Package com.proofpoint.testing

Examples of com.proofpoint.testing.TestingTicker

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    @Test
    public void testRescaleWithDecayKeepsCompactTree()
            throws Exception
    {
        TestingTicker ticker = new TestingTicker();
        int targetAgeInSeconds = (int) (QuantileDigest.RESCALE_THRESHOLD_SECONDS);

        QuantileDigest digest = new QuantileDigest(0.01,
                ExponentialDecay.computeAlpha(QuantileDigest.ZERO_WEIGHT_THRESHOLD / 2, targetAgeInSeconds),
                ticker, true);

        for (int i = 0; i < 10; ++i) {
            digest.add(i);
            digest.validate();

            // bump the clock to make all previous values decay to ~0
            ticker.increment(targetAgeInSeconds, TimeUnit.SECONDS);
        }

        assertEquals(digest.getTotalNodeCount(), 1);
    }
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            throws Exception
    {
        Duration warmupTime = new Duration(3, TimeUnit.SECONDS);
        Duration benchmarkTime = new Duration(5, TimeUnit.SECONDS);

        final QuantileDigest digest = new QuantileDigest(0.01, 0, new TestingTicker(), true);
        final Random random = new Random();

        Benchmark.Results results = Benchmark.run(new Runnable() {
            public void run()
            {
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    @BeforeMethod
    public void setup()
    {
        bucketIdProvider = new TestingBucketIdProvider();
        ticker = new TestingTicker();
    }
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public class TestDecayCounter
{
    @Test
    public void testCountDecays()
    {
        TestingTicker ticker = new TestingTicker();

        DecayCounter counter = new DecayCounter(ExponentialDecay.oneMinute(), ticker);
        counter.add(1);
        ticker.increment(1, TimeUnit.MINUTES);

        assertTrue(Math.abs(counter.getCount() - 1 / Math.E) < 1e-9);
    }
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    }

    @Test
    public void testAddAfterRescale()
    {
        TestingTicker ticker = new TestingTicker();

        DecayCounter counter = new DecayCounter(ExponentialDecay.oneMinute(), ticker);
        counter.add(1);
        ticker.increment(1, TimeUnit.MINUTES);
        counter.add(2);

        double expected = 2 + 1 / Math.E;
        assertTrue(Math.abs(counter.getCount() - expected) < 1e-9);
    }
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Related Classes of com.proofpoint.testing.TestingTicker

  • com.proofpoint.http.client.balancing.TestHttpServiceBalancerImpl
  • com.proofpoint.reporting.TestMinuteBucketIdProvider
  • com.proofpoint.stats.BenchmarkQuantileDigest
  • com.proofpoint.stats.TestDecayCounter
  • com.proofpoint.stats.TestQuantileDigest
  • com.proofpoint.stats.TestSparseTimeStat
  • com.proofpoint.stats.TestTimeStat
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