/** * 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.cdi; import static org.hamcrest.Matchers.allOf; import static org.hamcrest.Matchers.equalTo; import static org.hamcrest.Matchers.hasKey; import static org.hamcrest.Matchers.is; import static org.hamcrest.Matchers.not; import static org.hamcrest.Matchers.notNullValue; import static org.junit.Assert.assertThat; import javax.inject.Inject; import org.eclipse.microprofile.metrics.Counter; import org.eclipse.microprofile.metrics.MetricID; import org.eclipse.microprofile.metrics.Gauge; import org.eclipse.microprofile.metrics.MetricRegistry; import org.eclipse.microprofile.metrics.annotation.Metric; 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.asset.EmptyAsset; import org.jboss.shrinkwrap.api.spec.WebArchive; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; @RunWith(Arquillian.class) public class MetricProducerFieldBeanTest { private static MetricID counter1MID; private static MetricID counter2MID; private static MetricID ratioGaugeMID; private static MetricID notRegMID; @Deployment static Archive<?> createTestArchive() { return ShrinkWrap.create(WebArchive.class) // Test bean .addClass(MetricProducerFieldBean.class) // Bean archive deployment descriptor .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml"); } @Inject private MetricRegistry registry; @Inject private MetricProducerFieldBean bean; @Before public void instantiateApplicationScopedBean() { // Let's trigger the instantiation of the application scoped bean explicitly // as only a proxy gets injected otherwise bean.toString(); /* * 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) */ counter1MID = new MetricID("counter1"); counter2MID = new MetricID("counter2"); ratioGaugeMID = new MetricID("ratioGauge"); notRegMID = new MetricID("not_registered_counter"); } @Test @InSequence(1) public void countersNotIncrementedYet() { assertThat("Counters are not registered correctly", registry.getCounters(), allOf( hasKey(counter1MID), hasKey(counter2MID), not(hasKey(notRegMID)) ) ); Counter counter1 = registry.getCounter(counter1MID); Counter counter2 = registry.getCounter(counter2MID); @SuppressWarnings("unchecked") Gauge<Double> gauge = (Gauge<Double>) registry.getGauge(ratioGaugeMID); assertThat("Gauge is not registered correctly", gauge, notNullValue()); assertThat("Gauge value is incorrect", gauge.getValue(), is(equalTo(((double) counter1.getCount()) / ((double) counter2.getCount())))); } @Test @InSequence(2) public void incrementCountersFromRegistry() { assertThat("Counters are not registered correctly", registry.getCounters(), allOf( hasKey(counter1MID), hasKey(counter2MID), not(hasKey(notRegMID)) ) ); Counter counter1 = registry.getCounter(counter1MID); Counter counter2 = registry.getCounter(counter2MID); @SuppressWarnings("unchecked") Gauge<Double> gauge = (Gauge<Double>) registry.getGauge(ratioGaugeMID); assertThat("Gauge is not registered correctly", gauge, notNullValue()); counter1.inc(Math.round(Math.random() * Integer.MAX_VALUE)); counter2.inc(Math.round(Math.random() * Integer.MAX_VALUE)); assertThat("Gauge value is incorrect", gauge.getValue(), is(equalTo(((double) counter1.getCount()) / ((double) counter2.getCount())))); } // @Test @InSequence(3) public void incrementCountersFromInjection(@Metric(name = "ratioGauge", absolute = true) Gauge<Double> gauge, @Metric(name = "counter1", absolute = true) Counter counter1, @Metric(name = "counter2", absolute = true) Counter counter2) { counter1.inc(Math.round(Math.random() * Integer.MAX_VALUE)); counter2.inc(Math.round(Math.random() * Integer.MAX_VALUE)); assertThat("Gauge value is incorrect", gauge.getValue(), is(equalTo(((double) counter1.getCount()) / ((double) counter2.getCount())))); @SuppressWarnings("unchecked") Gauge<Double> gaugeFromRegistry = (Gauge<Double>) registry.getGauge(new MetricID("ratioGauge")); assertThat("Gauge is not registered correctly", gaugeFromRegistry, notNullValue()); assertThat("Gauge values from registry and injection do not match", gauge.getValue(), is(equalTo(gaugeFromRegistry.getValue()))); } }