155 { Range(0, 10), Range(10, 13), Range(13, 17), Range(17, 20) }, 2156 false 2157 }, 2158 { // From string "A B C D" to glyphs "ab cd". 2159 { 0, 2 }, 2160 { Range(0, 5), Range(5, 10), Range(10, 15), Range(15, 20) }, 2161 false 2162 }, 2163 { // From string "A B C D" to glyphs "dcb a". 2164 { 1, 0 }, 2165 { Range(10, 20), Range(7, 10), Range(3, 7), Range(0, 3) }, 2166 true 2167 }, 2168 { // From string "A B C D" to glyphs "dc ba". 2169 { 2, 0 }, 2170 { Range(15, 20), Range(10, 15), Range(5, 10), Range(0, 5) }, 2171 true 2172 }, 2173 }; 2174 2175 internal::TextRunHarfBuzz run; 2176 run.range = Range(0, 4); 2177 run.glyph_count = 2; 2178 run.glyph_to_char.resize(2); 2179 run.positions.reset(new SkPoint[4]); 2180 run.width = 20; 2181 2182 const base::string16 kString = ASCIIToUTF16("abcd"); 2183 scoped_ptr<base::i18n::BreakIterator> iter(new base::i18n::BreakIterator( 2184 kString, base::i18n::BreakIterator::BREAK_CHARACTER)); 2185 ASSERT_TRUE(iter->Init()); 2186 2187 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) { 2188 std::copy(cases[i].glyph_to_char, cases[i].glyph_to_char + 2, 2189 run.glyph_to_char.begin()); 2190 run.is_rtl = cases[i].is_rtl; 2191 for (int j = 0; j < 2; ++j) 2192 run.positions[j].set(j * 10, 0); 2193 2194 for (size_t j = 0; j < 4; ++j) { 2195 SCOPED_TRACE(base::StringPrintf("Case %" PRIuS ", char %" PRIuS, i, j)); 2196 EXPECT_EQ(cases[i].bounds[j], run.GetGraphemeBounds(iter.get(), j)); 2197 } 2198 } 2199} 2200 2201TEST_F(RenderTextTest, HarfBuzz_RunDirection) { 2202 RenderTextHarfBuzz render_text; 2203 const base::string16 mixed = 2204 WideToUTF16(L"\x05D0\x05D1" L"1234" L"\x05D2\x05D3"); 2205 render_text.SetText(mixed); 2206 render_text.EnsureLayout(); 2207 ASSERT_EQ(3U, render_text.runs_.size()); 2208 EXPECT_TRUE(render_text.runs_[0]->is_rtl); 2209 EXPECT_FALSE(render_text.runs_[1]->is_rtl); 2210 EXPECT_TRUE(render_text.runs_[2]->is_rtl); 2211} 2212 2213TEST_F(RenderTextTest, HarfBuzz_BreakRunsByUnicodeBlocks) { 2214 RenderTextHarfBuzz render_text; 2215 2216 // The '\x25B6' "play character" should break runs. http://crbug.com/278913 2217 render_text.SetText(WideToUTF16(L"x\x25B6y")); 2218 render_text.EnsureLayout(); 2219 ASSERT_EQ(3U, render_text.runs_.size()); 2220 EXPECT_EQ(Range(0, 1), render_text.runs_[0]->range); 2221 EXPECT_EQ(Range(1, 2), render_text.runs_[1]->range); 2222 EXPECT_EQ(Range(2, 3), render_text.runs_[2]->range); 2223 2224 render_text.SetText(WideToUTF16(L"x \x25B6 y")); 2225 render_text.EnsureLayout(); 2226 ASSERT_EQ(3U, render_text.runs_.size()); 2227 EXPECT_EQ(Range(0, 2), render_text.runs_[0]->range); 2228 EXPECT_EQ(Range(2, 3), render_text.runs_[1]->range); 2229 EXPECT_EQ(Range(3, 5), render_text.runs_[2]->range); 2230} 2231 2232// Disabled on Mac because RenderTextMac doesn't implement GetGlyphBounds. 2233#if !defined(OS_MACOSX) 2234TEST_F(RenderTextTest, GlyphBounds) { 2235 const wchar_t* kTestStrings[] = { 2236 L"asdf 1234 qwer", L"\x0647\x0654", L"\x0645\x0631\x062D\x0628\x0627" 2237 }; 2238 scoped_ptr<RenderText> render_text(RenderText::CreateInstance()); 2239 2240 for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 2241 render_text->SetText(WideToUTF16(kTestStrings[i])); 2242 render_text->EnsureLayout(); 2243 2244 for (size_t j = 0; j < render_text->text().length(); ++j) 2245 EXPECT_FALSE(render_text->GetGlyphBounds(j).is_empty()); 2246 } 2247} 2248#endif 2249 2250// Remove this after making RTHB default in favor of RenderTextTest.GlyphBounds. 2251TEST_F(RenderTextTest, HarfBuzz_GlyphBounds) { 2252 const wchar_t* kTestStrings[] = { 2253 L"asdf 1234 qwer", L"\x0647\x0654", L"\x0645\x0631\x062D\x0628\x0627" 2254 }; 2255 scoped_ptr<RenderText> render_text(new RenderTextHarfBuzz); 2256 2257 for (size_t i = 0; i < arraysize(kTestStrings); ++i) { 2258 render_text->SetText(WideToUTF16(kTestStrings[i])); 2259 render_text->EnsureLayout(); 2260 2261 for (size_t j = 0; j < render_text->text().length(); ++j) 2262 EXPECT_FALSE(render_text->GetGlyphBounds(j).is_empty()); 2263 } 2264} 2265 2266// Ensure that shaping with a non-existent font does not cause a crash. 2267TEST_F(RenderTextTest, HarfBuzz_NonExistentFont) { 2268 RenderTextHarfBuzz render_text; 2269 render_text.SetText(ASCIIToUTF16("test")); 2270 render_text.EnsureLayout(); 2271 ASSERT_EQ(1U, render_text.runs_.size()); 2272 internal::TextRunHarfBuzz* run = render_text.runs_[0]; 2273 render_text.ShapeRunWithFont(run, "TheFontThatDoesntExist"); 2274} 2275 2276// Ensure an empty run returns sane values to queries. 2277TEST_F(RenderTextTest, HarfBuzz_EmptyRun) { 2278 internal::TextRunHarfBuzz run; 2279 const base::string16 kString = ASCIIToUTF16("abcdefgh"); 2280 scoped_ptr<base::i18n::BreakIterator> iter(new base::i18n::BreakIterator( 2281 kString, base::i18n::BreakIterator::BREAK_CHARACTER)); 2282 ASSERT_TRUE(iter->Init()); 2283 2284 run.range = Range(3, 8); 2285 run.glyph_count = 0; 2286 EXPECT_EQ(Range(0, 0), run.CharRangeToGlyphRange(Range(4, 5))); 2287 EXPECT_EQ(Range(0, 0), run.GetGraphemeBounds(iter.get(), 4)); 2288 Range chars; 2289 Range glyphs; 2290 run.GetClusterAt(4, &chars, &glyphs); 2291 EXPECT_EQ(Range(3, 8), chars); 2292 EXPECT_EQ(Range(0, 0), glyphs); 2293} 2294 2295} // namespace gfx 2296