public void EmptyTokenBucketCapacity()
{
var mockedTokenBucket = new MockedTokenBucket();
mockedTokenBucket.EmptyCapacity();
TokenBucket = mockedTokenBucket;
}
public void VerifyUpdateClientSendingRate()
{
var measuredTxRate = new double[]
{
0.000000, 0.000000, 4.800000, 4.800000, 4.160000,
4.160000, 4.160000, 5.632000, 5.632000, 4.326400,
4.326400, 4.326400, 5.665280, 5.665280, 4.333056,
4.333056, 4.333056
};
var newTokenBucketRate = new double[]
{
0.500000, 0.500000, 0.500000, 0.500000, 0.500000,
0.691200, 1.097600, 1.638400, 2.332800, 3.028480,
3.486639, 3.821874, 4.053386, 4.200373, 4.282037,
2.997426, 3.452226
};
var tokenBucket = new MockedTokenBucket(minRate: 0.5, minCapacity: 1.0, beta: 0.7, scaleConstant: 0.4, smooth: 0.8);
for (var request = 1; request <= 17; request++)
{
tokenBucket.CurrentTimestamp = request * 0.2;
tokenBucket.UpdateClientSendingRate(request == 10 || request == 16);
Assert.AreEqual(measuredTxRate[request - 1], tokenBucket.LastMeasuredTxRate, .000001);
Assert.AreEqual(newTokenBucketRate[request - 1], tokenBucket.LastNewTokenBucketRate, .000001);
}
}
public void VerifyCUBICCalculations()
{
var expectedRates = new double[] { 7.0, 9.64893600966, 10.000030849917364,
10.453284520772092, 13.408697022224185, 21.266268354273642, 36.425998516920465 };
var baseTimestamp = 5;
var tokenBucket = new MockedTokenBucket(minRate: 0.5, minCapacity: 1.0, beta: 0.7, scaleConstant: 0.4, smooth: 0.8);
tokenBucket.SetupTest(lastMaxRate: 10, lastThrottleTime: 5);
for (var timestamp = baseTimestamp; timestamp <= 11; timestamp++)
{
tokenBucket.CurrentTimestamp = timestamp;
tokenBucket.DoTestCalculation(false);
Assert.AreEqual(expectedRates[timestamp - baseTimestamp], tokenBucket.LastCalculatedRate, .00000000001);
}
}
public void VerifyCUBICCalculationsWithThrottling()
{
var expectedRates = new double[] { 7.0, 9.64893600966, 6.754255206761999,
4.727978644733399, 6.606547753887045, 6.763279816944947, 7.598174833907107,
11.511232804773524 };
var tokenBucket = new MockedTokenBucket(minRate: 0.5, minCapacity: 1.0, beta: 0.7, scaleConstant: 0.4, smooth: 0.8);
tokenBucket.SetupTest(lastMaxRate: 10, lastThrottleTime: 5);
var baseTimestamp = 5;
for (var timestamp = baseTimestamp; timestamp <= 12; timestamp++)
{
tokenBucket.CurrentTimestamp = timestamp;
tokenBucket.DoTestCalculation(timestamp == 7 || timestamp == 8);
Assert.AreEqual(expectedRates[timestamp - baseTimestamp], tokenBucket.LastCalculatedRate, .00000000001);
}
}
