tests/org.eclipse.rap.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/concurrency/NestedSyncExecDeadlockTest.java

///**********************************************************************
// * Copyright (c) 2004 Jeremiah Lott 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: 
// *   Jeremiah Lott (jeremiah.lott@timesys.com) - Initial implementation
// *   IBM Added comments, removed printlns, and incorporated into platform test suites
// **********************************************************************/
//package org.eclipse.ui.tests.concurrency;
//
//import junit.framework.TestCase;
//import org.eclipse.core.resources.IProject;
//import org.eclipse.core.resources.IResource;
//import org.eclipse.core.resources.IResourceChangeEvent;
//import org.eclipse.core.resources.IResourceChangeListener;
//import org.eclipse.core.resources.IWorkspace;
//import org.eclipse.core.resources.IWorkspaceRunnable;
//import org.eclipse.core.resources.ResourcesPlugin;
//import org.eclipse.core.runtime.CoreException;
//import org.eclipse.core.runtime.IProgressMonitor;
//import org.eclipse.jface.dialogs.ProgressMonitorDialog;
//import org.eclipse.swt.widgets.Display;
//import org.eclipse.swt.widgets.Shell;
//import org.eclipse.ui.actions.WorkspaceModifyOperation;
//
///**
// * This is a regression test for a case where a recursive attempt to syncExec
// * from within code that owns a lock would cause deadlock. See bug 76378 for details.
// */
//public class NestedSyncExecDeadlockTest extends TestCase {
//
//	private class ResourceListener implements IResourceChangeListener {
//		public void resourceChanged(IResourceChangeEvent event) {
//			Display.getDefault().syncExec(new Runnable() {
//				public void run() {
//				}
//			});
//		}
//	}
//
//	private IResourceChangeListener listener;
//	private IProject project;
//
//	private IWorkspace workspace = ResourcesPlugin.getWorkspace();
//
//	public NestedSyncExecDeadlockTest() {
//		super();
//	}
//
//	public NestedSyncExecDeadlockTest(String name) {
//		super(name);
//	}
//
//	public void doTest(final long timeToSleep) throws Exception {
//		ProgressMonitorDialog dialog = new ProgressMonitorDialog(new Shell());
//		dialog.run(true, false, new WorkspaceModifyOperation() {
//			public void execute(final IProgressMonitor pm) {
//				Display.getDefault().syncExec(new Runnable() {
//					public void run() {
//						try {
//							workspace.run(new IWorkspaceRunnable() {
//								public void run(IProgressMonitor mon) throws CoreException {
//									project.touch(null);
//									try {
//										// wait long enough to be sure to trigger notification
//										Thread.sleep(timeToSleep);
//									} catch (InterruptedException ex) {
//										ex.printStackTrace();
//									}
//								}
//							}, workspace.getRoot(), IResource.NONE, pm);
//							workspace.run(new IWorkspaceRunnable() {
//								public void run(IProgressMonitor mon) {
//								}
//							}, pm);
//
//						} catch (CoreException ex) {
//							ex.printStackTrace();
//						}
//					}
//				});
//			}
//		});
//	}
//
//	protected void setUp() throws Exception {
//		project = workspace.getRoot().getProject("test-deadlock");
//
//		tearDown();
//
//		project.create(null);
//		project.open(null);
//
//		listener = new ResourceListener();
//		workspace.addResourceChangeListener(listener, IResourceChangeEvent.POST_CHANGE);
//	}
//
//	protected void tearDown() throws Exception {
//		if (listener != null) {
//			workspace.removeResourceChangeListener(listener);
//		}
//		project.delete(true, true, null);
//	}
//
//	public void testDeadlock() throws Exception {
//		doTest(1000 * 30); // 30 secs almost always locks
//	}
//
//	public void testOK() throws Exception {
//		doTest(0); // 0 rarely locks		
//	}
//}