91 lines
4.0 KiB
C#
91 lines
4.0 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Net.Http;
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using System.Web.Http.Controllers;
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using System.Web.Http.Dependencies;
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using System.Web.Http.Hosting;
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using Moq;
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using Xunit;
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using Assert = Microsoft.TestCommon.AssertEx;
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namespace System.Web.Http.Dispatcher
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{
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public class DefaultHttpControllerActivatorTest
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{
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// Create tests
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[Fact]
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public void Create_GuardClauses()
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{
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// Arrange
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var config = new HttpConfiguration();
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var request = new HttpRequestMessage();
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request.Properties[HttpPropertyKeys.HttpConfigurationKey] = config;
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var descriptor = new HttpControllerDescriptor(config, "Simple", typeof(SimpleController));
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var activator = new DefaultHttpControllerActivator();
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// Act & assert
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Assert.ThrowsArgumentNull(() => activator.Create(request: null, controllerDescriptor: descriptor, controllerType: typeof(SimpleController)), "request");
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Assert.ThrowsArgumentNull(() => activator.Create(request, controllerDescriptor: null, controllerType: typeof(SimpleController)), "controllerDescriptor");
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Assert.ThrowsArgumentNull(() => activator.Create(request, descriptor, controllerType: null), "controllerType");
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Assert.Throws<InvalidOperationException>(
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() => activator.Create(request, descriptor, typeof(AbstractController)),
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"An error occurred when trying to create a controller of type 'AbstractController'. Make sure that the controller has a parameterless public constructor.");
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Assert.Throws<InvalidOperationException>(
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() => activator.Create(request, descriptor, typeof(ControllerWithCtorParams)),
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"An error occurred when trying to create a controller of type 'ControllerWithCtorParams'. Make sure that the controller has a parameterless public constructor.");
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}
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[Fact]
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public void Create_MakesInstanceOfController()
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{
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// Arrange
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var config = new HttpConfiguration();
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var request = new HttpRequestMessage();
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request.Properties[HttpPropertyKeys.HttpConfigurationKey] = config;
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var descriptor = new HttpControllerDescriptor(config, "Simple", typeof(SimpleController));
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var activator = new DefaultHttpControllerActivator();
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// Act
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IHttpController result = activator.Create(request, descriptor, typeof(SimpleController));
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// Assert
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Assert.NotNull(result);
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Assert.IsType<SimpleController>(result);
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}
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[Fact]
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public void Create_UsesControllerFromRequestLevelDependencyScope()
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{
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// Arrange
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var controller = new ControllerWithCtorParams(42);
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var mockScope = new Mock<IDependencyScope>();
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mockScope.Setup(r => r.GetService(typeof(ControllerWithCtorParams))).Returns(controller).Verifiable();
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var config = new HttpConfiguration();
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var request = new HttpRequestMessage();
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request.Properties[HttpPropertyKeys.HttpConfigurationKey] = config;
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request.Properties[HttpPropertyKeys.DependencyScope] = mockScope.Object;
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var descriptor = new HttpControllerDescriptor(config, "Name", typeof(ControllerWithCtorParams));
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var activator = new DefaultHttpControllerActivator();
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// Act
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IHttpController result = activator.Create(request, descriptor, typeof(ControllerWithCtorParams));
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// Assert
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Assert.Same(controller, result);
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mockScope.Verify();
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}
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// Helper classes
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abstract class AbstractController : ApiController { }
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class SimpleController : ApiController { }
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class ControllerWithCtorParams : ApiController
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{
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public ControllerWithCtorParams(int unused) { }
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}
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}
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}
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