public async Task OnMethodExecutingAsync_should_wait_on_async_void_TaskResult()
{
var wait = new ManualResetEvent(false);
var invocation = Substitute.For<_IInvocation>();
invocation.When(x => x.Proceed()).Do(c => wait.Set());
Task task = null;
invocation.ReturnValue.Returns(c =>
{
if (task == null)
{
task = Task.Factory.StartNew(async () =>
{
await Task.Delay(100);
Assert.IsTrue(wait.WaitOne(2000));
});
}
return task;
});
var context = new MethodExecutingContext
{
Invocation = invocation,
InvocationContext = new Dictionary<string, object>(),
};
var filter = new InvocationAttribute(invocation);
await filter.OnMethodExecutingAsync(context);
// Assert
var taskResult = invocation.ReturnValue as Task;
Assert.IsNull(context.Result);
Assert.IsNotNull(taskResult);
Assert.AreEqual(TaskStatus.RanToCompletion, taskResult.Status);
}
public async Task OnMethodExecutingAsync_should_proceed_the_invocation_and_set_result()
{
var wait = new ManualResetEvent(false);
var invocation = Substitute.For<_IInvocation>();
invocation.When(x => x.Proceed()).Do(c => wait.Set());
invocation.ReturnValue.Returns(c => Task<int>.Factory.StartNew(() =>
{
Assert.IsTrue(wait.WaitOne(2000));
return 10;
}));
var context = new MethodExecutingContext
{
Invocation = invocation,
InvocationContext = new Dictionary<string, object>(),
};
var filter = new InvocationAttribute(invocation, typeof(int));
await filter.OnMethodExecutingAsync(context);
// Assert
Assert.AreEqual(10, context.Result);
}
public async Task OnMethodExecutingAsync_should_wait_on_async_void_TaskResult()
{
var wait = new ManualResetEvent(false);
var invocation = Substitute.For <_IInvocation>();
invocation.When(x => x.Proceed()).Do(c => wait.Set());
Task task = null;
invocation.ReturnValue.Returns(c =>
{
if (task == null)
{
task = Task.Factory.StartNew(async() =>
{
await Task.Delay(100);
Assert.IsTrue(wait.WaitOne(2000));
});
}
return(task);
});
var context = new MethodExecutingContext
{
Invocation = invocation,
InvocationContext = new Dictionary <string, object>(),
};
var filter = new InvocationAttribute(invocation);
await filter.OnMethodExecutingAsync(context);
// Assert
var taskResult = invocation.ReturnValue as Task;
Assert.IsNull(context.Result);
Assert.IsNotNull(taskResult);
Assert.AreEqual(TaskStatus.RanToCompletion, taskResult.Status);
}
public async Task OnMethodExecutingAsync_should_proceed_and_set_result_if_the_invocation_result_is_not_Task()
{
var wait = new ManualResetEvent(false);
var invocation = Substitute.For <_IInvocation>();
invocation.When(x => x.Proceed()).Do(c => wait.Set());
invocation.ReturnValue.Returns(c =>
{
Assert.IsTrue(wait.WaitOne(2000));
return(10);
});
var context = new MethodExecutingContext
{
Invocation = invocation,
InvocationContext = new Dictionary <string, object>(),
};
var filter = new InvocationAttribute(invocation, typeof(int));
await filter.OnMethodExecutingAsync(context);
// Assert
Assert.AreEqual(10, context.Result);
}