public void TestAbortOneRunningTask()
{
DummyTaskParameters params1 = new DummyTaskParameters();
params1.IsBackgroundTask = true;
params1.Name = "TestRunOneTask";
params1.RunInParallel = false;
params1.UseSeparateThread = true;
params1.WaitForAbort = true;
DummyTask task1 = new DummyTask(params1);
// Create a task manager for the context.
TaskManager taskManager = new TaskManager("Test");
taskManager.Enqueue(task1);
// Give it a second to start running the task then abort.
Thread.Sleep(1000);
taskManager.AbortCurrentTask(true);
taskManager.WaitForTaskCompletion(task1, s_TaskTimeout);
Assert.AreEqual(1, task1.ExecutionCount);
Assert.AreNotEqual(null, task1.LastException);
Assert.AreEqual(true, task1.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, task1.CurrentTaskState.Aborted);
Assert.AreEqual(true, task1.CurrentTaskState.ExternalAbortRequested);
taskManager.Dispose();
}
public void TestTaskNotStarted()
{
DummyTaskParameters testParams = new DummyTaskParameters();
testParams.Name = "DummyTask";
testParams.RunInParallel = true;
testParams.IsBackgroundTask = true;
testParams.UseSeparateThread = true;
DummyTask testTask = new DummyTask(testParams);
// Check the initialisation data has been stored ok.
Assert.AreEqual(testParams.Name, testTask.Name);
Assert.AreEqual(testParams.RunInParallel, testTask.InitializationData.RunInParallel);
Assert.AreEqual(testParams.IsBackgroundTask, testTask.InitializationData.IsBackgroundTask);
Assert.AreEqual(testParams.UseSeparateThread, testTask.InitializationData.UseSeparateThread);
// Check the task state.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskStarted);
// Check other properties initial state.
Assert.AreEqual(null, testTask.LastException);
}
public void TestTaskCompleteWithException()
{
// Force the task to return an exception.
DummyTaskParameters testParams = new DummyTaskParameters();
testParams.Name = "DummyTask";
testParams.RunInParallel = true;
testParams.IsBackgroundTask = true;
testParams.UseSeparateThread = true;
testParams.SetLastException = true;
testParams.LastExceptionToSet = new ArgumentException("hello");
DummyTask testTask = new DummyTask(testParams);
// Check the initialisation data has been stored ok.
Assert.AreEqual(testParams.Name, testTask.Name);
Assert.AreEqual(testParams.RunInParallel, testTask.InitializationData.RunInParallel);
Assert.AreEqual(testParams.IsBackgroundTask, testTask.InitializationData.IsBackgroundTask);
Assert.AreEqual(testParams.UseSeparateThread, testTask.InitializationData.UseSeparateThread);
// Check the task state.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskStarted);
// Check other properties initial state.
Assert.AreEqual(null, testTask.LastException);
testTask.Run();
testTask.TaskStartedNotificationEvent.Set();
testTask.Join(60000); // Shouldn't take more than 60 seconds to complete.
Assert.AreEqual(testParams.LastExceptionToSet, testTask.LastException);
Assert.AreEqual(true, testTask.EntryPointExecuted);
// Check the task state.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskStarted);
}
public void TestRunTwoConcurrentTasks()
{
DummyTaskParameters params1 = new DummyTaskParameters();
params1.IsBackgroundTask = true;
params1.Name = "DummyTask1";
params1.RunInParallel = true;
params1.UseSeparateThread = true;
params1.WaitForAbort = true;
DummyTask task1 = new DummyTask(params1);
DummyTaskParameters params2 = new DummyTaskParameters();
params2.IsBackgroundTask = true;
params2.Name = "DummyTask2";
params2.RunInParallel = true;
params2.UseSeparateThread = true;
params2.TimeToWait = 1000; // Wait one second.
DummyTask task2 = new DummyTask(params2);
// Create a task manager for the context.
TaskManager taskManager = new TaskManager("Test");
taskManager.RunConcurrentTask(task1);
taskManager.RunConcurrentTask(task2);
taskManager.WaitForTaskCompletion(task2, s_TaskTimeout);
// Task 2 should complete first - then abort task1.
Assert.AreEqual(1, task2.ExecutionCount);
Assert.AreEqual(1, task1.ExecutionCount);
Assert.AreEqual(null, task2.LastException);
Assert.AreEqual(true, task2.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, task1.CurrentTaskState.TaskCompleted);
taskManager.AbortAllConcurrentTasks();
taskManager.WaitForTaskCompletion(task1, s_TaskTimeout);
Assert.AreEqual(null, task2.LastException);
Assert.AreNotEqual(null, task1.LastException);
Assert.AreEqual(true, task1.CurrentTaskState.TaskCompleted);
taskManager.Dispose();
}
public void TestRunOneTask()
{
DummyTaskParameters params1 = new DummyTaskParameters();
params1.IsBackgroundTask = true;
params1.Name = "TestRunOneTask";
params1.RunInParallel = false;
params1.UseSeparateThread = true;
DummyTask task1 = new DummyTask(params1);
// Create a task manager for the context.
TaskManager taskManager = new TaskManager("Test");
taskManager.Enqueue(task1);
taskManager.WaitForTaskCompletion(task1, s_TaskTimeout);
Assert.AreEqual(1, task1.ExecutionCount);
Assert.AreEqual(null, task1.LastException);
taskManager.Dispose();
}
public void TestRunSameTaskManyTimes()
{
int numTasks = 1000;
TaskManager taskManager = new TaskManager("Test");
DummyTaskParameters params1 = new DummyTaskParameters();
params1.IsBackgroundTask = false;
params1.Name = "TestRunOneTask1";
params1.RunInParallel = false;
params1.UseSeparateThread = true;
DummyTask [] dummyTasks = new DummyTask [numTasks];
// Queue all the tasks.
for (int i = 0; i < numTasks; i++)
{
dummyTasks[i] = new DummyTask(params1);
taskManager.Enqueue(dummyTasks[i]);
}
// Wait for the last one to complete.
taskManager.WaitForTaskCompletion(dummyTasks[numTasks - 1], s_TaskTimeout * numTasks);
// Check all the tasks completed ok.
for (int i = 0; i < numTasks; i++)
{
Assert.AreEqual(1, dummyTasks[i].ExecutionCount);
Assert.AreEqual(null, dummyTasks[i].LastException);
Assert.AreEqual(true, dummyTasks[i].CurrentTaskState.TaskCompleted);
}
taskManager.Dispose();
}
public void TestTaskSuspendAbort()
{
DummyTaskParameters testParams = new DummyTaskParameters();
testParams.Name = "DummyTask";
testParams.RunInParallel = true;
testParams.IsBackgroundTask = true;
testParams.UseSeparateThread = true;
// Force the task to return an exception.
testParams.WaitForSuspend = true;
DummyTask testTask = new DummyTask(testParams);
// Check the initialisation data has been stored ok.
Assert.AreEqual(testParams.Name, testTask.Name);
Assert.AreEqual(testParams.RunInParallel, testTask.InitializationData.RunInParallel);
Assert.AreEqual(testParams.IsBackgroundTask, testTask.InitializationData.IsBackgroundTask);
Assert.AreEqual(testParams.UseSeparateThread, testTask.InitializationData.UseSeparateThread);
// Check the task state.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskStarted);
// Check other properties initial state.
Assert.AreEqual(null, testTask.LastException);
// Also set the state of the task to suspended before it starts so that it
// is guaranteed to see SuspendRequested when calling CheckSuspend.
testTask.Suspend();
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(true, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskStarted);
// Run the task - the task will suspend and hang waiting for a resume.
testTask.Run();
testTask.TaskStartedNotificationEvent.Set();
// Wait for the task to suspend (or until we time out).
int totalTimeWaited = 0;
int timeoutValue = 100;
int maxTimeToWait = 10000;
while (!testTask.CurrentTaskState.Suspended)
{
Thread.Sleep(timeoutValue);
totalTimeWaited += timeoutValue;
if (totalTimeWaited > maxTimeToWait)
{
Assert.AreEqual(true, totalTimeWaited < maxTimeToWait);
}
}
// Should be suspended.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(true, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskStarted);
testTask.StopExternal();
testTask.Join(60000); // Shouldn't take more than 60 seconds to complete.
Assert.AreNotEqual(null, testTask.LastException);
// Check the task state.
Assert.AreEqual(true, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(true, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(true, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskStarted);
}
public void TestTaskInternalAbort()
{
DummyTaskParameters testParams = new DummyTaskParameters();
testParams.Name = "DummyTask";
testParams.RunInParallel = true;
testParams.IsBackgroundTask = true;
testParams.UseSeparateThread = true;
testParams.WaitForAbort = true;
DummyTask testTask = new DummyTask(testParams);
// Check the initialisation data has been stored ok.
Assert.AreEqual(testParams.Name, testTask.Name);
Assert.AreEqual(testParams.RunInParallel, testTask.InitializationData.RunInParallel);
Assert.AreEqual(testParams.IsBackgroundTask, testTask.InitializationData.IsBackgroundTask);
Assert.AreEqual(testParams.UseSeparateThread, testTask.InitializationData.UseSeparateThread);
// Check the task state.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskStarted);
// Check other properties initial state.
Assert.AreEqual(null, testTask.LastException);
// Force the task to return an exception.
testTask.Run();
testTask.TaskStartedNotificationEvent.Set();
// Wait for a second and then Abort the task.
Thread.Sleep(1000);
// Shouldn't be stopped yet.
Assert.AreEqual(false, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(false, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskStarted);
testTask.ForceCallToStopInternal();
testTask.Join(60000); // Shouldn't take more than 60 seconds to complete.
Assert.AreNotEqual(null, testTask.LastException);
// Check the task state.
Assert.AreEqual(true, testTask.CurrentTaskState.Aborted);
Assert.AreEqual(true, testTask.CurrentTaskState.AbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.ExternalAbortRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.InternalAbortRequested);
Assert.AreEqual(false, testTask.CurrentTaskState.Suspended);
Assert.AreEqual(false, testTask.CurrentTaskState.SuspendRequested);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskCompleted);
Assert.AreEqual(true, testTask.CurrentTaskState.TaskStarted);
}