internal void RealRun()
{
if (_isPromise)
{
_promise = new TaskCompletionSource <int>();
}
else
{
_task = new Task(TaskRun, _taskCts.Token);
}
if (_testAction != TestAction.None)
{
try
{
bool executeTask = false;
if (_isPromise)
{
switch (_testAction)
{
case TestAction.CompletedTask:
_promise.SetResult(1);
break;
case TestAction.FailedTask:
_promise.SetException(new StatusTestException());
break;
}
}
else
{
if (_testAction == TestAction.CancelScheduledTask)
{
CancelWaitingToRunTaskScheduler scheduler = new CancelWaitingToRunTaskScheduler();
CancellationTokenSource cts = new CancellationTokenSource();
scheduler.Cancellation = cts;
// Replace _task with a task that has a cutoms scheduler
_task = Task.Factory.StartNew(() => { }, cts.Token, TaskCreationOptions.None, scheduler);
try { _task.GetAwaiter().GetResult(); }
catch (Exception ex)
{
if (ex is OperationCanceledException)
{
Debug.WriteLine("OperationCanceledException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", ex.ToString()));
}
}
}
else if (_testAction == TestAction.CancelCreatedTask)
{
_taskCts.Cancel();
}
else //When the TestAction is CompletedTask and IsPromise is false, the code will reach this point
{
executeTask = true;
_task.Start();
}
}
if (_task != null && executeTask)
{
_mre.Wait();
//
// Current Task status is WaitingForChildrenToComplete if Task didn't Cancel/Faulted and Child was created
// without Detached options and current status of the child isn't RanToCompletion or Faulted yet
//
Task.Delay(100).Wait();
if (_createChildTask &&
_childTask != null &&
_testAction != TestAction.CancelTask &&
_testAction != TestAction.CancelTaskAndAcknowledge &&
_testAction != TestAction.FailedTask &&
_childCreationOptions == MyTaskCreationOptions.AttachedToParent &&
_childTask.Status != TaskStatus.RanToCompletion &&
_childTask.Status != TaskStatus.Faulted)
{
//we may have reach this point too soon, let's keep spinning until the status changes.
while (_task.Status == TaskStatus.Running)
{
;
}
//
// If we're still waiting for children our Status should reflect so
//
if (_task.Status != TaskStatus.WaitingForChildrenToComplete)
{
Assert.True(false, string.Format("Expecting currrent Task status to be WaitingForChildren but getting {0}", _task.Status.ToString()));
}
}
_task.Wait();
}
}
catch (AggregateException exp)
{
if ((_testAction == TestAction.CancelTaskAndAcknowledge || _testAction == TestAction.CancelScheduledTask || _testAction == TestAction.CancelCreatedTask) &&
exp.Flatten().InnerException.GetType() == typeof(TaskCanceledException))
{
Debug.WriteLine("TaskCanceledException Exception was thrown as expected");
}
else if ((_testAction == TestAction.FailedTask || _testAction == TestAction.FailedChildTask) && _task.IsFaulted &&
exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", exp.ToString()));
}
}
try
{
//
// Need to wait for Children task if it was created with Default option (Detached by default),
// or current task was either canceled or failed
//
if (_createChildTask &&
(_childCreationOptions == MyTaskCreationOptions.None ||
_testAction == TestAction.CancelTask ||
_testAction == TestAction.CancelTaskAndAcknowledge ||
_testAction == TestAction.FailedTask))
{
_childTask.Wait();
}
}
catch (AggregateException exp)
{
if (((_testAction == TestAction.CancelTask || _testAction == TestAction.CancelTaskAndAcknowledge) &&
_childCreationOptions == MyTaskCreationOptions.RespectParentCancellation) &&
exp.Flatten().InnerException.GetType() == typeof(TaskCanceledException))
{
Debug.WriteLine("TaskCanceledException Exception was thrown as expected");
}
else if (_testAction == TestAction.FailedChildTask && _childTask.IsFaulted &&
exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", exp.ToString()));
}
}
}
//
// Verification
//
if (_finalTaskStatus != null && _finalTaskStatus.Value != _task.Status)
{
Assert.True(false, string.Format("Expecting Task final Status to be {0}, while getting {1}", _finalTaskStatus.Value, _task.Status));
}
if (_finalChildTaskStatus != null && _finalChildTaskStatus.Value != _childTask.Status)
{
Assert.True(false, string.Format("Expecting Child Task final Status to be {0}, while getting {1}", _finalChildTaskStatus.Value, _childTask.Status));
}
if (_finalPromiseStatus != null && _finalPromiseStatus.Value != _promise.Task.Status)
{
Assert.True(false, string.Format("Expecting Promise Status to be {0}, while getting {1}", _finalPromiseStatus.Value, _promise.Task.Status));
}
//
// Extra verifications for Cancel Task
//
if (_task != null && _task.Status == TaskStatus.Canceled && _task.IsCanceled != true)
{
Assert.True(false, string.Format("Task final Status is Canceled, expecting IsCanceled property to be True as well"));
}
if (_childTask != null && _childTask.Status == TaskStatus.Canceled && _childTask.IsCanceled != true)
{
Assert.True(false, string.Format("Child Task final Status is Canceled, expecting IsCanceled property to be True as well"));
}
//
// Extra verification for faulted Promise
//
if (_isPromise && _testAction == TestAction.FailedTask)
{
//
// If promise with Exception, read the exception so we don't
// crash on Finalizer
//
AggregateException exp = _promise.Task.Exception;
if (!_promise.Task.IsFaulted || exp == null)
{
Assert.True(false, string.Format("No Exception found on promise"));
}
else if (exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Exception on promise has mismatched type, expecting StatusTestException, actual: {0}", exp.Flatten().InnerException.GetType()));
}
}
}
internal void RealRun()
{
if (_isPromise)
{
_promise = new TaskCompletionSource<int>();
}
else
{
_task = new Task(TaskRun, _taskCts.Token);
}
if (_testAction != TestAction.None)
{
try
{
bool executeTask = false;
if (_isPromise)
{
switch (_testAction)
{
case TestAction.CompletedTask:
_promise.SetResult(1);
break;
case TestAction.FailedTask:
_promise.SetException(new StatusTestException());
break;
}
}
else
{
if (_testAction == TestAction.CancelScheduledTask)
{
CancelWaitingToRunTaskScheduler scheduler = new CancelWaitingToRunTaskScheduler();
CancellationTokenSource cts = new CancellationTokenSource();
scheduler.Cancellation = cts;
// Replace _task with a task that has a cutoms scheduler
_task = Task.Factory.StartNew(() => { }, cts.Token, TaskCreationOptions.None, scheduler);
try { _task.GetAwaiter().GetResult(); }
catch (Exception ex)
{
if (ex is OperationCanceledException)
Debug.WriteLine("OperationCanceledException Exception was thrown as expected");
else
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", ex.ToString()));
}
}
else if (_testAction == TestAction.CancelCreatedTask)
{
_taskCts.Cancel();
}
else //When the TestAction is CompletedTask and IsPromise is false, the code will reach this point
{
executeTask = true;
_task.Start();
}
}
if (_task != null && executeTask)
{
_mre.Wait();
//
// Current Task status is WaitingForChildrenToComplete if Task didn't Cancel/Faulted and Child was created
// without Detached options and current status of the child isn't RanToCompletion or Faulted yet
//
Task.Delay(1).Wait();
if (_createChildTask &&
_childTask != null &&
_testAction != TestAction.CancelTask &&
_testAction != TestAction.CancelTaskAndAcknowledge &&
_testAction != TestAction.FailedTask &&
_childCreationOptions == MyTaskCreationOptions.AttachedToParent &&
_childTask.Status != TaskStatus.RanToCompletion &&
_childTask.Status != TaskStatus.Faulted)
{
//we may have reach this point too soon, let's keep spinning until the status changes.
while (_task.Status == TaskStatus.Running)
;
//
// If we're still waiting for children our Status should reflect so
//
if (_task.Status != TaskStatus.WaitingForChildrenToComplete)
{
Assert.True(false, string.Format("Expecting currrent Task status to be WaitingForChildren but getting {0}", _task.Status.ToString()));
}
}
_task.Wait();
}
}
catch (AggregateException exp)
{
if ((_testAction == TestAction.CancelTaskAndAcknowledge || _testAction == TestAction.CancelScheduledTask || _testAction == TestAction.CancelCreatedTask) &&
exp.Flatten().InnerException.GetType() == typeof(TaskCanceledException))
{
Debug.WriteLine("TaskCanceledException Exception was thrown as expected");
}
else if ((_testAction == TestAction.FailedTask || _testAction == TestAction.FailedChildTask) && _task.IsFaulted &&
exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", exp.ToString()));
}
}
try
{
//
// Need to wait for Children task if it was created with Default option (Detached by default),
// or current task was either canceled or failed
//
if (_createChildTask &&
(_childCreationOptions == MyTaskCreationOptions.None ||
_testAction == TestAction.CancelTask ||
_testAction == TestAction.CancelTaskAndAcknowledge ||
_testAction == TestAction.FailedTask))
{
_childTask.Wait();
}
}
catch (AggregateException exp)
{
if (((_testAction == TestAction.CancelTask || _testAction == TestAction.CancelTaskAndAcknowledge) &&
_childCreationOptions == MyTaskCreationOptions.RespectParentCancellation) &&
exp.Flatten().InnerException.GetType() == typeof(TaskCanceledException))
{
Debug.WriteLine("TaskCanceledException Exception was thrown as expected");
}
else if (_testAction == TestAction.FailedChildTask && _childTask.IsFaulted &&
exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Unexpected exception was thrown: \n{0}", exp.ToString()));
}
}
}
//
// Verification
//
if (_finalTaskStatus != null && _finalTaskStatus.Value != _task.Status)
{
Assert.True(false, string.Format("Expecting Task final Status to be {0}, while getting {1}", _finalTaskStatus.Value, _task.Status));
}
if (_finalChildTaskStatus != null && _finalChildTaskStatus.Value != _childTask.Status)
{
Assert.True(false, string.Format("Expecting Child Task final Status to be {0}, while getting {1}", _finalChildTaskStatus.Value, _childTask.Status));
}
if (_finalPromiseStatus != null && _finalPromiseStatus.Value != _promise.Task.Status)
{
Assert.True(false, string.Format("Expecting Promise Status to be {0}, while getting {1}", _finalPromiseStatus.Value, _promise.Task.Status));
}
//
// Extra verifications for Cancel Task
//
if (_task != null && _task.Status == TaskStatus.Canceled && _task.IsCanceled != true)
{
Assert.True(false, string.Format("Task final Status is Canceled, expecting IsCanceled property to be True as well"));
}
if (_childTask != null && _childTask.Status == TaskStatus.Canceled && _childTask.IsCanceled != true)
{
Assert.True(false, string.Format("Child Task final Status is Canceled, expecting IsCanceled property to be True as well"));
}
//
// Extra verification for faulted Promise
//
if (_isPromise && _testAction == TestAction.FailedTask)
{
//
// If promise with Exception, read the exception so we don't
// crash on Finalizer
//
AggregateException exp = _promise.Task.Exception;
if (!_promise.Task.IsFaulted || exp == null)
{
Assert.True(false, string.Format("No Exception found on promise"));
}
else if (exp.Flatten().InnerException.GetType() == typeof(StatusTestException))
{
Debug.WriteLine("StatusTestException Exception was thrown as expected");
}
else
{
Assert.True(false, string.Format("Exception on promise has mismatched type, expecting StatusTestException, actual: {0}", exp.Flatten().InnerException.GetType()));
}
}
}
