84 lines
2.3 KiB
C#
84 lines
2.3 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using Xunit;
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namespace Microsoft.AspNet.FeatureModel.Tests
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{
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public class InterfaceDictionaryTests
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{
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[Fact]
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public void AddedInterfaceIsReturned()
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{
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var interfaces = new FeatureCollection();
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var thing = new Thing();
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interfaces.Add(typeof(IThing), thing);
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Assert.Equal(interfaces[typeof(IThing)], thing);
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object thing2;
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Assert.True(interfaces.TryGetValue(typeof(IThing), out thing2));
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Assert.Equal(thing2, thing);
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}
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[Fact]
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public void IndexerAlsoAddsItems()
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{
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var interfaces = new FeatureCollection();
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var thing = new Thing();
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interfaces[typeof(IThing)] = thing;
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Assert.Equal(interfaces[typeof(IThing)], thing);
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object thing2;
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Assert.True(interfaces.TryGetValue(typeof(IThing), out thing2));
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Assert.Equal(thing2, thing);
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}
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[Fact]
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public void SecondCallToAddThrowsException()
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{
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var interfaces = new FeatureCollection();
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var thing = new Thing();
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interfaces.Add(typeof(IThing), thing);
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Assert.Throws<ArgumentException>(() => interfaces.Add(typeof(IThing), thing));
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}
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[Fact]
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public void RemovedInterfaceIsRemoved()
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{
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var interfaces = new FeatureCollection();
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var thing = new Thing();
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interfaces.Add(typeof(IThing), thing);
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Assert.Equal(interfaces[typeof(IThing)], thing);
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Assert.True(interfaces.Remove(typeof(IThing)));
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object thing2;
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Assert.False(interfaces.TryGetValue(typeof(IThing), out thing2));
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}
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[Fact]
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public void SetNullValueRemoves()
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{
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var interfaces = new FeatureCollection();
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var thing = new Thing();
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interfaces.Add(typeof(IThing), thing);
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Assert.Equal(interfaces[typeof(IThing)], thing);
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interfaces[typeof(IThing)] = null;
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object thing2;
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Assert.False(interfaces.TryGetValue(typeof(IThing), out thing2));
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}
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}
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}
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