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ServiceProviderIsKeyedServiceSpecificationTests.cs
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ServiceProviderIsKeyedServiceSpecificationTests.cs
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Extensions.DependencyInjection.Specification.Fakes;
using Xunit;
namespace Microsoft.Extensions.DependencyInjection.Specification
{
public abstract partial class KeyedDependencyInjectionSpecificationTests
{
public virtual bool SupportsIServiceProviderIsKeyedService => true;
[Fact]
public void ExplicitServiceRegistrationWithIsKeyedService()
{
if (!SupportsIServiceProviderIsKeyedService)
{
return;
}
// Arrange
var key = new object();
var collection = new TestServiceCollection();
collection.AddKeyedTransient(typeof(IFakeService), key, typeof(FakeService));
var provider = CreateServiceProvider(collection);
// Act
var serviceProviderIsService = provider.GetService<IServiceProviderIsKeyedService>();
// Assert
Assert.NotNull(serviceProviderIsService);
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IFakeService), key));
Assert.False(serviceProviderIsService.IsKeyedService(typeof(FakeService), new object()));
}
[Fact]
public void OpenGenericsWithIsKeyedService()
{
if (!SupportsIServiceProviderIsKeyedService)
{
return;
}
// Arrange
var key = new object();
var collection = new TestServiceCollection();
collection.AddKeyedTransient(typeof(IFakeOpenGenericService<>), key, typeof(FakeOpenGenericService<>));
var provider = CreateServiceProvider(collection);
// Act
var serviceProviderIsService = provider.GetService<IServiceProviderIsKeyedService>();
// Assert
Assert.NotNull(serviceProviderIsService);
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IFakeOpenGenericService<IFakeService>), key));
Assert.False(serviceProviderIsService.IsKeyedService(typeof(IFakeOpenGenericService<>), new object()));
}
[Fact]
public void ClosedGenericsWithIsKeyedService()
{
if (!SupportsIServiceProviderIsKeyedService)
{
return;
}
// Arrange
var key = new object();
var collection = new TestServiceCollection();
collection.AddKeyedTransient(typeof(IFakeOpenGenericService<IFakeService>), key, typeof(FakeOpenGenericService<IFakeService>));
var provider = CreateServiceProvider(collection);
// Act
var serviceProviderIsService = provider.GetService<IServiceProviderIsKeyedService>();
// Assert
Assert.NotNull(serviceProviderIsService);
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IFakeOpenGenericService<IFakeService>), key));
}
[Fact]
public void IEnumerableWithIsKeyedServiceAlwaysReturnsTrue()
{
if (!SupportsIServiceProviderIsKeyedService)
{
return;
}
// Arrange
var key = new object();
var collection = new TestServiceCollection();
collection.AddKeyedTransient(typeof(IFakeService), key, typeof(FakeService));
var provider = CreateServiceProvider(collection);
// Act
var serviceProviderIsService = provider.GetService<IServiceProviderIsKeyedService>();
// Assert
Assert.NotNull(serviceProviderIsService);
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IEnumerable<IFakeService>), key));
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IEnumerable<FakeService>), key));
Assert.False(serviceProviderIsService.IsKeyedService(typeof(IEnumerable<>), new object()));
}
[Fact]
public void NonKeyedServiceWithIsKeyedService()
{
if (!SupportsIServiceProviderIsKeyedService)
{
return;
}
// Arrange
var collection = new TestServiceCollection();
collection.AddKeyedTransient(typeof(IFakeService), null, typeof(FakeService));
var provider = CreateServiceProvider(collection);
// Act
var serviceProviderIsService = provider.GetService<IServiceProviderIsKeyedService>();
// Assert
Assert.NotNull(serviceProviderIsService);
Assert.True(serviceProviderIsService.IsKeyedService(typeof(IFakeService), null));
}
}
}