1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <gtk/gtk.h>
6
7#include "chrome/browser/prefs/pref_service.h"
8#include "chrome/browser/profiles/profile.h"
9#include "chrome/browser/ui/gtk/gtk_theme_service.h"
10#include "chrome/common/pref_names.h"
11#include "chrome/test/testing_profile.h"
12#include "grit/theme_resources.h"
13#include "testing/gtest/include/gtest/gtest.h"
14
15namespace {
16
17// Converts a GdkColor to a SkColor.
18SkColor GdkToSkColor(GdkColor* color) {
19  return SkColorSetRGB(color->red >> 8,
20                       color->green >> 8,
21                       color->blue >> 8);
22}
23
24}  // namespace
25
26class GtkThemeServiceTest : public testing::Test {
27 public:
28  GtkThemeServiceTest() : provider_(NULL) {}
29
30  void SetUseGtkTheme(bool use_gtk_theme) {
31    profile_.GetPrefs()->SetBoolean(prefs::kUsesSystemTheme, use_gtk_theme);
32  }
33
34  void BuildProvider() {
35    provider_ = GtkThemeService::GetFrom(&profile_);
36  }
37
38 protected:
39  TestingProfile profile_;
40
41  GtkThemeService* provider_;
42};
43
44TEST_F(GtkThemeServiceTest, DefaultValues) {
45  SetUseGtkTheme(false);
46  BuildProvider();
47
48  // Test that we get the default theme colors back when in normal mode.
49  for (int i = ThemeService::COLOR_FRAME;
50       i <= ThemeService::COLOR_BUTTON_BACKGROUND; ++i) {
51    EXPECT_EQ(provider_->GetColor(i), ThemeService::GetDefaultColor(i))
52        << "Wrong default color for " << i;
53  }
54}
55
56TEST_F(GtkThemeServiceTest, UsingGtkValues) {
57  SetUseGtkTheme(true);
58  BuildProvider();
59
60  // This test only verifies that we're using GTK values. Because of Gtk's
61  // large, implied global state, it would take some IN_PROCESS_BROWSER_TESTS
62  // to write an equivalent of DefaultValues above in a way that wouldn't make
63  // other tests flaky. kColorTabText is the only simple path where there's no
64  // weird calculations for edge cases so use that as a simple test.
65  GtkWidget* fake_label = provider_->fake_label();
66  GtkStyle* label_style = gtk_rc_get_style(fake_label);
67  GdkColor label_color = label_style->fg[GTK_STATE_NORMAL];
68  EXPECT_EQ(provider_->GetColor(ThemeService::COLOR_TAB_TEXT),
69            GdkToSkColor(&label_color));
70}
71