public void Acquire_completes_sync_then_release_succeeds()
{
ExclusiveLock l = new ExclusiveLock();
ExclusiveLock.Token token = AssertTaskCompleted(l.AcquireAsync());
l.Release(token);
}
public void Release_same_token_twice_throws_InvalidOperation()
{
ExclusiveLock l = new ExclusiveLock();
ExclusiveLock.Token token = AssertTaskCompleted(l.AcquireAsync());
l.Release(token);
Assert.Throws <InvalidOperationException>(() => l.Release(token));
}
public void First_acquire_completes_sync_next_acquire_is_pending_until_first_release()
{
ExclusiveLock l = new ExclusiveLock();
ExclusiveLock.Token token = AssertTaskCompleted(l.AcquireAsync());
Task <ExclusiveLock.Token> nextAcquireTask = AssertTaskPending(l.AcquireAsync());
l.Release(token);
AssertTaskCompleted(nextAcquireTask);
}
public void Acquire_and_release_three_times_in_a_row_completes_sync_each_time()
{
ExclusiveLock l = new ExclusiveLock();
ExclusiveLock.Token token1 = AssertTaskCompleted(l.AcquireAsync());
l.Release(token1);
ExclusiveLock.Token token2 = AssertTaskCompleted(l.AcquireAsync());
l.Release(token2);
ExclusiveLock.Token token3 = AssertTaskCompleted(l.AcquireAsync());
l.Release(token3);
}
public void Three_acquires_first_completes_sync_next_acquires_are_pending_until_previous_owners_release()
{
ExclusiveLock l = new ExclusiveLock();
ExclusiveLock.Token token1 = AssertTaskCompleted(l.AcquireAsync());
Task <ExclusiveLock.Token> acquireTask1 = AssertTaskPending(l.AcquireAsync());
Task <ExclusiveLock.Token> acquireTask2 = AssertTaskPending(l.AcquireAsync());
l.Release(token1);
ExclusiveLock.Token token2 = AssertTaskCompleted(acquireTask1);
l.Release(token2);
AssertTaskCompleted(acquireTask2);
}