/**
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.aurora.scheduler.sla;
import java.util.Map;
import java.util.Set;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Multimap;
import com.twitter.common.base.Supplier;
import com.twitter.common.quantity.Amount;
import com.twitter.common.quantity.Time;
import com.twitter.common.stats.Stat;
import com.twitter.common.stats.StatsProvider;
import com.twitter.common.testing.easymock.EasyMockTest;
import com.twitter.common.util.testing.FakeClock;
import org.apache.aurora.scheduler.base.Query;
import org.apache.aurora.scheduler.sla.MetricCalculator.MetricCalculatorSettings;
import org.apache.aurora.scheduler.storage.entities.IScheduledTask;
import org.apache.aurora.scheduler.storage.testing.StorageTestUtil;
import org.easymock.Capture;
import org.easymock.CaptureType;
import org.easymock.EasyMock;
import org.junit.Test;
import static org.apache.aurora.gen.ScheduleStatus.PENDING;
import static org.apache.aurora.scheduler.sla.MetricCalculator.NON_PROD_METRICS;
import static org.apache.aurora.scheduler.sla.MetricCalculator.PROD_METRICS;
import static org.apache.aurora.scheduler.sla.SlaAlgorithm.AlgorithmType;
import static org.apache.aurora.scheduler.sla.SlaTestUtil.makeTask;
import static org.easymock.EasyMock.expect;
import static org.junit.Assert.assertEquals;
public class MetricCalculatorTest extends EasyMockTest {
@Test
public void runTest() {
FakeClock clock = new FakeClock();
StatsProvider statsProvider = createMock(StatsProvider.class);
StatsProvider untracked = createMock(StatsProvider.class);
MetricCalculatorSettings settings = new MetricCalculatorSettings(10000);
StorageTestUtil storageUtil = new StorageTestUtil(this);
MetricCalculator calculator = new MetricCalculator(
storageUtil.storage,
clock,
settings,
statsProvider);
expect(statsProvider.untracked()).andReturn(untracked).anyTimes();
Capture<String> names = new Capture<>(CaptureType.ALL);
expect(untracked.makeGauge(EasyMock.capture(names), EasyMock.<Supplier<Number>>anyObject()))
.andReturn(EasyMock.<Stat<Number>>anyObject())
.anyTimes();
IScheduledTask task1 = makeTask(ImmutableMap.of(clock.nowMillis() - 1000, PENDING), 0);
IScheduledTask task2 = makeTask(ImmutableMap.of(clock.nowMillis() - 2000, PENDING), 1);
IScheduledTask task3 = makeTask(ImmutableMap.of(clock.nowMillis() - 3000, PENDING), 2);
IScheduledTask task4 = makeTask(ImmutableMap.of(clock.nowMillis() - 4000, PENDING), 3, false);
clock.advance(Amount.of(10L, Time.SECONDS));
storageUtil.expectTaskFetch(Query.unscoped(), task1, task2, task3, task4);
storageUtil.expectOperations();
control.replay();
calculator.run();
Set<String> metricNames = generateMetricNames(
ImmutableSet.of(task1, task2, task3, task4),
ImmutableSet.of(PROD_METRICS, NON_PROD_METRICS));
assertEquals(PROD_METRICS.size() + NON_PROD_METRICS.size(), names.getValues().size());
assertEquals(metricNames, ImmutableSet.copyOf(names.getValues()));
}
private Set<String> generateMetricNames(
Set<IScheduledTask> tasks,
Set<Multimap<AlgorithmType, SlaGroup.GroupType>> definitions) {
ImmutableSet.Builder<String> names = ImmutableSet.builder();
for (Multimap<AlgorithmType, SlaGroup.GroupType> definition : definitions) {
for (Map.Entry<AlgorithmType, SlaGroup.GroupType> entry : definition.entries()) {
for (String metric : entry.getValue().getSlaGroup().createNamedGroups(tasks).keys()) {
names.add(metric + entry.getKey().getAlgorithmName());
}
}
}
return names.build();
}
}