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
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using Moq;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Mvc.Test
{
public class CompareAttributeTest
{
[Fact]
public void GuardClauses()
{
//Act & Assert
Assert.ThrowsArgumentNull(
delegate { new CompareAttribute(null); }, "otherProperty");
Assert.ThrowsArgumentNullOrEmpty(
delegate { CompareAttribute.FormatPropertyForClientValidation(null); }, "property");
}
[Fact]
public void FormatPropertyForClientValidationPrependsStarDot()
{
string prepended = CompareAttribute.FormatPropertyForClientValidation("test");
Assert.Equal(prepended, "*.test");
}
[Fact]
public void ValidateDoesNotThrowWhenComparedObjectsAreEqual()
{
object otherObject = new CompareObject("test");
CompareObject currentObject = new CompareObject("test");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
CompareAttribute attr = new CompareAttribute("CompareProperty");
attr.Validate(currentObject.CompareProperty, testContext);
}
[Fact]
public void ValidateThrowsWhenComparedObjectsAreNotEqual()
{
CompareObject currentObject = new CompareObject("a");
object otherObject = new CompareObject("b");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
testContext.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("CompareProperty");
Assert.Throws<ValidationException>(
delegate { attr.Validate(currentObject.CompareProperty, testContext); }, "'CurrentProperty' and 'CompareProperty' do not match.");
}
[Fact]
public void ValidateThrowsWithOtherPropertyDisplayName()
{
CompareObject currentObject = new CompareObject("a");
object otherObject = new CompareObject("b");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
testContext.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("ComparePropertyWithDisplayName");
Assert.Throws<ValidationException>(
delegate { attr.Validate(currentObject.CompareProperty, testContext); }, "'CurrentProperty' and 'DisplayName' do not match.");
}
[Fact]
public void ValidateUsesSetDisplayName()
{
CompareObject currentObject = new CompareObject("a");
object otherObject = new CompareObject("b");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
testContext.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("ComparePropertyWithDisplayName");
attr.OtherPropertyDisplayName = "SetDisplayName";
Assert.Throws<ValidationException>(
delegate { attr.Validate(currentObject.CompareProperty, testContext); }, "'CurrentProperty' and 'SetDisplayName' do not match.");
}
[Fact]
public void ValidateThrowsWhenPropertyNameIsUnknown()
{
CompareObject currentObject = new CompareObject("a");
object otherObject = new CompareObject("b");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
testContext.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("UnknownPropertyName");
Assert.Throws<ValidationException>(
() => attr.Validate(currentObject.CompareProperty, testContext),
"Could not find a property named UnknownPropertyName."
);
}
[Fact]
public void GetClientValidationRulesReturnsModelClientValidationEqualToRule()
{
Mock<ModelMetadataProvider> provider = new Mock<ModelMetadataProvider>();
Mock<ModelMetadata> metadata = new Mock<ModelMetadata>(provider.Object, null, null, typeof(string), null);
metadata.Setup(m => m.DisplayName).Returns("CurrentProperty");
CompareAttribute attr = new CompareAttribute("CompareProperty");
List<ModelClientValidationRule> ruleList = new List<ModelClientValidationRule>(attr.GetClientValidationRules(metadata.Object, null));
Assert.Equal(ruleList.Count, 1);
ModelClientValidationEqualToRule actualRule = ruleList[0] as ModelClientValidationEqualToRule;
Assert.Equal("'CurrentProperty' and 'CompareProperty' do not match.", actualRule.ErrorMessage);
Assert.Equal("equalto", actualRule.ValidationType);
Assert.Equal("*.CompareProperty", actualRule.ValidationParameters["other"]);
}
[Fact]
public void ModelClientValidationEqualToRuleErrorMessageUsesOtherPropertyDisplayName()
{
Mock<ModelMetadataProvider> provider = new Mock<ModelMetadataProvider>();
ModelMetadata metadata = new ModelMetadata(provider.Object, typeof(CompareObject), null, typeof(string), null);
metadata.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("ComparePropertyWithDisplayName");
List<ModelClientValidationRule> ruleList = new List<ModelClientValidationRule>(attr.GetClientValidationRules(metadata, null));
Assert.Equal(ruleList.Count, 1);
ModelClientValidationEqualToRule actualRule = ruleList[0] as ModelClientValidationEqualToRule;
Assert.Equal("'CurrentProperty' and 'DisplayName' do not match.", actualRule.ErrorMessage);
Assert.Equal("equalto", actualRule.ValidationType);
Assert.Equal("*.ComparePropertyWithDisplayName", actualRule.ValidationParameters["other"]);
}
[Fact]
public void ModelClientValidationEqualToRuleUsesSetDisplayName()
{
Mock<ModelMetadataProvider> provider = new Mock<ModelMetadataProvider>();
ModelMetadata metadata = new ModelMetadata(provider.Object, typeof(CompareObject), null, typeof(string), null);
metadata.DisplayName = "CurrentProperty";
CompareAttribute attr = new CompareAttribute("ComparePropertyWithDisplayName");
attr.OtherPropertyDisplayName = "SetDisplayName";
List<ModelClientValidationRule> ruleList = new List<ModelClientValidationRule>(attr.GetClientValidationRules(metadata, null));
Assert.Equal(ruleList.Count, 1);
ModelClientValidationEqualToRule actualRule = ruleList[0] as ModelClientValidationEqualToRule;
Assert.Equal("'CurrentProperty' and 'SetDisplayName' do not match.", actualRule.ErrorMessage);
}
[Fact]
public void CompareAttributeCanBeDerivedFromAndOverrideIsValid()
{
object otherObject = new CompareObject("a");
CompareObject currentObject = new CompareObject("b");
ValidationContext testContext = new ValidationContext(otherObject, null, null);
DerivedCompareAttribute attr = new DerivedCompareAttribute("CompareProperty");
attr.Validate(currentObject.CompareProperty, testContext);
}
private class DerivedCompareAttribute : CompareAttribute
{
public DerivedCompareAttribute(string otherProperty)
: base(otherProperty)
{
}
public override bool IsValid(object value)
{
return false;
}
protected override ValidationResult IsValid(object value, ValidationContext context)
{
return null;
}
}
private class CompareObject
{
public string CompareProperty { get; set; }
[Display(Name = "DisplayName")]
public string ComparePropertyWithDisplayName { get; set; }
public CompareObject(string otherValue)
{
CompareProperty = otherValue;
ComparePropertyWithDisplayName = otherValue;
}
}
}
}
|
