public void Create_SlidingWindow()
{
var options = new SlidingWindowRateLimiterOptions(1, QueueProcessingOrder.OldestFirst, 10, TimeSpan.FromSeconds(33), 3, true);
var partition = RateLimitPartition.CreateSlidingWindowLimiter(1, key => options);
var limiter = partition.Factory(1);
var slidingWindowLimiter = Assert.IsType <SlidingWindowRateLimiter>(limiter);
Assert.Equal(options.PermitLimit, slidingWindowLimiter.GetAvailablePermits());
Assert.Equal(TimeSpan.FromSeconds(11), slidingWindowLimiter.ReplenishmentPeriod);
Assert.False(slidingWindowLimiter.IsAutoReplenishing);
}