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 "ui/gfx/size_base.h"
6
7 #include "testing/gtest/include/gtest/gtest.h"
8 #include "ui/gfx/size.h"
9 #include "ui/gfx/size_conversions.h"
10 #include "ui/gfx/size_f.h"
11
12 namespace gfx {
13
14 namespace {
15
TestSizeF(const SizeF & s)16 int TestSizeF(const SizeF& s) {
17 return s.width();
18 }
19
20 } // namespace
21
TEST(SizeTest,ToSizeF)22 TEST(SizeTest, ToSizeF) {
23 // Check that implicit conversion from integer to float compiles.
24 Size a(10, 20);
25 float width = TestSizeF(a);
26 EXPECT_EQ(width, a.width());
27
28 SizeF b(10, 20);
29
30 EXPECT_EQ(a, b);
31 EXPECT_EQ(b, a);
32 }
33
TEST(SizeTest,ToFlooredSize)34 TEST(SizeTest, ToFlooredSize) {
35 EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0, 0)));
36 EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.0001f, 0.0001f)));
37 EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.4999f, 0.4999f)));
38 EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.5f, 0.5f)));
39 EXPECT_EQ(Size(0, 0), ToFlooredSize(SizeF(0.9999f, 0.9999f)));
40
41 EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10, 10)));
42 EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.0001f, 10.0001f)));
43 EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.4999f, 10.4999f)));
44 EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.5f, 10.5f)));
45 EXPECT_EQ(Size(10, 10), ToFlooredSize(SizeF(10.9999f, 10.9999f)));
46 }
47
TEST(SizeTest,ToCeiledSize)48 TEST(SizeTest, ToCeiledSize) {
49 EXPECT_EQ(Size(0, 0), ToCeiledSize(SizeF(0, 0)));
50 EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.0001f, 0.0001f)));
51 EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.4999f, 0.4999f)));
52 EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.5f, 0.5f)));
53 EXPECT_EQ(Size(1, 1), ToCeiledSize(SizeF(0.9999f, 0.9999f)));
54
55 EXPECT_EQ(Size(10, 10), ToCeiledSize(SizeF(10, 10)));
56 EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.0001f, 10.0001f)));
57 EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.4999f, 10.4999f)));
58 EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.5f, 10.5f)));
59 EXPECT_EQ(Size(11, 11), ToCeiledSize(SizeF(10.9999f, 10.9999f)));
60 }
61
TEST(SizeTest,ToRoundedSize)62 TEST(SizeTest, ToRoundedSize) {
63 EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0, 0)));
64 EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0.0001f, 0.0001f)));
65 EXPECT_EQ(Size(0, 0), ToRoundedSize(SizeF(0.4999f, 0.4999f)));
66 EXPECT_EQ(Size(1, 1), ToRoundedSize(SizeF(0.5f, 0.5f)));
67 EXPECT_EQ(Size(1, 1), ToRoundedSize(SizeF(0.9999f, 0.9999f)));
68
69 EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10, 10)));
70 EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10.0001f, 10.0001f)));
71 EXPECT_EQ(Size(10, 10), ToRoundedSize(SizeF(10.4999f, 10.4999f)));
72 EXPECT_EQ(Size(11, 11), ToRoundedSize(SizeF(10.5f, 10.5f)));
73 EXPECT_EQ(Size(11, 11), ToRoundedSize(SizeF(10.9999f, 10.9999f)));
74 }
75
TEST(SizeTest,ClampSize)76 TEST(SizeTest, ClampSize) {
77 Size a;
78
79 a = Size(3, 5);
80 EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
81 a.SetToMax(Size(2, 4));
82 EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
83 a.SetToMax(Size(3, 5));
84 EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
85 a.SetToMax(Size(4, 2));
86 EXPECT_EQ(Size(4, 5).ToString(), a.ToString());
87 a.SetToMax(Size(8, 10));
88 EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
89
90 a.SetToMin(Size(9, 11));
91 EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
92 a.SetToMin(Size(8, 10));
93 EXPECT_EQ(Size(8, 10).ToString(), a.ToString());
94 a.SetToMin(Size(11, 9));
95 EXPECT_EQ(Size(8, 9).ToString(), a.ToString());
96 a.SetToMin(Size(7, 11));
97 EXPECT_EQ(Size(7, 9).ToString(), a.ToString());
98 a.SetToMin(Size(3, 5));
99 EXPECT_EQ(Size(3, 5).ToString(), a.ToString());
100 }
101
TEST(SizeTest,ClampSizeF)102 TEST(SizeTest, ClampSizeF) {
103 SizeF a;
104
105 a = SizeF(3.5f, 5.5f);
106 EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
107 a.SetToMax(SizeF(2.5f, 4.5f));
108 EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
109 a.SetToMax(SizeF(3.5f, 5.5f));
110 EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
111 a.SetToMax(SizeF(4.5f, 2.5f));
112 EXPECT_EQ(SizeF(4.5f, 5.5f).ToString(), a.ToString());
113 a.SetToMax(SizeF(8.5f, 10.5f));
114 EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
115
116 a.SetToMin(SizeF(9.5f, 11.5f));
117 EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
118 a.SetToMin(SizeF(8.5f, 10.5f));
119 EXPECT_EQ(SizeF(8.5f, 10.5f).ToString(), a.ToString());
120 a.SetToMin(SizeF(11.5f, 9.5f));
121 EXPECT_EQ(SizeF(8.5f, 9.5f).ToString(), a.ToString());
122 a.SetToMin(SizeF(7.5f, 11.5f));
123 EXPECT_EQ(SizeF(7.5f, 9.5f).ToString(), a.ToString());
124 a.SetToMin(SizeF(3.5f, 5.5f));
125 EXPECT_EQ(SizeF(3.5f, 5.5f).ToString(), a.ToString());
126 }
127
128 } // namespace gfx
129