public void ThrottleMode_must_in_tokenbucket_mode_allow_consuming_tokens_up_to_capacity()
{
var bucket = new TokenBucket(100, 100, 0L, 100);
var bucket1 = bucket.TryConsumeTokens(0L, 10);
bucket1.Item1.ShouldBe(new TokenBucket(100, 100, 0L, 90));
bucket1.Item2.ShouldBeTrue();
var bucket2 = bucket1.Item1.TryConsumeTokens(0L, 40);
bucket2.Item1.ShouldBe(new TokenBucket(100, 100, 0L, 50));
bucket2.Item2.ShouldBeTrue();
var bucket3 = bucket2.Item1.TryConsumeTokens(0L, 50);
bucket3.Item1.ShouldBe(new TokenBucket(100, 100, 0L, 0));
bucket3.Item2.ShouldBeTrue();
var bucket4 = bucket3.Item1.TryConsumeTokens(0L, 1);
bucket4.Item1.ShouldBe(new TokenBucket(100, 100, 0L, 0));
bucket4.Item2.ShouldBeFalse();
}