/*******************************************************************************
* Copyright (c) 2010, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
******************************************************************************/
package org.eclipse.e4.ui.tests.workbench;
import static org.junit.Assert.assertEquals;
import javax.inject.Inject;
import javax.inject.Named;
import org.eclipse.e4.core.contexts.ContextInjectionFactory;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.Optional;
import org.eclipse.e4.ui.internal.workbench.swt.E4Application;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.model.application.ui.basic.MPartStack;
import org.eclipse.e4.ui.model.application.ui.basic.MWindow;
import org.eclipse.e4.ui.services.IServiceConstants;
import org.eclipse.e4.ui.workbench.modeling.EModelService;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class Bug308317Test {
static class PartConsumer {
private MPart part;
@Inject
void setPart(@Optional @Named(IServiceConstants.ACTIVE_PART) MPart part) {
this.part = part;
if (part != null) {
// reach into the injected part's context
part.getContext().get("abc");
}
}
}
protected IEclipseContext appContext;
private EModelService ems;
@Before
public void setUp() throws Exception {
appContext = E4Application.createDefaultContext();
ems = appContext.get(EModelService.class);
}
@After
public void tearDown() throws Exception {
appContext.dispose();
}
@Test
public void testBug308317() throws Exception {
MApplication application = ems.createModelElement(MApplication.class);
MWindow window = ems.createModelElement(MWindow.class);
application.getChildren().add(window);
application.setSelectedElement(window);
MPartStack stackA = ems.createModelElement(MPartStack.class);
window.getChildren().add(stackA);
window.setSelectedElement(stackA);
MPartStack stackB = ems.createModelElement(MPartStack.class);
window.getChildren().add(stackB);
MPart partA = ems.createModelElement(MPart.class);
stackA.getChildren().add(partA);
stackA.setSelectedElement(partA);
MPart partB = ems.createModelElement(MPart.class);
stackB.getChildren().add(partB);
stackB.setSelectedElement(partB);
IEclipseContext windowContext = appContext.createChild();
windowContext.set(MWindow.class.getName(), window);
window.setContext(windowContext);
IEclipseContext partContextA = windowContext.createChild();
partContextA.set(MPart.class.getName(), partA);
partA.setContext(partContextA);
IEclipseContext partContextB = windowContext.createChild();
partContextB.set(MPart.class.getName(), partB);
partB.setContext(partContextB);
application.setContext(appContext);
appContext.set(MApplication.class, application);
PartConsumer getter = ContextInjectionFactory.make(PartConsumer.class,
window.getContext());
partA.getContext().activate();
assertEquals(partA, getter.part);
partB.getContext().activate();
assertEquals(partB, getter.part);
partA.getContext().activate();
assertEquals(partA, getter.part);
partA.getContext().deactivate();
assertEquals(null, getter.part);
partB.getContext().dispose();
partA.getContext().activate();
assertEquals(partA, getter.part);
}
}