public async SystemTasks.Task TestUnhandledExceptionEventHandler()
{
await this.RunAsync(async r =>
{
var tcsFail = TaskCompletionSource.Create <bool>();
int count = 0;
bool sawFilterException = false;
r.OnFailure += (exception) =>
{
// The "N" machine throws a InvalidOperationException which we should receive
// here wrapped in ActionExceptionFilterException for the OnFailure callback.
if (exception is ActionExceptionFilterException)
{
sawFilterException = true;
return;
}
count++;
tcsFail.SetException(exception);
};
var tcs = TaskCompletionSource.Create <bool>();
r.CreateActor(typeof(N), new SetupEvent(tcs));
await this.WaitAsync(tcs.Task);
AssertionFailureException ex = await Assert.ThrowsAsync <AssertionFailureException>(async() => await tcsFail.Task);
Assert.IsType <InvalidOperationException>(ex.InnerException);
Assert.Equal(1, count);
Assert.True(sawFilterException);
},
handleFailures : false);
}
public async Task TestAssertFailureEventHandler()
{
await this.RunAsync(async r =>
{
var tcsFail = TaskCompletionSource.Create <bool>();
int count = 0;
r.OnFailure += (exception) =>
{
if (!(exception is ActionExceptionFilterException))
{
count++;
tcsFail.SetException(exception);
}
};
var tcs = TaskCompletionSource.Create <bool>();
r.CreateActor(typeof(M), new SetupEvent(tcs));
await WaitAsync(tcs.Task);
AssertionFailureException ex = await Assert.ThrowsAsync <AssertionFailureException>(async() => await tcsFail.Task);
Assert.Equal(1, count);
});
}
public async Task TestUnhandledExceptionEventHandler()
{
await this.RunAsync(async r =>
{
var tcsFail = new TaskCompletionSource <bool>();
int count = 0;
bool sawFilterException = false;
r.OnFailure += (exception) =>
{
// This test throws an exception that we should receive a filter call for
if (exception is MachineActionExceptionFilterException)
{
sawFilterException = true;
return;
}
count++;
tcsFail.SetException(exception);
};
var tcs = new TaskCompletionSource <bool>();
r.CreateMachine(typeof(N), new Configure(tcs));
await WaitAsync(tcs.Task);
AssertionFailureException ex = await Assert.ThrowsAsync <AssertionFailureException>(async() => await tcsFail.Task);
Assert.IsType <InvalidOperationException>(ex.InnerException);
Assert.Equal(1, count);
Assert.True(sawFilterException);
});
}
public void CreateInstance_fails_with_useful_message_if_type_cannot_be_found()
{
const string className = "Number";
AssertionFailureException assertionFailureException =
Assert.Throws <AssertionFailureException>(() => Reflector.CreateInstance(MSCorLibAssembly, className));
Assert.AreEqual("Could not find type Number in the specified assembly.",
assertionFailureException.Failure.Message);
}