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Add the EventMetric metric type
------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=132345599
This commit is contained in:
shikhman
Ben McIlwain
parent
6641f105b7
commit
2ba9b01a13
4 changed files with 559 additions and 1 deletions
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@ -0,0 +1,317 @@
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// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.monitoring.metrics;
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import static com.google.common.truth.Truth.assertThat;
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import com.google.common.collect.ImmutableList;
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import com.google.common.collect.ImmutableRangeMap;
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import com.google.common.collect.ImmutableSet;
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import com.google.common.collect.Range;
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import org.joda.time.Instant;
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import org.junit.Before;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.rules.ExpectedException;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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/** Unit tests for {@link EventMetric}. */
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@RunWith(JUnit4.class)
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public class EventMetricTest {
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private final DistributionFitter distributionFitter = CustomFitter.create(ImmutableSet.of(5.0));
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private EventMetric metric;
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@Rule public final ExpectedException thrown = ExpectedException.none();
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@Before
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public void setUp() {
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metric =
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new EventMetric(
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"/metric",
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"description",
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"vdn",
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distributionFitter,
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ImmutableSet.of(LabelDescriptor.create("label1", "bar")));
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}
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@Test
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public void testGetCardinality_reflectsCurrentCardinality() {
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assertThat(metric.getCardinality()).isEqualTo(0);
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metric.record(1.0, "foo");
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assertThat(metric.getCardinality()).isEqualTo(1);
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metric.record(1.0, "bar");
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assertThat(metric.getCardinality()).isEqualTo(2);
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metric.record(1.0, "foo");
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assertThat(metric.getCardinality()).isEqualTo(2);
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}
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@Test
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public void testIncrementBy_wrongLabelValueCount_throwsException() {
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thrown.expect(IllegalArgumentException.class);
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thrown.expectMessage(
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"The count of labelValues must be equal to the underlying Metric's count of labels.");
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metric.record(1.0, "blah", "blah");
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}
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@Test
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public void testRecord_updatesDistribution() {
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assertThat(metric.getTimestampedValues()).isEmpty();
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metric.recordMultiple(1.0, 1, new Instant(1337), ImmutableList.of("test_value1"));
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("test_value1"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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1.0,
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0.0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 1L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)));
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metric.record(10.0, "test_value1");
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("test_value1"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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5.5,
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40.5,
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2L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 1L)
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.put(Range.atLeast(5.0), 1L)
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.build(),
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distributionFitter)));
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}
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@Test
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public void testRecord_multipleValues_updatesDistributions() {
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assertThat(metric.getTimestampedValues()).isEmpty();
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metric.recordMultiple(1.0, 3, new Instant(1337), ImmutableList.of("test_value1"));
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("test_value1"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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1.0,
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0,
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3L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 3L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)));
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metric.recordMultiple(2.0, 5, new Instant(1337), ImmutableList.of("test_value1"));
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metric.recordMultiple(7.0, 10, new Instant(1337), ImmutableList.of("test_value2"));
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("test_value1"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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1.625,
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1.875,
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8L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 8L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)),
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MetricPoint.create(
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metric,
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ImmutableList.of("test_value2"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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7.0,
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0,
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10L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 10L)
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.build(),
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distributionFitter)));
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}
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@Test
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public void testResetAll_resetsAllValuesAndStartTimestamps() {
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metric.recordMultiple(3.0, 1, new Instant(1336), ImmutableList.of("foo"));
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metric.recordMultiple(5.0, 1, new Instant(1337), ImmutableList.of("moo"));
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("foo"),
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new Instant(1336),
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new Instant(1338),
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ImmutableDistribution.create(
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3.0,
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0.0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 1L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)),
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MetricPoint.create(
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metric,
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ImmutableList.of("moo"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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5.0,
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0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 1L)
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.build(),
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distributionFitter)));
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metric.reset(new Instant(1339));
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assertThat(metric.getTimestampedValues(new Instant(1340)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("foo"),
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new Instant(1339),
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new Instant(1340),
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ImmutableDistribution.create(
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0.0,
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0.0,
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0L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)),
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MetricPoint.create(
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metric,
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ImmutableList.of("moo"),
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new Instant(1339),
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new Instant(1340),
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ImmutableDistribution.create(
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0.0,
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0,
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0L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)));
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}
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@Test
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public void testReset_resetsValueAndStartTimestamp() {
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metric.recordMultiple(3.0, 1, new Instant(1336), ImmutableList.of("foo"));
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metric.recordMultiple(5.0, 1, new Instant(1337), ImmutableList.of("moo"));
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assertThat(metric.getTimestampedValues(new Instant(1338)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("foo"),
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new Instant(1336),
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new Instant(1338),
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ImmutableDistribution.create(
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3.0,
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0.0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 1L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)),
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MetricPoint.create(
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metric,
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ImmutableList.of("moo"),
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new Instant(1337),
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new Instant(1338),
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ImmutableDistribution.create(
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5.0,
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0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 1L)
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.build(),
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distributionFitter)));
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metric.reset(new Instant(1339), ImmutableList.of("foo"));
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assertThat(metric.getTimestampedValues(new Instant(1340)))
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.containsExactly(
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MetricPoint.create(
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metric,
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ImmutableList.of("foo"),
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new Instant(1339),
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new Instant(1340),
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ImmutableDistribution.create(
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0.0,
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0.0,
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0L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 0L)
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.build(),
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distributionFitter)),
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MetricPoint.create(
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metric,
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ImmutableList.of("moo"),
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new Instant(1337),
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new Instant(1340),
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ImmutableDistribution.create(
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5.0,
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0,
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1L,
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ImmutableRangeMap.<Double, Long>builder()
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.put(Range.lessThan(5.0), 0L)
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.put(Range.atLeast(5.0), 1L)
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.build(),
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distributionFitter)));
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}
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}
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