public void Clears_All_Buckets()
{
var rollingNumber = new HystrixRollingNumber(10000, 10);
rollingNumber.Increment(HystrixRollingNumberEvent.Success);
long rollingSumBeforeReset = rollingNumber.GetRollingSum(HystrixRollingNumberEvent.Success);
Assert.Equal(1L, rollingSumBeforeReset);
// Act
rollingNumber.Reset();
long rollingSumAfterReset = rollingNumber.GetRollingSum(HystrixRollingNumberEvent.Success);
Assert.Equal(0L, rollingSumAfterReset);
}
public void RollingNumber_CumulativeCounterAfterRollingAndReset2()
{
MockedTime time = new MockedTime();
HystrixRollingNumberEvent type = HystrixRollingNumberEvent.Success;
HystrixRollingNumber counter = new HystrixRollingNumber(time, 20, 2);
Assert.AreEqual(0, counter.GetCumulativeSum(type));
counter.Increment(type);
counter.Increment(type);
counter.Increment(type);
// iterate over 20 buckets on a queue sized for 2
for (int i = 0; i < 20; i++)
{
try
{
time.Increment(counter.BucketSizeInMilliseconds);
}
catch (Exception)
{
// ignore
}
if (i == 5 || i == 15)
{
// simulate a reset occurring every once in a while
// so we ensure the absolute sum is handling it okay
counter.Reset();
}
}
// no increments during the loop, just some before and after
counter.Increment(type);
counter.Increment(type);
// cumulative count should be 5 regardless of buckets rolling
Assert.AreEqual(5, counter.GetCumulativeSum(type));
}
public void RollingNumber_CumulativeCounterAfterRollingAndReset()
{
MockedTime time = new MockedTime();
HystrixRollingNumberEvent type = HystrixRollingNumberEvent.Success;
HystrixRollingNumber counter = new HystrixRollingNumber(time, 20, 2);
Assert.AreEqual(0, counter.GetCumulativeSum(type));
// iterate over 20 buckets on a queue sized for 2
for (int i = 0; i < 20; i++)
{
// first bucket
counter.Increment(type);
try
{
time.Increment(counter.BucketSizeInMilliseconds);
}
catch (Exception)
{
// ignore
}
Assert.AreEqual(2, counter.GetValues(type).Length);
counter.GetValueOfLatestBucket(type);
if (i == 5 || i == 15)
{
// simulate a reset occurring every once in a while
// so we ensure the absolute sum is handling it okay
counter.Reset();
}
}
// cumulative count should be 20 (for the number of loops above) regardless of buckets rolling
Assert.AreEqual(20, counter.GetCumulativeSum(type));
}
