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Merge pull request quarkusio#2683 from mkouba/issue-2673
Observers - add support for Reception.IF_EXISTS
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90 changes: 90 additions & 0 deletions
90
...arc/tests/src/test/java/io/quarkus/arc/test/observers/ifexists/ReceptionIfExistsTest.java
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| /* | ||
| * Copyright 2018 Red Hat, Inc. | ||
| * | ||
| * 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. | ||
| */ | ||
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| package io.quarkus.arc.test.observers.ifexists; | ||
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| import static org.junit.Assert.assertEquals; | ||
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| import io.quarkus.arc.Arc; | ||
| import io.quarkus.arc.ArcContainer; | ||
| import io.quarkus.arc.test.ArcTestContainer; | ||
| import java.util.List; | ||
| import java.util.concurrent.CopyOnWriteArrayList; | ||
| import javax.annotation.Priority; | ||
| import javax.enterprise.context.Dependent; | ||
| import javax.enterprise.context.RequestScoped; | ||
| import javax.enterprise.event.Observes; | ||
| import javax.enterprise.event.Reception; | ||
| import org.junit.Rule; | ||
| import org.junit.Test; | ||
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| public class ReceptionIfExistsTest { | ||
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| static final List<String> EVENTS = new CopyOnWriteArrayList<>(); | ||
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| @Rule | ||
| public ArcTestContainer container = new ArcTestContainer(DependentObserver.class, RequestScopedObserver.class); | ||
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| @Test | ||
| public void testObserver() { | ||
| ArcContainer container = Arc.container(); | ||
| container.beanManager().fireEvent("foo"); | ||
| assertEquals(1, EVENTS.size()); | ||
| assertEquals(DependentObserver.class.getName() + "foo", EVENTS.get(0)); | ||
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| // Activate the request context but the instance still does not exist | ||
| EVENTS.clear(); | ||
| container.requestContext().activate(); | ||
| container.beanManager().fireEvent("foo"); | ||
| assertEquals(1, EVENTS.size()); | ||
| assertEquals(DependentObserver.class.getName() + "foo", EVENTS.get(0)); | ||
| container.requestContext().deactivate(); | ||
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| // Activate the request context and the instance exists | ||
| EVENTS.clear(); | ||
| container.requestContext().activate(); | ||
| // Force bean instance creation | ||
| container.instance(RequestScopedObserver.class).get().ping(); | ||
| container.beanManager().fireEvent("foo"); | ||
| assertEquals(2, EVENTS.size()); | ||
| assertEquals(RequestScopedObserver.class.getName() + "foo", EVENTS.get(0)); | ||
| assertEquals(DependentObserver.class.getName() + "foo", EVENTS.get(1)); | ||
| container.requestContext().deactivate(); | ||
| } | ||
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| @RequestScoped | ||
| static class RequestScopedObserver { | ||
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| void ping() { | ||
| } | ||
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| void observeString(@Priority(1) @Observes(notifyObserver = Reception.IF_EXISTS) String value) { | ||
| EVENTS.add(RequestScopedObserver.class.getName() + value); | ||
| } | ||
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| } | ||
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| @Dependent | ||
| static class DependentObserver { | ||
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| void observeString(@Priority(2) @Observes String value) { | ||
| EVENTS.add(DependentObserver.class.getName() + value); | ||
| } | ||
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| } | ||
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| } |