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MicroProfile Metrics :: API-TCK
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/**
* Copyright (c) 2013, 2022 Contributors to the Eclipse Foundation
* Copyright © 2013 Antonin Stefanutti ([email protected])
*
* 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.metrics.tck.inheritance;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.notNullValue;
import static org.junit.Assert.assertThat;
import java.util.Arrays;
import org.eclipse.microprofile.metrics.Gauge;
import org.eclipse.microprofile.metrics.MetricID;
import org.eclipse.microprofile.metrics.MetricRegistry;
import org.eclipse.microprofile.metrics.tck.metrics.GaugeMethodBean;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.arquillian.junit.InSequence;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import jakarta.inject.Inject;
@RunWith(Arquillian.class)
public class InheritedGaugeMethodBeanTest {
private final static String PARENT_GAUGE_NAME =
MetricRegistry.name(InheritedParentGaugeMethodBean.class, "inheritedParentGaugeMethod");
private final static String CHILD_GAUGE_NAME =
MetricRegistry.name(InheritedChildGaugeMethodBean.class, "inheritedChildGaugeMethod");
private static MetricID parentMID;
private static MetricID childMID;
@Deployment
public static Archive> createTestArchive() {
return ShrinkWrap.create(WebArchive.class)
// Test beans
.addClasses(GaugeMethodBean.class, InheritedParentGaugeMethodBean.class,
InheritedChildGaugeMethodBean.class)
// Bean archive deployment descriptor
.addAsWebInfResource("META-INF/beans.xml", "beans.xml");
}
@Inject
private MetricRegistry registry;
@Inject
private InheritedChildGaugeMethodBean bean;
@Inject
private InheritedParentGaugeMethodBean pBean;
@Before
public void instantiateApplicationScopedBean() {
// Let's trigger the instantiation of the application scoped bean
// explicitly
// as only a proxy gets injected otherwise
pBean.getGauge();
bean.getChildGauge();
/*
* The MetricID relies on the MicroProfile Config API. Running a managed arquillian container will result with
* the MetricID being created in a client process that does not contain the MPConfig impl.
*
* This will cause client instantiated MetricIDs to throw an exception. (i.e the global MetricIDs)
*/
parentMID = new MetricID(PARENT_GAUGE_NAME);
childMID = new MetricID(CHILD_GAUGE_NAME);
}
@Test
@InSequence(1)
public void gaugesCalledWithDefaultValues() {
@SuppressWarnings("unchecked")
Gauge parentGauge = (Gauge) registry.getGauge(parentMID);
@SuppressWarnings("unchecked")
Gauge childGauge = (Gauge) registry.getGauge(childMID);
assertThat("Gauges are not registered correctly", parentGauge, notNullValue());
assertThat("Gauges are not registered correctly", childGauge, notNullValue());
// Make sure that the gauge has the expected value
assertThat("Gauge values are incorrect", Arrays.asList(parentGauge.getValue(), childGauge.getValue()),
contains(0L, 0L));
}
@Test
@InSequence(2)
public void callGaugesAfterSetterCalls() {
@SuppressWarnings("unchecked")
Gauge parentGauge = (Gauge) registry.getGauge(parentMID);
@SuppressWarnings("unchecked")
Gauge childGauge = (Gauge) registry.getGauge(childMID);
assertThat("Gauges are not registered correctly", parentGauge, notNullValue());
assertThat("Gauges are not registered correctly", childGauge, notNullValue());
// Call the setter methods and assert the gauges are up-to-date
long parentValue = Math.round(Math.random() * Long.MAX_VALUE);
pBean.setGauge(parentValue);
long childValue = Math.round(Math.random() * Long.MAX_VALUE);
bean.setChildGauge(childValue);
assertThat("Gauge values are incorrect", Arrays.asList(parentGauge.getValue(), childGauge.getValue()),
contains(parentValue, childValue));
}
}
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