blob: 464e82ac8dc3fcdb5e73638536b2a81c463ba037 (
plain)
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
|
// -----------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
// -----------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition.Factories;
using System.ComponentModel.Composition.Primitives;
using System.IO;
using System.Linq;
using System.Linq.Expressions;
using System.Threading;
using System.UnitTesting;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.ComponentModel.Composition.Hosting;
namespace System.ComponentModel.Composition
{
[TestClass]
public class AggregateExportProviderTests
{
[TestMethod]
public void Constructor1_NullAsProvidersArgument_ShouldSetProvidersPropertyToEmpty()
{
var provider = new AggregateExportProvider((ExportProvider[])null);
EnumerableAssert.IsEmpty(provider.Providers);
}
[TestMethod]
public void Constructor2_NullAsProvidersArgument_ShouldSetProvidersPropertyToEmpty()
{
var provider = new AggregateExportProvider((IEnumerable<ExportProvider>)null);
EnumerableAssert.IsEmpty(provider.Providers);
}
[TestMethod]
public void Constructor1_EmptyArrayAsProvidersArgument_ShouldSetProvidersPropertyToEmpty()
{
var provider = new AggregateExportProvider(new ExportProvider[0]);
EnumerableAssert.IsEmpty(provider.Providers);
}
[TestMethod]
public void Constructor2_EmptyArrayAsProvidersArgument_ShouldSetProvidersPropertyToEmpty()
{
var provider = new AggregateExportProvider((IEnumerable<ExportProvider>)new ExportProvider[0]);
EnumerableAssert.IsEmpty(provider.Providers);
}
[TestMethod]
public void Constructor2_EmptyEnumerableAsProvidersArgument_ShouldSetProvidersPropertyToEmpty()
{
var provider = new AggregateExportProvider(Enumerable.Empty<ExportProvider>());
EnumerableAssert.IsEmpty(provider.Providers);
}
[TestMethod]
public void Constructor1_ArrayAsProvidersArgument_ShouldNotAllowModificationAfterConstruction()
{
var providers = new ExportProvider[] { ExportProviderFactory.Create() };
var provider = new AggregateExportProvider(providers);
providers[0] = null;
Assert.IsNotNull(provider.Providers[0]);
}
[TestMethod]
public void Constructor2_ArrayAsProvidersArgument_ShouldNotAllowModificationAfterConstruction()
{
var providers = new ExportProvider[] { ExportProviderFactory.Create() };
var provider = new AggregateExportProvider((IEnumerable<ExportProvider>)providers);
providers[0] = null;
Assert.IsNotNull(provider.Providers[0]);
}
[TestMethod]
public void Providers_WhenDisposed_ShouldThrowObjectDisposed()
{
var provider = CreateAggregateExportProvider();
provider.Dispose();
ExceptionAssert.ThrowsDisposed(provider, () =>
{
var providers = provider.Providers;
});
}
private AggregateExportProvider CreateAggregateExportProvider()
{
return new AggregateExportProvider(Enumerable.Empty<ExportProvider>());
}
}
}
|
