| /* |
| * Copyright (c) 2013, 2015, 2019 Eike Stepper (Loehne, Germany) 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: |
| * Christian W. Damus (CEA LIST) - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.tests.bugzilla; |
| |
| import org.eclipse.emf.cdo.session.CDOSession; |
| import org.eclipse.emf.cdo.tests.AbstractCDOTest; |
| import org.eclipse.emf.cdo.view.CDOView; |
| |
| import org.eclipse.net4j.signal.RemoteException; |
| import org.eclipse.net4j.util.StringUtil; |
| import org.eclipse.net4j.util.collection.CloseableIterator; |
| import org.eclipse.net4j.util.concurrent.ExecutorServiceFactory; |
| |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EPackage; |
| import org.eclipse.emf.ecore.EcoreFactory; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.util.List; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| /** |
| * Bug 421287: [Query] Failure to execute query results in hung async iterator |
| * |
| * @author Christian W. Damus (CEA LIST) |
| */ |
| public class Bugzilla_421287_Test extends AbstractCDOTest |
| { |
| private static final ThreadLocal<Boolean> IS_RUNNING_IN_BACKGROUND = new ThreadLocal<Boolean>() |
| { |
| @Override |
| protected Boolean initialValue() |
| { |
| return false; |
| } |
| }; |
| |
| public void testSyncQueryForUnknownEClass() throws Exception |
| { |
| if (runningAsync()) |
| { |
| CDOSession session = openSession(); |
| CDOView view = session.openView(); |
| |
| try |
| { |
| List<?> results = view.queryInstances(createDynamicEClass()); |
| assertEquals(true, results.isEmpty()); |
| } |
| catch (RemoteException ex) |
| { |
| // This is expected (though I would argue it should not be) |
| assertEquals(true, StringUtil.safe(ex.getLocalizedMessage()).contains("Package not found")); |
| } |
| } |
| } |
| |
| public void testAsyncQueryForUnknownEClass() throws Exception |
| { |
| if (runningAsync()) |
| { |
| CDOSession session = openSession(); |
| CDOView view = session.openView(); |
| |
| CloseableIterator<?> results = view.queryInstancesAsync(createDynamicEClass()); |
| |
| try |
| { |
| assertEquals(false, results.hasNext()); |
| } |
| finally |
| { |
| results.close(); |
| } |
| } |
| } |
| |
| private boolean runningAsync() |
| { |
| final boolean result = IS_RUNNING_IN_BACKGROUND.get(); |
| |
| if (!result) |
| { |
| try |
| { |
| final Method method = getClass().getMethod(getName()); |
| executeAsync(new Callable<Void>() |
| { |
| @Override |
| public Void call() throws Exception |
| { |
| IS_RUNNING_IN_BACKGROUND.set(true); |
| |
| try |
| { |
| method.invoke(Bugzilla_421287_Test.this); |
| } |
| catch (InvocationTargetException ex) |
| { |
| if (ex.getTargetException() instanceof Exception) |
| { |
| throw (Exception)ex.getTargetException(); |
| } |
| else if (ex.getTargetException() instanceof Error) |
| { |
| throw (Error)ex.getTargetException(); |
| } |
| else |
| { |
| throw ex; |
| } |
| |
| } |
| return null; |
| } |
| }); |
| } |
| catch (Exception ex) |
| { |
| fail("Test reflection failure: " + ex.getLocalizedMessage()); |
| } |
| } |
| |
| return result; |
| } |
| |
| private void executeAsync(Callable<?> assertions) |
| { |
| Future<?> future = ExecutorServiceFactory.get(getClientContainer()).submit(assertions); |
| |
| try |
| { |
| future.get(DEFAULT_TIMEOUT, TimeUnit.MILLISECONDS); |
| } |
| catch (TimeoutException ex) |
| { |
| fail("Test timed out"); |
| } |
| catch (InterruptedException ex) |
| { |
| fail("Test interrupted"); |
| } |
| catch (ExecutionException ex) |
| { |
| if (ex.getCause() instanceof RuntimeException) |
| { |
| throw (RuntimeException)ex.getCause(); |
| } |
| else if (ex.getCause() instanceof Error) |
| { |
| throw (Error)ex.getCause(); |
| } |
| else |
| { |
| fail("Unexpected exception in test: " + ex.getCause()); |
| } |
| } |
| } |
| |
| private EClass createDynamicEClass() |
| { |
| EPackage ePackage = createUniquePackage(); |
| |
| EClass result = EcoreFactory.eINSTANCE.createEClass(); |
| result.setName("Dynamic"); |
| ePackage.getEClassifiers().add(result); |
| return result; |
| } |
| } |