-
Notifications
You must be signed in to change notification settings - Fork 4.7k
/
CaseInsensitiveHashCodeProviderTests.cs
171 lines (153 loc) · 6.81 KB
/
CaseInsensitiveHashCodeProviderTests.cs
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
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Globalization;
using System.Diagnostics;
using Microsoft.DotNet.RemoteExecutor;
using Xunit;
using System.Tests;
#pragma warning disable 618 // obsolete types
namespace System.Collections.Tests
{
public class CaseInsensitiveHashCodeProviderTests
{
[Theory]
[InlineData("hello", "HELLO", true)]
[InlineData("hello", "hello", true)]
[InlineData("HELLO", "HELLO", true)]
[InlineData("hello", "goodbye", false)]
[InlineData(5, 5, true)]
[InlineData(10, 5, false)]
[InlineData(5, 10, false)]
public void Ctor_Empty_GetHashCodeCompare(object a, object b, bool expected)
{
var provider = new CaseInsensitiveHashCodeProvider();
Assert.Equal(provider.GetHashCode(a), provider.GetHashCode(a));
Assert.Equal(provider.GetHashCode(b), provider.GetHashCode(b));
Assert.Equal(expected, provider.GetHashCode(a) == provider.GetHashCode(b));
}
[Theory]
[InlineData("hello", "HELLO", true)]
[InlineData("hello", "hello", true)]
[InlineData("HELLO", "HELLO", true)]
[InlineData("hello", "goodbye", false)]
[InlineData(5, 5, true)]
[InlineData(10, 5, false)]
[InlineData(5, 10, false)]
public void Ctor_Empty_ChangeCurrentCulture_GetHashCodeCompare(object a, object b, bool expected)
{
var cultureNames = Helpers.TestCultureNames;
foreach (string cultureName in cultureNames)
{
CultureInfo newCulture;
try
{
newCulture = new CultureInfo(cultureName);
}
catch (CultureNotFoundException)
{
continue;
}
using (new ThreadCultureChange(newCulture))
{
var provider = new CaseInsensitiveHashCodeProvider();
Assert.Equal(provider.GetHashCode(a), provider.GetHashCode(a));
Assert.Equal(provider.GetHashCode(b), provider.GetHashCode(b));
Assert.Equal(expected, provider.GetHashCode(a) == provider.GetHashCode(b));
}
}
}
[Theory]
[InlineData("hello", "HELLO", true)]
[InlineData("hello", "hello", true)]
[InlineData("HELLO", "HELLO", true)]
[InlineData("hello", "goodbye", false)]
[InlineData(5, 5, true)]
[InlineData(10, 5, false)]
[InlineData(5, 10, false)]
public void Ctor_CultureInfo_ChangeCurrentCulture_GetHashCodeCompare(object a, object b, bool expected)
{
var cultureNames = Helpers.TestCultureNames;
foreach (string cultureName in cultureNames)
{
CultureInfo culture;
try
{
culture = new CultureInfo(cultureName);
}
catch (CultureNotFoundException)
{
continue;
}
var provider = new CaseInsensitiveHashCodeProvider(culture);
Assert.Equal(provider.GetHashCode(a), provider.GetHashCode(a));
Assert.Equal(provider.GetHashCode(b), provider.GetHashCode(b));
Assert.Equal(expected, provider.GetHashCode(a) == provider.GetHashCode(b));
}
}
[Fact]
[ActiveIssue("https://github.com/dotnet/runtime/issues/37069", TestPlatforms.Android | TestPlatforms.LinuxBionic)]
public void Ctor_CultureInfo_GetHashCodeCompare_TurkishI()
{
var cultureNames = Helpers.TestCultureNames;
foreach (string cultureName in cultureNames)
{
CultureInfo culture;
try
{
culture = new CultureInfo(cultureName);
}
catch (CultureNotFoundException)
{
continue;
}
var provider = new CaseInsensitiveHashCodeProvider(culture);
// Turkish has lower-case and upper-case version of the dotted "i", so the upper case of "i" (U+0069) isn't "I" (U+0049)
// but rather U+0130.
Assert.Equal(
culture.Name != "tr-TR",
provider.GetHashCode("file") == provider.GetHashCode("FILE"));
}
}
[Fact]
public void Ctor_CultureInfo_NullCulture_ThrowsArgumentNullException()
{
AssertExtensions.Throws<ArgumentNullException>("culture", () => new CaseInsensitiveHashCodeProvider(null));
}
[Fact]
public void GetHashCode_NullObj_ThrowsArgumentNullException()
{
AssertExtensions.Throws<ArgumentNullException>("obj", () => new CaseInsensitiveHashCodeProvider().GetHashCode(null));
}
[Theory]
[InlineData("hello", "HELLO", true)]
[InlineData("hello", "hello", true)]
[InlineData("HELLO", "HELLO", true)]
[InlineData("hello", "goodbye", false)]
[InlineData(5, 5, true)]
[InlineData(10, 5, false)]
[InlineData(5, 10, false)]
public void Default_GetHashCodeCompare(object a, object b, bool expected)
{
Assert.Equal(expected,
CaseInsensitiveHashCodeProvider.Default.GetHashCode(a) == CaseInsensitiveHashCodeProvider.Default.GetHashCode(b));
Assert.Equal(expected,
CaseInsensitiveHashCodeProvider.DefaultInvariant.GetHashCode(a) == CaseInsensitiveHashCodeProvider.DefaultInvariant.GetHashCode(b));
}
[ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotInvariantGlobalization))]
[ActiveIssue("https://github.com/dotnet/runtime/issues/37069", TestPlatforms.Android | TestPlatforms.LinuxBionic)]
public void Default_Compare_TurkishI()
{
// Turkish has lower-case and upper-case version of the dotted "i", so the upper case of "i" (U+0069) isn't "I" (U+0049)
// but rather U+0130.
using (new ThreadCultureChange("tr-TR"))
{
Assert.False(CaseInsensitiveHashCodeProvider.Default.GetHashCode("file") == CaseInsensitiveHashCodeProvider.Default.GetHashCode("FILE"));
Assert.True(CaseInsensitiveHashCodeProvider.DefaultInvariant.GetHashCode("file") == CaseInsensitiveHashCodeProvider.DefaultInvariant.GetHashCode("FILE"));
}
using (new ThreadCultureChange("en-US"))
{
Assert.True(CaseInsensitiveHashCodeProvider.Default.GetHashCode("file") == CaseInsensitiveHashCodeProvider.Default.GetHashCode("FILE"));
}
}
}
}