public void fires_complete_event_when_work_is_cancelled()
{
bool wasFired = false;
var handle = new ManualResetEvent(false);
BackgroundTask task = null;
task = new BackgroundTask(
() => {
task.Cancel();
return(null);
});
task.Completed +=
(s, e) =>
{
wasFired = true;
s.ShouldBe(task);
Action resultAction = () =>
{
var result = e.Result;
};
resultAction.ShouldThrow <Exception>();
e.Error.ShouldBeNull();
e.Cancelled.ShouldBeTrue();
handle.Set();
};
task.Start(null);
handle.WaitOne(1000);
wasFired.ShouldBeTrue();
}
public void when_cancelled_before_start_will_not_execute_the_delegate()
{
bool wasExecuted = false;
var task = new BackgroundTask(() => wasExecuted = true);
task.Cancel();
task.Start(null);
wasExecuted.ShouldBeFalse();
}
public void when_cancelled_during_execution_will_update_context()
{
BackgroundTask task = null;
task = new BackgroundTask(
() => {
task.Cancel();
BackgroundTask.CurrentContext.CancellationPending.ShouldBeTrue();
task.CancellationPending.ShouldBeTrue();
return(null);
});
task.Start(null);
}
public void when_cancelled_before_start_will_not_execute_the_delegate()
{
bool wasExecuted = false;
var task = new BackgroundTask(() => wasExecuted = true);
task.Cancel();
task.Start(null);
Assert.That(wasExecuted, Is.False);
}
