public async Task WaitsIfNoSpaceAvailible()
{
using var s = new SemaphoreWrapper(1);
await s.EnterQueue().OrTimeout();
var waitingTask = s.EnterQueue();
Assert.False(waitingTask.IsCompleted);
s.LeaveQueue();
await waitingTask.OrTimeout();
}
public async Task TracksQueueLength()
{
using var s = new SemaphoreWrapper(1);
Assert.Equal(1, s.Count);
await s.EnterQueue().OrTimeout();
Assert.Equal(0, s.Count);
s.LeaveQueue();
Assert.Equal(1, s.Count);
}