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MetricsTest.java
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MetricsTest.java
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/**
* Copyright (c) 2018-2019 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* 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.eclipse.microprofile.reactive.messaging.tck.metrics;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasSize;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import java.util.Map;
import java.util.ServiceLoader;
import javax.inject.Inject;
import org.awaitility.Awaitility;
import org.eclipse.microprofile.metrics.Counter;
import org.eclipse.microprofile.metrics.MetricID;
import org.eclipse.microprofile.metrics.MetricRegistry;
import org.eclipse.microprofile.reactive.messaging.Message;
import org.eclipse.microprofile.reactive.messaging.spi.Connector;
import org.eclipse.microprofile.reactive.messaging.tck.ArchiveExtender;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(Arquillian.class)
public class MetricsTest {
@Deployment
public static JavaArchive deployment() {
ConfigAsset config = new ConfigAsset()
.put("mp.messaging.incoming.channel-connector-in.connector", TestConnector.ID)
.put("mp.messaging.outgoing.channel-connector-out.connector", TestConnector.ID);
JavaArchive archive = ShrinkWrap.create(JavaArchive.class)
.addClasses(MetricsTestBean.class, TestConnector.class)
.addAsResource(config, "META-INF/microprofile-config.properties")
.addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");
ServiceLoader.load(ArchiveExtender.class).iterator().forEachRemaining(ext -> ext.extend(archive));
return archive;
}
@Inject
@Connector(TestConnector.ID)
private TestConnector testConnector;
@Inject
private MetricRegistry metricRegistry;
@Inject
private MetricsTestBean testBean;
@Test
public void testMetricsConnector() {
testConnector.send(MetricsTestBean.CONNECTOR_IN, Message.of("one"));
testConnector.send(MetricsTestBean.CONNECTOR_IN, Message.of("two"));
assertEquals("one-test-1", testConnector.get(MetricsTestBean.CONNECTOR_OUT).getPayload());
assertEquals("one-test-2", testConnector.get(MetricsTestBean.CONNECTOR_OUT).getPayload());
assertEquals("two-test-1", testConnector.get(MetricsTestBean.CONNECTOR_OUT).getPayload());
assertEquals("two-test-2", testConnector.get(MetricsTestBean.CONNECTOR_OUT).getPayload());
Counter channelInCounter = getMessageCounterForChannel(MetricsTestBean.CONNECTOR_IN);
Counter channelProcessCounter = getMessageCounterForChannel(MetricsTestBean.CONNECTOR_PROCESS);
Counter channelOutCounter = getMessageCounterForChannel(MetricsTestBean.CONNECTOR_OUT);
assertEquals(2, channelInCounter.getCount());
assertEquals(2, channelProcessCounter.getCount());
assertEquals(4, channelOutCounter.getCount());
}
@Test
public void testMetricsInApp() {
Awaitility.await().until(testBean::getInAppMessagesReceived, equalTo(6));
Counter appACounter = getMessageCounterForChannel(MetricsTestBean.CHANNEL_APP_A);
Counter appBCounter = getMessageCounterForChannel(MetricsTestBean.CHANNEL_APP_B);
assertEquals(3, appACounter.getCount());
assertEquals(6, appBCounter.getCount());
}
private Counter getMessageCounterForChannel(String channel) {
Map<MetricID, Counter> counters = metricRegistry.getCounters((id, m) -> id.getName().equals("mp.messaging.message.count")
&& id.getTags().getOrDefault("channel", "").equals(channel));
assertThat(counters.entrySet(), hasSize(1));
return counters.values().iterator().next();
}
}