public async Task TestRunWithTaskScheduler1() // Aligned with the coroutine test TestExecuteRepeated1
{
QueuedTaskScheduler scheduler = new QueuedTaskScheduler(TaskScheduler.Default, maxConcurrencyLevel: 1);
var cancel = new CancellationTokenSource();
// Create both tasks at the same time:
Task t1 = TaskV2.Run(SomeAsyncTask1, cancel, scheduler);
Task <string> t2 = TaskV2.Run(SomeAsyncTask2, cancel, scheduler);
Assert.Equal(1, scheduler.GetRemainingScheduledTaskCount()); // 1 task started and 1 waiting
Assert.Equal("Some string result", await t2);
Assert.Equal(0, scheduler.GetRemainingScheduledTaskCount());
// Since the scheduler allows only one task at a time, if t2 is done, t1 also must be completed:
Assert.True(t1.IsCompleted);
}
public async Task TestRunWithTaskScheduler2() // Aligned with the coroutine test TestExecuteRepeated1
{
var maxConcurrencyLevel = 2;
QueuedTaskScheduler scheduler = new QueuedTaskScheduler(TaskScheduler.Default, maxConcurrencyLevel);
var cancel = new CancellationTokenSource();
// Create both tasks at the same time:
Task t1 = TaskV2.Run(SomeAsyncTask1, cancel, scheduler);
Task <string> t2 = TaskV2.Run(SomeAsyncTask2, cancel, scheduler);
var t3 = TaskV2.Run(SomeAsyncTask1, cancel, scheduler); // Add a 3rd task (will not be started)
Assert.True(scheduler.GetRemainingScheduledTaskCount() >= 1);
Assert.Equal("Some string result", await t2);
// Check that now also task t3 was started:
Assert.Equal(0, scheduler.GetRemainingScheduledTaskCount());
// Since the scheduler allows 2 tasks at a time, t1 will not be complete when t2 is done:
Assert.False(t1.IsCompleted);
await t1;
}
