| /******************************************************************************* |
| * Copyright (c) 2009, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 474274 |
| *******************************************************************************/ |
| package org.eclipse.e4.core.internal.tests.contexts.inject; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import javax.annotation.PreDestroy; |
| import javax.inject.Inject; |
| import javax.inject.Named; |
| |
| import org.eclipse.e4.core.contexts.ContextInjectionFactory; |
| import org.eclipse.e4.core.contexts.EclipseContextFactory; |
| import org.eclipse.e4.core.contexts.IEclipseContext; |
| import org.junit.Test; |
| |
| public class InjectionOrderTest { |
| |
| public static class InjectTargetMethod { |
| |
| boolean nonNull = false; |
| |
| Object o; |
| |
| @Inject |
| void set(@Named("inject") Object o) { |
| this.o = o; |
| } |
| |
| @PreDestroy |
| void pd() { |
| // methods should always be uninjected after @PD is called |
| nonNull = o != null; |
| } |
| } |
| |
| public static class InjectTargetField { |
| |
| boolean nonNull = false; |
| |
| @Inject @Named("inject") |
| Object o; |
| |
| @PreDestroy |
| void pd() { |
| // fields should always be uninjected after @PD is called |
| nonNull = o != null; |
| } |
| } |
| |
| /** |
| * Tests to ensure that the injection/uninjection order of fields is correct. |
| * <p> |
| * See bug 304859. |
| * </p> |
| */ |
| @Test |
| public void testDisposeMethod() throws Exception { |
| // create a context |
| IEclipseContext appContext = EclipseContextFactory.create(); |
| // set a value |
| appContext.set("inject", "a"); |
| |
| // instantiate the object |
| InjectTargetMethod injectTargetMethod = ContextInjectionFactory.make(InjectTargetMethod.class, appContext); |
| // change the requested value so another injection occurs |
| appContext.set("inject", "b"); |
| |
| // now we dispose the context |
| appContext.dispose(); |
| |
| // check that the second 'set' invocation did not alter the order of notifications |
| assertTrue("@PreDestroy was incorrectly called after the method was uninjected", injectTargetMethod.nonNull); |
| } |
| |
| /** |
| * Tests to ensure that the injection/uninjection order of methods is correct. |
| * <p> |
| * See bug 304859. |
| * </p> |
| */ |
| @Test |
| public void testDisposeField() throws Exception { |
| // create a context |
| IEclipseContext appContext = EclipseContextFactory.create(); |
| // set a value |
| appContext.set("inject", "a"); |
| |
| // instantiate the object |
| InjectTargetField injectTargetField = ContextInjectionFactory.make(InjectTargetField.class, appContext); |
| // change the requested value so another injection occurs |
| appContext.set("inject", "b"); |
| |
| // now we dispose the context |
| appContext.dispose(); |
| |
| assertTrue("@PreDestroy was incorrectly called after the field was uninjected", injectTargetField.nonNull); |
| } |
| } |