1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Globalization;
using Xunit;
namespace System.Drawing.PrimitivesTests
{
public class SizeTests
{
[Fact]
public void DefaultConstructorTest()
{
Assert.Equal(Size.Empty, new Size());
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void NonDefaultConstructorTest(int width, int height)
{
Size s1 = new Size(width, height);
Size s2 = new Size(new Point(width, height));
Assert.Equal(s1, s2);
s1.Width = 10;
Assert.Equal(10, s1.Width);
s1.Height = -10;
Assert.Equal(-10, s1.Height);
}
[Fact]
public void IsEmptyDefaultsTest()
{
Assert.True(Size.Empty.IsEmpty);
Assert.True(new Size().IsEmpty);
Assert.True(new Size(0, 0).IsEmpty);
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
public void IsEmptyRandomTest(int width, int height)
{
Assert.False(new Size(width, height).IsEmpty);
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void DimensionsTest(int width, int height)
{
Size p = new Size(width, height);
Assert.Equal(width, p.Width);
Assert.Equal(height, p.Height);
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void PointFConversionTest(int width, int height)
{
SizeF sz = new Size(width, height);
Assert.Equal(new SizeF(width, height), sz);
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void SizeConversionTest(int width, int height)
{
Point sz = (Point)new Size(width, height);
Assert.Equal(new Point(width, height), sz);
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void ArithmeticTest(int width, int height)
{
Size sz1 = new Size(width, height);
Size sz2 = new Size(height, width);
Size addExpected, subExpected;
unchecked
{
addExpected = new Size(width + height, height + width);
subExpected = new Size(width - height, height - width);
}
Assert.Equal(addExpected, sz1 + sz2);
Assert.Equal(subExpected, sz1 - sz2);
Assert.Equal(addExpected, Size.Add(sz1, sz2));
Assert.Equal(subExpected, Size.Subtract(sz1, sz2));
}
[Theory]
[InlineData(float.MaxValue, float.MinValue)]
[InlineData(float.MinValue, float.MinValue)]
[InlineData(float.MaxValue, float.MaxValue)]
[InlineData(0, 0)]
public void PointFMathematicalTest(float width, float height)
{
SizeF szF = new SizeF(width, height);
Size pCeiling, pTruncate, pRound;
unchecked
{
pCeiling = new Size((int)Math.Ceiling(width), (int)Math.Ceiling(height));
pTruncate = new Size((int)width, (int)height);
pRound = new Size((int)Math.Round(width), (int)Math.Round(height));
}
Assert.Equal(pCeiling, Size.Ceiling(szF));
Assert.Equal(pRound, Size.Round(szF));
Assert.Equal(pTruncate, Size.Truncate(szF));
}
[Theory]
[InlineData(int.MaxValue, int.MinValue)]
[InlineData(int.MinValue, int.MinValue)]
[InlineData(int.MaxValue, int.MaxValue)]
[InlineData(0, 0)]
public void EqualityTest(int width, int height)
{
Size p1 = new Size(width, height);
Size p2 = new Size(unchecked(width - 1), unchecked(height - 1));
Size p3 = new Size(width, height);
Assert.True(p1 == p3);
Assert.True(p1 != p2);
Assert.True(p2 != p3);
Assert.True(p1.Equals(p3));
Assert.False(p1.Equals(p2));
Assert.False(p2.Equals(p3));
Assert.True(p1.Equals((object)p3));
Assert.False(p1.Equals((object)p2));
Assert.False(p2.Equals((object)p3));
Assert.Equal(p1.GetHashCode(), p3.GetHashCode());
}
[Fact]
public static void EqualityTest_NotSize()
{
var size = new Size(0, 0);
Assert.False(size.Equals(null));
Assert.False(size.Equals(0));
Assert.False(size.Equals(new SizeF(0, 0)));
}
[Fact]
public static void GetHashCodeTest()
{
var size = new Size(10, 10);
Assert.Equal(size.GetHashCode(), new Size(10, 10).GetHashCode());
Assert.NotEqual(size.GetHashCode(), new Size(20, 10).GetHashCode());
Assert.NotEqual(size.GetHashCode(), new Size(10, 20).GetHashCode());
}
[Fact]
public void ToStringTest()
{
Size sz = new Size(0, 0);
Assert.Equal(string.Format(CultureInfo.CurrentCulture, "{{Width={0}, Height={1}}}", sz.Width, sz.Height), sz.ToString());
}
}
}
|
