public void Test_GetScheduledTasks()
{
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
PrivateObject privateScheduler = new PrivateObject(scheduler, new PrivateType(typeof(MultiThreadedTaskScheduler)));
object tasks = privateScheduler.Invoke("GetScheduledTasks", TestUtils.PrivateInstanceFlags);
Validate.Value.IsNotNull(tasks, "Could not get scheduled tasks.");
}
public void Test_InlineNullTask()
{
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
PrivateObject privateScheduler = new PrivateObject(scheduler, new PrivateType(typeof(MultiThreadedTaskScheduler)));
TestUtils.TestForError <ArgumentNullException>(
() => privateScheduler.Invoke("TryExecuteTaskInline", TestUtils.PrivateInstanceFlags, (Task)null, false),
"Should not be able to inline execute null tasks.");
}
public void Test_QueueTask()
{
bool taskRan = false;
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
PrivateObject privateScheduler = new PrivateObject(scheduler, new PrivateType(typeof(MultiThreadedTaskScheduler)));
privateScheduler.Invoke("QueueTask", TestUtils.PrivateInstanceFlags, new Task(() => taskRan = true));
SpinWait.SpinUntil(() => taskRan && scheduler.NumThreadsRunning == 0, TimeSpan.FromSeconds(3));
}
public void Test_InlineWrongThread()
{
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
PrivateObject privateScheduler = new PrivateObject(scheduler, new PrivateType(typeof(MultiThreadedTaskScheduler)));
bool executedTask = (bool)privateScheduler.Invoke(
"TryExecuteTaskInline",
TestUtils.PrivateInstanceFlags,
new Task(MultiThreadedTaskSchedulerTest.TestTask),
false);
Validate.Value.IsFalse(executedTask, "Should not be able to inline execute tasks from non running thread.");
}
public void Test_TwoTooManyTasks()
{
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
TaskFactory factory = new TaskFactory(scheduler);
for (int i = 0; i < MultiThreadedTaskSchedulerTest.DefaultNumThreads + 2; i++)
{
factory.StartNew(MultiThreadedTaskSchedulerTest.TestTask);
}
Validate.Value.AreEqual(scheduler.NumThreadsRunning, MultiThreadedTaskSchedulerTest.DefaultNumThreads, "Incorrent number of threads running");
}
public void Test_InlinePreviouslyQueued()
{
MultiThreadedTaskScheduler scheduler = new MultiThreadedTaskScheduler(MultiThreadedTaskSchedulerTest.DefaultNumThreads);
PrivateObject privateScheduler = new PrivateObject(scheduler, new PrivateType(typeof(MultiThreadedTaskScheduler)));
privateScheduler.SetField("currentThreadIsProcessingItems", TestUtils.PrivateStaticFlags, true);
bool executedTask = (bool)privateScheduler.Invoke(
"TryExecuteTaskInline",
TestUtils.PrivateInstanceFlags,
new Task(MultiThreadedTaskSchedulerTest.TestTask),
true);
Validate.Value.IsFalse(executedTask, "Should not be able to inline execute previously scheduled tasks.");
}
