1// Copyright (c) 2012 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 "testing/gtest/include/gtest/gtest.h"
6#include "ui/gfx/geometry/size.h"
7#include "ui/gfx/geometry/size_base.h"
8#include "ui/gfx/geometry/size_conversions.h"
9#include "ui/gfx/geometry/size_f.h"
10
11namespace gfx {
12
13namespace {
14
15int TestSizeF(const SizeF& s) {
16  return s.width();
17}
18
19}  // namespace
20
21TEST(SizeTest, ToSizeF) {
22  // Check that implicit conversion from integer to float compiles.
23  Size a(10, 20);
24  float width = TestSizeF(a);
25  EXPECT_EQ(width, a.width());
26
27  SizeF b(10, 20);
28
29  EXPECT_EQ(a, b);
30  EXPECT_EQ(b, a);
31}
32
33TEST(SizeTest, ToFlooredSize) {
34  EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0, 0)));
35  EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.0001f, 0.0001f)));
36  EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.4999f, 0.4999f)));
37  EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.5f, 0.5f)));
38  EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.9999f, 0.9999f)));
39
40  EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10, 10)));
41  EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.0001f, 10.0001f)));
42  EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.4999f, 10.4999f)));
43  EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.5f, 10.5f)));
44  EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.9999f, 10.9999f)));
45}
46
47TEST(SizeTest, ToCeiledSize) {
48  EXPECT_EQ(Size(0, 0), ToCeiledSize(SizeF(0, 0)));
49  EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.0001f, 0.0001f)));
50  EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.4999f, 0.4999f)));
51  EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.5f, 0.5f)));
52  EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.9999f, 0.9999f)));
53
54  EXPECT_EQ(Size(10, 10), ToCeiledSize(SizeF(10, 10)));
55  EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.0001f, 10.0001f)));
56  EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.4999f, 10.4999f)));
57  EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.5f, 10.5f)));
58  EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.9999f, 10.9999f)));
59}
60
61TEST(SizeTest, ToRoundedSize) {
62  EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0, 0)));
63  EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0.0001f, 0.0001f)));
64  EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0.4999f, 0.4999f)));
65  EXPECT_EQ(Size(1, 1), ToRoundedSize(SizeF(0.5f, 0.5f)));
66  EXPECT_EQ(Size(1, 1), ToRoundedSize(SizeF(0.9999f, 0.9999f)));
67
68  EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10, 10)));
69  EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10.0001f, 10.0001f)));
70  EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10.4999f, 10.4999f)));
71  EXPECT_EQ(Size(11, 11), ToRoundedSize(SizeF(10.5f, 10.5f)));
72  EXPECT_EQ(Size(11, 11), ToRoundedSize(SizeF(10.9999f, 10.9999f)));
73}
74
75TEST(SizeTest, ClampSize) {
76  Size a;
77
78  a = Size(3, 5);
79  EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
80  a.SetToMax(Size(2, 4));
81  EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
82  a.SetToMax(Size(3, 5));
83  EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
84  a.SetToMax(Size(4, 2));
85  EXPECT_EQ(Size(4, 5).ToString(), a.ToString());
86  a.SetToMax(Size(8, 10));
87  EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
88
89  a.SetToMin(Size(9, 11));
90  EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
91  a.SetToMin(Size(8, 10));
92  EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
93  a.SetToMin(Size(11, 9));
94  EXPECT_EQ(Size(8, 9).ToString(), a.ToString());
95  a.SetToMin(Size(7, 11));
96  EXPECT_EQ(Size(7, 9).ToString(), a.ToString());
97  a.SetToMin(Size(3, 5));
98  EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
99}
100
101TEST(SizeTest, ClampSizeF) {
102  SizeF a;
103
104  a = SizeF(3.5f, 5.5f);
105  EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
106  a.SetToMax(SizeF(2.5f, 4.5f));
107  EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
108  a.SetToMax(SizeF(3.5f, 5.5f));
109  EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
110  a.SetToMax(SizeF(4.5f, 2.5f));
111  EXPECT_EQ(SizeF(4.5f, 5.5f).ToString(), a.ToString());
112  a.SetToMax(SizeF(8.5f, 10.5f));
113  EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
114
115  a.SetToMin(SizeF(9.5f, 11.5f));
116  EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
117  a.SetToMin(SizeF(8.5f, 10.5f));
118  EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
119  a.SetToMin(SizeF(11.5f, 9.5f));
120  EXPECT_EQ(SizeF(8.5f, 9.5f).ToString(), a.ToString());
121  a.SetToMin(SizeF(7.5f, 11.5f));
122  EXPECT_EQ(SizeF(7.5f, 9.5f).ToString(), a.ToString());
123  a.SetToMin(SizeF(3.5f, 5.5f));
124  EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
125}
126
127}  // namespace gfx
128