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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Net.Http;
using System.Web.Http.Controllers;
using System.Web.Http.Dispatcher;
using Moq;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Http.Tracing.Tracers
{
public class HttpControllerActivatorTracerTest
{
[Fact]
public void Create_Invokes_Inner_And_Traces()
{
// Arrange
Mock<ApiController> mockController = new Mock<ApiController>();
Mock<IHttpControllerActivator> mockActivator = new Mock<IHttpControllerActivator>() { CallBase = true };
mockActivator.Setup(b => b.Create(It.IsAny<HttpRequestMessage>(), It.IsAny<HttpControllerDescriptor>(), It.IsAny<Type>())).Returns(mockController.Object);
HttpRequestMessage request = new HttpRequestMessage();
TestTraceWriter traceWriter = new TestTraceWriter();
HttpControllerActivatorTracer tracer = new HttpControllerActivatorTracer(mockActivator.Object, traceWriter);
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.ControllersCategory, TraceLevel.Info) { Kind = TraceKind.Begin, Operation = "Create" },
new TraceRecord(request, TraceCategories.ControllersCategory, TraceLevel.Info) { Kind = TraceKind.End, Operation = "Create" }
};
// Act
IHttpController createdController = ((IHttpControllerActivator)tracer).Create(request, controllerDescriptor: null, controllerType: mockController.Object.GetType());
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
Assert.IsAssignableFrom<HttpControllerTracer>(createdController);
}
[Fact]
public void Create_Throws_And_Traces_When_Inner_Throws()
{
// Arrange
Mock<ApiController> mockController = new Mock<ApiController>();
Mock<IHttpControllerActivator> mockActivator = new Mock<IHttpControllerActivator>() { CallBase = true };
InvalidOperationException exception = new InvalidOperationException("test");
mockActivator.Setup(b => b.Create(It.IsAny<HttpRequestMessage>(), It.IsAny<HttpControllerDescriptor>(), It.IsAny<Type>())).Throws(exception);
HttpRequestMessage request = new HttpRequestMessage();
TestTraceWriter traceWriter = new TestTraceWriter();
HttpControllerActivatorTracer tracer = new HttpControllerActivatorTracer(mockActivator.Object, traceWriter);
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.ControllersCategory, TraceLevel.Info) { Kind = TraceKind.Begin, Operation = "Create" },
new TraceRecord(request, TraceCategories.ControllersCategory, TraceLevel.Error) { Kind = TraceKind.End, Operation = "Create" }
};
// Act & Assert
Exception thrown = Assert.Throws<InvalidOperationException>(() => ((IHttpControllerActivator)tracer).Create(request, controllerDescriptor: null, controllerType: mockController.Object.GetType()));
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
Assert.Same(exception, thrown);
Assert.Same(exception, traceWriter.Traces[1].Exception);
}
}
}
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