public void TaskAllSequentialMethodCombinesTasksSequentially()
{
const int taskCount = 10;
const int taskTime = 50; //ms
const float tolerance = 50; //ms
int tasksExecuted = 0;
int accessCounter = 0;
Func <UnityTask>[] tasks = new Func <UnityTask> [taskCount];
List <Thread> threads = new List <Thread>(taskCount);
for (int i = 0; i < taskCount; i++)
{
int i_ = i; // Copy i for lambdas
UnityTask task = new UnityTask();
Thread thread = new Thread((object count) =>
{
try
{
int count_ = (int)count;
Assert.AreEqual(accessCounter, 0, "Two tasks are executing simulaniously");
accessCounter++;
Assert.AreEqual(tasksExecuted, count_, "Tasks executed should be equal to the current index");
Thread.Sleep(taskTime);
Assert.AreEqual(tasksExecuted, count_, "Tasks executed should be equal to the current index");
tasksExecuted++;
accessCounter--;
task.Resolve();
}
catch (Exception e)
{
task.Reject(e);
}
});
tasks[i_] = () => { thread.Start(i_); return(task); };
threads.Add(thread);
}
DateTime startTime = DateTime.Now;
object result = UnityTask.AllSequential(tasks).Result; // Result blocks until finished
TimeSpan totalTime = DateTime.Now - startTime;
Assert.AreEqual((float)taskTime * taskCount, totalTime.TotalMilliseconds, tolerance);
}
