public async Task WhenIncrementsAreBelowTripLevel_ThenDoesNotStallOnCheck()
        {
            var cts = new CancellationTokenSource();

            Parallel.For(0, 15, i => _circuitBreaker.Increment());

            Task checkTask;
            await Task.WhenAny(
                checkTask = _circuitBreaker.CheckBreak(cts.Token),
                Task.Delay(timeoutInterval));

            Assert.True(checkTask.Status == TaskStatus.RanToCompletion);

            cts.Cancel();
            await checkTask;
        }