aspnetcore/test/Microsoft.AspNet.FeatureMod.../InterfaceDictionaryTests.cs

51 lines
1.3 KiB
C#

using System;
using Shouldly;
using Xunit;
namespace Microsoft.AspNet.FeatureModel.Tests
{
public class InterfaceDictionaryTests
{
[Fact]
public void AddedInterfaceIsReturned()
{
var interfaces = new FeatureCollection();
var thing = new Thing();
interfaces.Add(typeof(IThing), thing);
interfaces[typeof(IThing)].ShouldBe(thing);
object thing2;
interfaces.TryGetValue(typeof(IThing), out thing2).ShouldBe(true);
thing2.ShouldBe(thing);
}
[Fact]
public void IndexerAlsoAddsItems()
{
var interfaces = new FeatureCollection();
var thing = new Thing();
interfaces[typeof(IThing)] = thing;
interfaces[typeof(IThing)].ShouldBe(thing);
object thing2;
interfaces.TryGetValue(typeof(IThing), out thing2).ShouldBe(true);
thing2.ShouldBe(thing);
}
[Fact]
public void SecondCallToAddThrowsException()
{
var interfaces = new FeatureCollection();
var thing = new Thing();
interfaces.Add(typeof(IThing), thing);
Should.Throw<ArgumentException>(() => interfaces.Add(typeof(IThing), thing));
}
}
}