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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 Microsoft.AspNetCore.Mvc.Abstractions;
using Microsoft.AspNetCore.Mvc.Filters;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.AspNetCore.InternalTesting;
using Moq;
using Xunit;
namespace Microsoft.AspNetCore.Mvc;
public abstract class CommonResourceInvokerTest
{
protected static readonly TestResult Result = new TestResult();
// Intentionally choosing an uncommon exception type.
protected static readonly Exception Exception = new DivideByZeroException();
protected IActionInvoker CreateInvoker(
IFilterMetadata filter,
Exception exception = null,
IActionResult result = null,
IList<IValueProviderFactory> valueProviderFactories = null)
{
return CreateInvoker(new IFilterMetadata[] { filter }, exception, result, valueProviderFactories);
}
protected abstract IActionInvoker CreateInvoker(
IFilterMetadata[] filters,
Exception exception = null,
IActionResult result = null,
IList<IValueProviderFactory> valueProviderFactories = null);
[Fact]
public async Task InvokeAction_DoesNotInvokeExceptionFilter_WhenActionDoesNotThrow()
{
// Arrange
var filter = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Verifiable();
var invoker = CreateInvoker(filter.Object, exception: null);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Never());
}
[Fact]
public async Task InvokeAction_DoesNotAsyncInvokeExceptionFilter_WhenActionDoesNotThrow()
{
// Arrange
var filter = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var invoker = CreateInvoker(filter.Object, exception: null);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Never());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_WhenActionThrows()
{
// Arrange
Exception exception = null;
IActionResult resultFromAction = null;
var expected = new Mock<IActionResult>(MockBehavior.Strict);
expected
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Verifiable();
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
exception = context.Exception;
resultFromAction = context.Result;
// Handle the exception
context.Result = expected.Object;
})
.Verifiable();
var invoker = CreateInvoker(new[] { filter1.Object, filter2.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
expected.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter2.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
Assert.Same(Exception, exception);
Assert.Null(resultFromAction);
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_WhenActionThrows()
{
// Arrange
Exception exception = null;
IActionResult resultFromAction = null;
var expected = new Mock<IActionResult>(MockBehavior.Strict);
expected
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var filter2 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
exception = context.Exception;
resultFromAction = context.Result;
// Handle the exception
context.Result = expected.Object;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var invoker = CreateInvoker(new[] { filter1.Object, filter2.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
expected.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter2.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Once());
Assert.Same(Exception, exception);
Assert.Null(resultFromAction);
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_ShortCircuit_ExceptionNull_WithoutResult()
{
// Arrange
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
filter2.ToString();
context.Exception = null;
})
.Verifiable();
var invoker = CreateInvoker(new[] { filter1.Object, filter2.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnException(It.IsAny<ExceptionContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_ShortCircuit_ExceptionNull_WithResult()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.Result = result.Object;
context.Exception = null;
})
.Verifiable();
// Result filters are never used when an exception bubbles up to exception filters.
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnException(It.IsAny<ExceptionContext>()),
Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_ShortCircuit_ExceptionHandled_WithoutResult()
{
// Arrange
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.ExceptionHandled = true;
})
.Verifiable();
var invoker = CreateInvoker(new[] { filter1.Object, filter2.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnException(It.IsAny<ExceptionContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_ShortCircuit_ExceptionHandled_WithResult()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.Result = result.Object;
context.ExceptionHandled = true;
})
.Verifiable();
// Result filters are never used when an exception bubbles up to exception filters.
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnException(It.IsAny<ExceptionContext>()),
Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_ShortCircuit_ExceptionNull_WithoutResult()
{
// Arrange
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.Exception = null;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var filterMetadata = new IFilterMetadata[] { filter1.Object, filter2.Object };
var invoker = CreateInvoker(filterMetadata, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_ShortCircuit_ExceptionNull_WithResult()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.Exception = null;
context.Result = result.Object;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
// Result filters are never used when an exception bubbles up to exception filters.
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_ShortCircuit_ExceptionHandled_WithoutResult()
{
// Arrange
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.ExceptionHandled = true;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { filter1.Object, filter2.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_ShortCircuit_ExceptionHandled_WithResult()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
var filter2 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.ExceptionHandled = true;
context.Result = result.Object;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
// Result filters are never used when an exception bubbles up to exception filters.
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter2.Verify(
f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()),
Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncExceptionFilter_SettingResultDoesNotShortCircuit()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns<ActionContext>((context) => Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
context.Result = result.Object;
})
.Returns<ExceptionContext>((context) => Task.FromResult(true))
.Verifiable();
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => { }) // Does nothing, we just want to verify that it was called.
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter1.Verify(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()), Times.Once());
filter2.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_UnhandledExceptionIsThrown()
{
// Arrange
var filter = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Verifiable();
var invoker = CreateInvoker(filter.Object, exception: Exception);
// Act
await Assert.ThrowsAsync(Exception.GetType(), invoker.InvokeAsync);
// Assert
filter.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_ResultIsExecuted_WithoutResultFilters()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns<ActionContext>((context) => Task.FromResult(true))
.Verifiable();
var filter = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => c.Result = result.Object)
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { filter.Object, resultFilter.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesExceptionFilter_SettingResultDoesNotShortCircuit()
{
// Arrange
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns<ActionContext>((context) => Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => c.Result = result.Object)
.Verifiable();
var filter2 = new Mock<IExceptionFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => { }) // Does nothing, we just want to verify that it was called.
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[] { filter1.Object, filter2.Object, resultFilter.Object },
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
filter1.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
filter2.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Once());
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_WithExceptionFilterInTheStack_InvokesResultFilter()
{
// Arrange
var exceptionFilter = new Mock<IExceptionFilter>();
var resultFilter = new Mock<IResultFilter>();
var invoker = CreateInvoker(
new IFilterMetadata[] { exceptionFilter.Object, resultFilter.Object });
// Act
await invoker.InvokeAsync();
// Assert
exceptionFilter.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Never());
resultFilter.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAuthorizationFilter()
{
// Arrange
var filter = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
filter.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>())).Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncAuthorizationFilter()
{
// Arrange
var filter = new Mock<IAsyncAuthorizationFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()))
.Returns<AuthorizationFilterContext>(context => Task.FromResult(true))
.Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(
f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAuthorizationFilter_ShortCircuit()
{
// Arrange
var challenge = new Mock<IActionResult>(MockBehavior.Strict);
challenge
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>(c => Task.FromResult(true))
.Verifiable();
var filter2 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>(c => c.Result = challenge.Object)
.Verifiable();
var filter3 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new[] { filter1.Object, filter2.Object, filter3.Object });
// Act
await invoker.InvokeAsync();
// Assert
challenge.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter1.Verify(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncAuthorizationFilter_ShortCircuit()
{
// Arrange
var challenge = new Mock<IActionResult>(MockBehavior.Strict);
challenge
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
var filter1 = new Mock<IAsyncAuthorizationFilter>(MockBehavior.Strict);
filter1
.Setup(f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()))
.Returns<AuthorizationFilterContext>((context) =>
{
return Task.FromResult(true);
})
.Verifiable();
var filter2 = new Mock<IAsyncAuthorizationFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()))
.Returns<AuthorizationFilterContext>((context) =>
{
context.Result = challenge.Object;
return Task.FromResult(true);
});
var filter3 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { filter1.Object, filter2.Object, filter3.Object });
// Act
await invoker.InvokeAsync();
// Assert
challenge.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter1.Verify(
f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_ExceptionInAuthorizationFilter_CannotBeHandledByOtherFilters()
{
// Arrange
var expected = new InvalidCastException();
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
exceptionFilter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(context =>
{
// Mark as handled
context.Result = new EmptyResult();
})
.Verifiable();
var authorizationFilter1 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter1
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>(c => { throw expected; })
.Verifiable();
// None of these filters should run
var authorizationFilter2 = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
var resourceFilter = new Mock<IResourceFilter>(MockBehavior.Strict);
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[]
{
exceptionFilter.Object,
authorizationFilter1.Object,
authorizationFilter2.Object,
resourceFilter.Object,
resultFilter.Object,
});
// Act
var thrown = await Assert.ThrowsAsync<InvalidCastException>(invoker.InvokeAsync);
// Assert
Assert.Same(expected, thrown);
exceptionFilter.Verify(f => f.OnException(It.IsAny<ExceptionContext>()), Times.Never());
authorizationFilter1.Verify(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAuthorizationFilter_ChallengeNotSeenByResultFilters()
{
// Arrange
var challenge = new Mock<IActionResult>(MockBehavior.Strict);
challenge
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns<ActionContext>((context) => Task.FromResult(true))
.Verifiable();
var authorizationFilter = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>(c => c.Result = challenge.Object)
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { authorizationFilter.Object, resultFilter.Object });
// Act
await invoker.InvokeAsync();
// Assert
authorizationFilter.Verify(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()), Times.Once());
challenge.Verify(c => c.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesResultFilter()
{
// Arrange
var filter = new Mock<IResultFilter>(MockBehavior.Strict);
filter.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>())).Verifiable();
filter.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>())).Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter()
{
// Arrange
var filter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>(async (context, next) => await next())
.Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
filter.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesResultFilter_ShortCircuit_WithCancel()
{
// Arrange
ResultExecutedContext context = null;
var filter1 = new Mock<IResultFilter>(MockBehavior.Strict);
filter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>())).Verifiable();
filter1
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => context = c)
.Verifiable();
var filter2 = new Mock<IResultFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c =>
{
filter2.ToString();
c.Cancel = true;
})
.Verifiable();
var filter3 = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { filter1.Object, filter2.Object, filter3.Object });
// Act
await invoker.InvokeAsync();
// Assert
filter1.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter1.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
filter2.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter2.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Never());
Assert.True(context.Canceled);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter_ShortCircuit_WithCancel()
{
// Arrange
ResultExecutedContext context = null;
var filter1 = new Mock<IResultFilter>(MockBehavior.Strict);
filter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>())).Verifiable();
filter1
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => context = c)
.Verifiable();
var filter2 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) =>
{
// Not calling next here
c.Cancel = true;
return Task.FromResult(true);
})
.Verifiable();
var filter3 = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { filter1.Object, filter2.Object, filter3.Object }, result: Result);
// Act
await invoker.InvokeAsync();
// Assert
filter1.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter1.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
filter2.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
Assert.True(context.Canceled);
Assert.Same(Result, context.Result);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter_ShortCircuit_WithoutCancel()
{
// Arrange
ResultExecutedContext context = null;
var filter1 = new Mock<IResultFilter>(MockBehavior.Strict);
filter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>())).Verifiable();
filter1
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => context = c)
.Verifiable();
var filter2 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
filter2
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) =>
{
// Not calling next here
return Task.FromResult(true);
})
.Verifiable();
var filter3 = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { filter1.Object, filter2.Object, filter3.Object }, result: Result);
// Act
await invoker.InvokeAsync();
// Assert
filter1.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter1.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
filter2.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
Assert.True(context.Canceled);
Assert.Same(Result, context.Result);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter_ShortCircuit_WithoutCancel_CallNext()
{
// Arrange
var filter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>(async (c, next) =>
{
// Not calling next here
c.Cancel = true;
await next();
})
.Verifiable();
var message =
"If an IAsyncResultFilter cancels execution by setting the Cancel property of " +
"ResultExecutingContext to 'true', then it cannot call the next filter by invoking " +
"ResultExecutionDelegate.";
var invoker = CreateInvoker(filter.Object);
// Act & Assert
await ExceptionAssert.ThrowsAsync<InvalidOperationException>(
invoker.InvokeAsync,
message);
}
[Fact]
public async Task InvokeAction_InvokesResultFilter_ExceptionGoesUnhandled()
{
// Arrange
var exception = new DataMisalignedException();
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Throws(exception)
.Verifiable();
var filter = new Mock<IResultFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c => c.Result = result.Object)
.Verifiable();
filter.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>())).Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await Assert.ThrowsAsync(exception.GetType(), invoker.InvokeAsync);
// Assert
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesResultFilter_WithExceptionThrownByResult()
{
// Arrange
ResultExecutedContext context = null;
var exception = new DataMisalignedException();
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Throws(exception)
.Verifiable();
var filter = new Mock<IResultFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c => c.Result = result.Object)
.Verifiable();
filter
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c =>
{
context = c;
// Handle the exception
Assert.False(c.ExceptionHandled);
c.ExceptionHandled = true;
})
.Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(exception, context.Exception);
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
filter.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter_WithExceptionThrownByResult()
{
// Arrange
ResultExecutedContext context = null;
var exception = new DataMisalignedException();
var result = new Mock<IActionResult>(MockBehavior.Strict);
result
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Throws(exception)
.Verifiable();
var filter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
filter
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>(async (c, next) =>
{
c.Result = result.Object;
context = await next();
// Handle the exception
Assert.False(context.ExceptionHandled);
context.ExceptionHandled = true;
})
.Verifiable();
var invoker = CreateInvoker(filter.Object);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(exception, context.Exception);
result.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
filter.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesResultFilter_WithExceptionThrownByResultFilter()
{
// Arrange
ResultExecutedContext context = null;
var exception = new DataMisalignedException();
var resultFilter1 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>())).Verifiable();
resultFilter1
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c =>
{
context = c;
// Handle the exception
Assert.False(c.ExceptionHandled);
c.ExceptionHandled = true;
})
.Verifiable();
var resultFilter2 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter2
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Throws(exception)
.Verifiable();
var resultFilter3 = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { resultFilter1.Object, resultFilter2.Object, resultFilter3.Object });
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(exception, context.Exception);
resultFilter1.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
resultFilter1.Verify(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()), Times.Once());
resultFilter2.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResultFilter_WithExceptionThrownByResultFilter()
{
// Arrange
ResultExecutedContext context = null;
var exception = new DataMisalignedException();
var resultFilter1 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
resultFilter1
.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>(async (c, next) =>
{
context = await next();
// Handle the exception
Assert.False(context.ExceptionHandled);
context.ExceptionHandled = true;
})
.Verifiable();
var resultFilter2 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter2
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Throws(exception)
.Verifiable();
var resultFilter3 = new Mock<IResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(new IFilterMetadata[] { resultFilter1.Object, resultFilter2.Object, resultFilter3.Object });
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(exception, context.Exception);
resultFilter1.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
resultFilter2.Verify(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()), Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter()
{
// Arrange
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
await next();
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object });
// Act
await invoker.InvokeAsync();
// Assert
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesResourceFilter()
{
// Arrange
var resourceFilter = new Mock<IResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecuting(It.IsAny<ResourceExecutingContext>()))
.Verifiable();
resourceFilter
.Setup(f => f.OnResourceExecuted(It.IsAny<ResourceExecutedContext>()))
.Verifiable();
var invoker = CreateInvoker(resourceFilter.Object);
// Act
await invoker.InvokeAsync();
// Assert
resourceFilter.Verify(
f => f.OnResourceExecuted(It.IsAny<ResourceExecutedContext>()),
Times.Once());
resourceFilter.Verify(
f => f.OnResourceExecuted(It.IsAny<ResourceExecutedContext>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_WithActionResult_FromAction()
{
// Arrange
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var invoker = CreateInvoker(resourceFilter.Object, result: Result);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(Result, context.Result);
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_WithActionResult_FromExceptionFilter()
{
// Arrange
var expected = Mock.Of<IActionResult>();
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
exceptionFilter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>((c) =>
{
c.Result = expected;
});
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, exceptionFilter.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(expected, context.Result);
Assert.Null(context.Exception);
Assert.Null(context.ExceptionDispatchInfo);
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_WithActionResult_FromResultFilter()
{
// Arrange
var expected = Mock.Of<IActionResult>();
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Loose);
resultFilter
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>((c) =>
{
c.Result = expected;
});
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, resultFilter.Object });
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(expected, context.Result);
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_HandleException_FromAction()
{
// Arrange
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
context.ExceptionHandled = true;
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(Exception, context.Exception);
Assert.Same(Exception, context.ExceptionDispatchInfo.SourceException);
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_HandlesException_FromResultFilter()
{
// Arrange
var expected = new DataMisalignedException();
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
context.ExceptionHandled = true;
})
.Verifiable();
var resultFilter = new Mock<IResultFilter>(MockBehavior.Loose);
resultFilter
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>((c) =>
{
throw expected;
});
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, resultFilter.Object });
// Act
await invoker.InvokeAsync();
// Assert
Assert.Same(expected, context.Exception);
Assert.Same(expected, context.ExceptionDispatchInfo.SourceException);
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_HandleException_BySettingNull()
{
// Arrange
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
Assert.Same(Exception, context.Exception);
Assert.Same(Exception, context.ExceptionDispatchInfo.SourceException);
context.Exception = null;
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object }, exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_ThrowsUnhandledException()
{
// Arrange
var expected = new DataMisalignedException();
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resourceFilter2 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter2
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>((c, next) =>
{
throw expected;
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter1.Object, resourceFilter2.Object }, exception: Exception);
// Act
var exception = await Assert.ThrowsAsync<DataMisalignedException>(invoker.InvokeAsync);
// Assert
Assert.Same(expected, exception);
Assert.Same(expected, context.Exception);
Assert.Same(expected, context.ExceptionDispatchInfo.SourceException);
}
[Fact]
public async Task InvokeAction_InvokesResourceFilter_OnResourceExecuting_ThrowsUnhandledException()
{
// Arrange
var expected = new DataMisalignedException();
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resourceFilter2 = new Mock<IResourceFilter>(MockBehavior.Strict);
resourceFilter2
.Setup(f => f.OnResourceExecuting(It.IsAny<ResourceExecutingContext>()))
.Callback<ResourceExecutingContext>((c) =>
{
throw expected;
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter1.Object, resourceFilter2.Object }, exception: Exception);
// Act
var exception = await Assert.ThrowsAsync<DataMisalignedException>(invoker.InvokeAsync);
// Assert
Assert.Same(expected, exception);
Assert.Same(expected, context.Exception);
Assert.Same(expected, context.ExceptionDispatchInfo.SourceException);
}
[Fact]
public async Task InvokeAction_InvokesResourceFilter_OnResourceExecuted_ThrowsUnhandledException()
{
// Arrange
var expected = new DataMisalignedException();
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resourceFilter2 = new Mock<IResourceFilter>(MockBehavior.Loose);
resourceFilter2
.Setup(f => f.OnResourceExecuted(It.IsAny<ResourceExecutedContext>()))
.Callback<ResourceExecutedContext>((c) =>
{
throw expected;
})
.Verifiable();
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter1.Object, resourceFilter2.Object }, exception: Exception);
// Act
var exception = await Assert.ThrowsAsync<DataMisalignedException>(invoker.InvokeAsync);
// Assert
Assert.Same(expected, exception);
Assert.Same(expected, context.Exception);
Assert.Same(expected, context.ExceptionDispatchInfo.SourceException);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_ShortCircuit()
{
// Arrange
var expected = new Mock<IActionResult>(MockBehavior.Strict);
expected
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resourceFilter2 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter2
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>((c, next) =>
{
c.Result = expected.Object;
return Task.FromResult(true);
})
.Verifiable();
var resourceFilter3 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
var resultFilter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[]
{
resourceFilter1.Object, // This filter should see the result returned from resourceFilter2
resourceFilter2.Object, // This filter will short circuit
resourceFilter3.Object, // This shouldn't run - it will throw if it does
exceptionFilter.Object, // This shouldn't run - it will throw if it does
resultFilter.Object // This shouldn't run - it will throw if it does
},
// The action won't run
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
expected.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
Assert.Same(expected.Object, context.Result);
Assert.True(context.Canceled);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_ShortCircuit_WithoutResult()
{
// Arrange
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
})
.Verifiable();
var resourceFilter2 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter2
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>((c, next) =>
{
return Task.FromResult(true);
})
.Verifiable();
var resourceFilter3 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
var resultFilter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[]
{
resourceFilter1.Object, // This filter should see the result returned from resourceFilter2
resourceFilter2.Object, // This filter will short circuit
resourceFilter3.Object, // This shouldn't run - it will throw if it does
exceptionFilter.Object, // This shouldn't run - it will throw if it does
resultFilter.Object // This shouldn't run - it will throw if it does
},
// The action won't run
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Null(context.Result);
Assert.True(context.Canceled);
}
[Fact]
public async Task InvokeAction_InvokesResourceFilter_ShortCircuit()
{
// Arrange
var expected = new Mock<IActionResult>(MockBehavior.Strict);
expected
.Setup(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()))
.Returns(Task.FromResult(true))
.Verifiable();
ResourceExecutedContext context = null;
var resourceFilter1 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter1
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
context = await next();
});
var resourceFilter2 = new Mock<IResourceFilter>(MockBehavior.Strict);
resourceFilter2
.Setup(f => f.OnResourceExecuting(It.IsAny<ResourceExecutingContext>()))
.Callback<ResourceExecutingContext>((c) =>
{
c.Result = expected.Object;
});
var resourceFilter3 = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
var resultFilter = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
var invoker = CreateInvoker(
new IFilterMetadata[]
{
resourceFilter1.Object, // This filter should see the result returned from resourceFilter2
resourceFilter2.Object,
resourceFilter3.Object, // This shouldn't run - it will throw if it does
resultFilter.Object // This shouldn't run - it will throw if it does
},
// The action won't run
exception: Exception);
// Act
await invoker.InvokeAsync();
// Assert
expected.Verify(r => r.ExecuteResultAsync(It.IsAny<ActionContext>()), Times.Once());
Assert.Same(expected.Object, context.Result);
Assert.True(context.Canceled);
}
[Fact]
public async Task InvokeAction_InvokesAsyncResourceFilter_InvalidShortCircuit()
{
// Arrange
var message =
"If an IAsyncResourceFilter provides a result value by setting the Result property of " +
"ResourceExecutingContext to a non-null value, then it cannot call the next filter by invoking " +
"ResourceExecutionDelegate.";
ResourceExecutedContext context = null;
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
// This is not valid.
c.Result = Mock.Of<IActionResult>();
context = await next();
});
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, });
// Act
var exception = await Assert.ThrowsAsync<InvalidOperationException>(invoker.InvokeAsync);
// Assert
Assert.Equal(message, exception.Message);
}
[Fact]
public async Task InvokeAction_AuthorizationFilter_ChallengePreventsResourceFiltersFromRunning()
{
// Arrange
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>(async (c, next) =>
{
await next();
})
.Verifiable();
var authorizationFilter = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>((c) =>
{
c.Result = Result;
});
var invoker = CreateInvoker(new IFilterMetadata[] { authorizationFilter.Object, resourceFilter.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resourceFilter.Verify(
f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()),
Times.Never());
}
[Fact]
public async Task InvokeAction_AuthorizationFilterShortCircuit_InvokesAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
resultFilter.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
var authorizationFilter = new Mock<IAsyncAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter
.Setup(f => f.OnAuthorizationAsync(It.IsAny<AuthorizationFilterContext>()))
.Returns<AuthorizationFilterContext>((c) =>
{
c.Result = Result;
return Task.CompletedTask;
});
var invoker = CreateInvoker(new IFilterMetadata[] { authorizationFilter.Object, resultFilter.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_AuthorizationFilterShortCircuit_InvokesAsyncAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) =>
{
Assert.Same(Result, c.Result);
return next();
})
.Verifiable();
var authorizationFilter = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>((c) =>
{
c.Result = Result;
});
var invoker = CreateInvoker(new IFilterMetadata[] { authorizationFilter.Object, resultFilter.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_AuthorizationFilterShortCircuit_DoesNotRunResultFilters()
{
// Arrange
var resultFilter1 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()));
resultFilter1.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()));
var resultFilter2 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
resultFilter2.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()));
var resultFilter3 = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter3.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns(Task.CompletedTask);
var authorizationFilter = new Mock<IAuthorizationFilter>(MockBehavior.Strict);
authorizationFilter
.Setup(f => f.OnAuthorization(It.IsAny<AuthorizationFilterContext>()))
.Callback<AuthorizationFilterContext>((c) =>
{
c.Result = Result;
});
var invoker = CreateInvoker(new IFilterMetadata[] { authorizationFilter.Object, resultFilter1.Object, resultFilter2.Object, resultFilter3.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter1.Verify(
f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()),
Times.Never());
resultFilter1.Verify(
f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()),
Times.Never());
resultFilter2.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Never());
resultFilter3.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_ResourceFilterShortCircuit_InvokesAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
resultFilter.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
var resourceFilter = new Mock<IAsyncResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecutionAsync(It.IsAny<ResourceExecutingContext>(), It.IsAny<ResourceExecutionDelegate>()))
.Returns<ResourceExecutingContext, ResourceExecutionDelegate>((c, next) =>
{
c.Result = Result;
return Task.CompletedTask;
});
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, resultFilter.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_ResourceFilterShortCircuit_InvokesAsyncAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) =>
{
Assert.Same(Result, c.Result);
return next();
})
.Verifiable();
var resourceFilter = new Mock<IResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecuting(It.IsAny<ResourceExecutingContext>()))
.Callback<ResourceExecutingContext>(c => c.Result = Result);
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, resultFilter.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_ResourceFilterShortCircuit_DoesNotRunResultFilters()
{
// Arrange
var resultFilter1 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()));
resultFilter1.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()));
var resultFilter2 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
resultFilter2.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()));
var resultFilter3 = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter3.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns(Task.CompletedTask);
var resourceFilter = new Mock<IResourceFilter>(MockBehavior.Strict);
resourceFilter
.Setup(f => f.OnResourceExecuting(It.IsAny<ResourceExecutingContext>()))
.Callback<ResourceExecutingContext>(c => c.Result = Result);
var invoker = CreateInvoker(new IFilterMetadata[] { resourceFilter.Object, resultFilter1.Object, resultFilter2.Object, resultFilter3.Object, });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter1.Verify(
f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()),
Times.Never());
resultFilter1.Verify(
f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()),
Times.Never());
resultFilter2.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Never());
resultFilter3.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_ExceptionFilterShortCircuit_InvokesAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Callback<ResultExecutingContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
resultFilter.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Callback<ResultExecutedContext>(c => Assert.Same(Result, c.Result))
.Verifiable();
var exceptionFilter = new Mock<IAsyncExceptionFilter>(MockBehavior.Strict);
exceptionFilter
.Setup(f => f.OnExceptionAsync(It.IsAny<ExceptionContext>()))
.Returns<ExceptionContext>(c =>
{
c.Result = Result;
return Task.CompletedTask;
});
var invoker = CreateInvoker(new IFilterMetadata[] { exceptionFilter.Object, resultFilter.Object, }, Exception);
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_ExceptionFilterShortCircuit_InvokesAsyncAlwaysRunResultFilter()
{
// Arrange
var resultFilter = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) =>
{
Assert.Same(Result, c.Result);
return next();
})
.Verifiable();
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
exceptionFilter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => c.Result = Result);
var invoker = CreateInvoker(new IFilterMetadata[] { exceptionFilter.Object, resultFilter.Object, }, Exception);
// Act
await invoker.InvokeAsync();
// Assert
resultFilter.Verify();
}
[Fact]
public async Task InvokeAction_ExceptionFilterShortCircuit_DoesNotRunResultFilters()
{
// Arrange
var resultFilter1 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter1.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()));
resultFilter1.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()));
var resultFilter2 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
resultFilter2.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()));
var resultFilter3 = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter3.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns(Task.CompletedTask);
var exceptionFilter = new Mock<IExceptionFilter>(MockBehavior.Strict);
exceptionFilter
.Setup(f => f.OnException(It.IsAny<ExceptionContext>()))
.Callback<ExceptionContext>(c => c.Result = Result);
var invoker = CreateInvoker(
new IFilterMetadata[] { exceptionFilter.Object, resultFilter1.Object, resultFilter2.Object, resultFilter3.Object, },
Exception);
// Act
await invoker.InvokeAsync();
// Assert
resultFilter1.Verify(
f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()),
Times.Never());
resultFilter1.Verify(
f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()),
Times.Never());
resultFilter2.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Never());
resultFilter3.Verify(
f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()),
Times.Once());
}
[Fact]
public async Task InvokeAction_AlwaysRunResultFiltersAndRunWithResultFilters()
{
// Arrange
var resultFilter1 = new Mock<IResultFilter>(MockBehavior.Strict);
resultFilter1
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Verifiable();
resultFilter1
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Verifiable();
var resultFilter2 = new Mock<IAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter2
.Setup(f => f.OnResultExecuting(It.IsAny<ResultExecutingContext>()))
.Verifiable();
resultFilter2
.Setup(f => f.OnResultExecuted(It.IsAny<ResultExecutedContext>()))
.Verifiable();
var resultFilter3 = new Mock<IAsyncResultFilter>(MockBehavior.Strict);
resultFilter3.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) => next())
.Verifiable();
var resultFilter4 = new Mock<IAsyncAlwaysRunResultFilter>(MockBehavior.Strict);
resultFilter4.Setup(f => f.OnResultExecutionAsync(It.IsAny<ResultExecutingContext>(), It.IsAny<ResultExecutionDelegate>()))
.Returns<ResultExecutingContext, ResultExecutionDelegate>((c, next) => next())
.Verifiable();
var invoker = CreateInvoker(
new IFilterMetadata[] { resultFilter1.Object, resultFilter2.Object, resultFilter3.Object, resultFilter4.Object });
// Act
await invoker.InvokeAsync();
// Assert
resultFilter1.Verify();
resultFilter2.Verify();
resultFilter3.Verify();
resultFilter4.Verify();
}
public class TestResult : ActionResult
{
}
}
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