public void CancelAll_ShouldStopAllTasks()
{
// Arrange
var watch = System.Diagnostics.Stopwatch.StartNew();
var task = new TaskWorker(this);
var workDone = false;
task.QueueWorkerWithDelay(this.workerQueue, null, (x, e) =>
{
// some custom do work logic.
workDone = true;
throw new Exception("Thread not cancelled. Expected to never reach here.");
}, (x, e) => {
}, (e) => { }, (x, e) => {
}, 5000);
// Act
task.CancelAll(workerQueue);
watch.Stop();
// Assert
Assert.InRange(watch.ElapsedMilliseconds, 0, 500); //should be more than enough
if (workDone)
{
throw new Exception("Task not cancelled on time.");
}
}
public void AllTasks_ShouldNotDoWork()
{
// Arrange
var watch = System.Diagnostics.Stopwatch.StartNew();
var task = new TaskWorker(this);
var manualResetEvent = new ManualResetEvent(false);
var workDone1 = false;
var workDone2 = false;
var workDone3 = false;
var workDone4 = false;
var workDone5 = false;
var workDone6 = false;
var completed1 = false;
var completed2 = false;
var completed3 = false;
var completed4 = false;
var completed5 = false;
var completed6 = false;
// Act
task.QueueWorkerWithDelay(this.workerQueue, null, (x, e) => {
System.Threading.Thread.Sleep(100); // used to ensure the below code is executed
workDone1 = true;
}, (x, e) => {
completed1 = true;
manualResetEvent.Set();
}, (e) => { }, (x, e) => { }, 5000);
task.QueueWorker(this.workerQueue, null, (x, e) => { workDone2 = true; }, (x, e) => { completed2 = true; }, (e) => { }, (x, e) => { });
task.QueueWorker(this.workerQueue, null, (x, e) => { workDone3 = true; }, (x, e) => { completed3 = true; }, (e) => { }, (x, e) => { });
task.QueueWorker(this.workerQueue, null, (x, e) => { workDone4 = true; }, (x, e) => { completed4 = true; }, (e) => { }, (x, e) => { });
task.QueueWorkerWithDelay(this.workerQueue, null, (x, e) => { workDone5 = true; }, (x, e) => { completed5 = true; }, (e) => { }, (x, e) => { }, 4000);
task.QueueWorker(this.workerQueue, null, (x, e) => { workDone6 = true; }, (x, e) => { completed6 = true; }, (e) => { }, (x, e) => { });
task.CancelAll(workerQueue);
watch.Stop();
manualResetEvent.WaitOne(1000);
// Assert
Assert.InRange(watch.ElapsedMilliseconds, 0, 500); //should be more than enough
if (workDone1)
{
throw new Exception("Task 1 has done work.");
}
if (workDone2)
{
throw new Exception("Task 2 has done work.");
}
if (workDone3)
{
throw new Exception("Task 3 has done work.");
}
if (workDone4)
{
throw new Exception("Task 4 has done work.");
}
if (workDone5)
{
throw new Exception("Task 5 has done work.");
}
if (workDone6)
{
throw new Exception("Task 6 has done work.");
}
if (!completed1)
{
throw new Exception("Task 1 should be completed.");
}
//if (!completed2) throw new Exception("Task 2 should be completed.");
//if (!completed3) throw new Exception("Task 3 should be completed.");
//if (!completed4) throw new Exception("Task 4 should be completed.");
//if (!completed5) throw new Exception("Task 5 should be completed.");
//if (!completed6) throw new Exception("Task 6 should be completed.");
}