google-nomulus/javatests/google/registry/monitoring/metrics/MetricReporterTest.java
shikhman f76bc70f91 Preserve test logs and test summary output for Kokoro CI runs
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=135494972
2016-10-14 16:57:43 -04:00

70 lines
2.6 KiB
Java

// Copyright 2016 The Nomulus Authors. All Rights Reserved.
//
// 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 google.registry.monitoring.metrics;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ThreadFactory;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InOrder;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.runners.MockitoJUnitRunner;
/** Unit tests for {@link MetricReporter}. */
@RunWith(MockitoJUnitRunner.class)
public class MetricReporterTest {
@Mock MetricRegistry registry;
@Mock Metric<?> metric;
@Mock ThreadFactory threadFactory;
@Mock MetricWriter writer;
@Mock MetricSchema metricSchema;
@Mock BlockingQueue<Optional<ImmutableList<MetricPoint<?>>>> writeQueue;
@Test
public void testRunOneIteration_enqueuesBatch() throws Exception {
Metric<?> metric =
new Counter("/name", "description", "vdn", ImmutableSet.<LabelDescriptor>of());
when(registry.getRegisteredMetrics()).thenReturn(ImmutableList.of(metric, metric));
MetricReporter reporter = new MetricReporter(writer, 10L, threadFactory, registry, writeQueue);
reporter.runOneIteration();
verify(writeQueue).offer(Optional.of(ImmutableList.<MetricPoint<?>>of()));
}
@Test
public void testShutDown_enqueuesBatchAndPoisonPill() throws Exception {
// Set up a registry with no metrics.
when(registry.getRegisteredMetrics()).thenReturn(ImmutableList.<Metric<?>>of());
MetricReporter reporter =
spy(new MetricReporter(writer, 10L, threadFactory, registry, writeQueue));
reporter.shutDown();
verify(reporter).runOneIteration();
InOrder interactions = Mockito.inOrder(writeQueue);
interactions.verify(writeQueue).offer(Optional.of(ImmutableList.<MetricPoint<?>>of()));
interactions.verify(writeQueue).offer(Optional.<ImmutableList<MetricPoint<?>>>absent());
}
}