| /******************************************************************************* |
| * Copyright (c) 2009 Wind River Systems 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: |
| * Wind River Systems - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipe.debug.tests.viewer.model; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import junit.framework.Assert; |
| import junit.framework.TestCase; |
| |
| import org.eclipe.debug.tests.viewer.model.TestModel.TestElement; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.debug.internal.ui.viewers.model.ITreeModelContentProviderTarget; |
| import org.eclipse.debug.internal.ui.viewers.model.ITreeModelViewer; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.ICheckUpdate; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.IChildrenUpdate; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.ILabelUpdate; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.IModelDelta; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.ModelDelta; |
| import org.eclipse.jface.viewers.TreePath; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * Tests that verify that the viewer property retrieves all the content |
| * from the model. |
| * |
| * @since 3.6 |
| */ |
| abstract public class ContentTests extends TestCase implements ITestModelUpdatesListenerConstants { |
| |
| Display fDisplay; |
| Shell fShell; |
| ITreeModelViewer fViewer; |
| TestModelUpdatesListener fListener; |
| |
| public ContentTests(String name) { |
| super(name); |
| } |
| |
| /** |
| * @throws java.lang.Exception |
| */ |
| protected void setUp() throws Exception { |
| fDisplay = PlatformUI.getWorkbench().getDisplay(); |
| fShell = new Shell(fDisplay/*, SWT.ON_TOP | SWT.SHELL_TRIM*/); |
| fShell.setMaximized(true); |
| fShell.setLayout(new FillLayout()); |
| |
| fViewer = createViewer(fDisplay, fShell); |
| |
| fListener = new TestModelUpdatesListener(fViewer, true, true); |
| |
| fShell.open (); |
| } |
| |
| abstract protected ITreeModelContentProviderTarget createViewer(Display display, Shell shell); |
| |
| /** |
| * @throws java.lang.Exception |
| */ |
| protected void tearDown() throws Exception { |
| fListener.dispose(); |
| fViewer.getPresentationContext().dispose(); |
| |
| // Close the shell and exit. |
| fShell.close(); |
| while (!fShell.isDisposed()) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| |
| protected void runTest() throws Throwable { |
| try { |
| super.runTest(); |
| } catch (Throwable t) { |
| throw new ExecutionException("Test failed: " + t.getMessage() + "\n fListener = " + fListener.toString(), t); |
| } |
| } |
| |
| public void testSimpleSingleLevel() { |
| // Create the model with test data |
| TestModel model = TestModel.simpleSingleLevel(); |
| |
| // Make sure that all elements are expanded |
| fViewer.setAutoExpandLevel(-1); |
| |
| // Create the agent which forces the tree to populate |
| //TreeModelViewerAutopopulateAgent autopopulateAgent = new TreeModelViewerAutopopulateAgent(fViewer); |
| |
| // Create the listener which determines when the view is finished updating. |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, true, true); |
| |
| // Set the viewer input (and trigger updates). |
| fViewer.setInput(model.getRootElement()); |
| |
| // Wait for the updates to complete. |
| while (!fListener.isFinished()) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| public void testSimpleMultiLevel() { |
| //TreeModelViewerAutopopulateAgent autopopulateAgent = new TreeModelViewerAutopopulateAgent(fViewer); |
| |
| TestModel model = TestModel.simpleMultiLevel(); |
| fViewer.setAutoExpandLevel(-1); |
| |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, true, true); |
| |
| fViewer.setInput(model.getRootElement()); |
| |
| while (!fListener.isFinished()) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| /** |
| * Modified test model that optionally captures (i.e. doesn't compete) |
| * udpates after filling in their data. |
| */ |
| class TestModelWithCapturedUpdates extends TestModel { |
| |
| boolean fCaptureLabelUpdates = false; |
| boolean fCaptureChildrenUpdates = false; |
| |
| List fCapturedUpdates = Collections.synchronizedList(new ArrayList()); |
| |
| public void update(IChildrenUpdate[] updates) { |
| for (int i = 0; i < updates.length; i++) { |
| TestElement element = (TestElement)updates[i].getElement(); |
| int endOffset = updates[i].getOffset() + updates[i].getLength(); |
| for (int j = updates[i].getOffset(); j < endOffset; j++) { |
| if (j < element.getChildren().length) { |
| updates[i].setChild(element.getChildren()[j], j); |
| } |
| } |
| if (fCaptureChildrenUpdates) { |
| fCapturedUpdates.add(updates[i]); |
| } else { |
| updates[i].done(); |
| } |
| } |
| } |
| |
| public void update(ILabelUpdate[] updates) { |
| for (int i = 0; i < updates.length; i++) { |
| TestElement element = (TestElement)updates[i].getElement(); |
| updates[i].setLabel(element.getLabel(), 0); |
| if (updates[i] instanceof ICheckUpdate && |
| Boolean.TRUE.equals(updates[i].getPresentationContext().getProperty(ICheckUpdate.PROP_CHECK))) |
| { |
| ((ICheckUpdate)updates[i]).setChecked(element.getChecked(), element.getGrayed()); |
| } |
| if (fCaptureLabelUpdates) { |
| fCapturedUpdates.add(updates[i]); |
| } else { |
| updates[i].done(); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Test to make sure that label provider cancels stale updates and doesn't |
| * use data from stale updates to populate the viewer.<br> |
| * See bug 210027 |
| */ |
| public void testLabelUpdatesCompletedOutOfSequence1() { |
| TestModelWithCapturedUpdates model = new TestModelWithCapturedUpdates(); |
| model.fCaptureLabelUpdates = true; |
| |
| model.setRoot( new TestElement(model, "root", new TestElement[] { |
| new TestElement(model, "1", new TestElement[0]), |
| new TestElement(model, "2", new TestElement[0]), |
| }) ); |
| |
| // Set input into the view to update it, but block children updates. |
| // Wait for view to start retrieving content. |
| fViewer.setInput(model.getRootElement()); |
| while (model.fCapturedUpdates.size() < model.getRootElement().fChildren.length) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| List firstUpdates = model.fCapturedUpdates; |
| model.fCapturedUpdates = new ArrayList(2); |
| |
| // // Change the model and run another update set. |
| model.getElement(model.findElement("1")).setLabelAppendix(" - changed"); |
| model.getElement(model.findElement("2")).setLabelAppendix(" - changed"); |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, false, false); |
| model.postDelta(new ModelDelta(model.getRootElement(), IModelDelta.CONTENT)); |
| while (model.fCapturedUpdates.size() < model.getRootElement().fChildren.length) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| |
| // Complete the second set of children updates |
| for (int i = 0; i < model.fCapturedUpdates.size(); i++) { |
| ((ILabelUpdate)model.fCapturedUpdates.get(i)).done(); |
| } |
| |
| // Then complete the first set. |
| for (int i = 0; i < firstUpdates.size(); i++) { |
| ILabelUpdate capturedUpdate = (ILabelUpdate)firstUpdates.get(i); |
| Assert.assertTrue(capturedUpdate.isCanceled()); |
| capturedUpdate.done(); |
| } |
| |
| while (!fListener.isFinished(CHILDREN_UPDATES)) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| |
| // Check viewer data |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| /** |
| * Test to make sure that label provider cancels stale updates and doesn't |
| * use data from stale updates to populate the viewer.<br> |
| * This version of the test changes the elements in the view, and not just |
| * the elements' labels. In this case, the view should still cancel stale |
| * updates.<br> |
| * See bug 210027 |
| */ |
| public void testLabelUpdatesCompletedOutOfSequence2() { |
| TestModelWithCapturedUpdates model = new TestModelWithCapturedUpdates(); |
| model.fCaptureLabelUpdates = true; |
| |
| model.setRoot( new TestElement(model, "root", new TestElement[] { |
| new TestElement(model, "1", new TestElement[0]), |
| new TestElement(model, "2", new TestElement[0]), |
| }) ); |
| |
| // Set input into the view to update it, but block children updates. |
| // Wait for view to start retrieving content. |
| fViewer.setInput(model.getRootElement()); |
| while (model.fCapturedUpdates.size() < model.getRootElement().fChildren.length) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| List firstUpdates = model.fCapturedUpdates; |
| model.fCapturedUpdates = new ArrayList(2); |
| |
| // Change the model and run another update set. |
| model.setElementChildren(TreePath.EMPTY, new TestElement[] { |
| new TestElement(model, "1-new", new TestElement[0]), |
| new TestElement(model, "2-new", new TestElement[0]), |
| }); |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, false, false); |
| model.postDelta(new ModelDelta(model.getRootElement(), IModelDelta.CONTENT)); |
| while (model.fCapturedUpdates.size() < model.getRootElement().fChildren.length) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| |
| // Complete the second set of children updates |
| for (int i = 0; i < model.fCapturedUpdates.size(); i++) { |
| ((ILabelUpdate)model.fCapturedUpdates.get(i)).done(); |
| } |
| |
| // Then complete the first set. |
| for (int i = 0; i < firstUpdates.size(); i++) { |
| ILabelUpdate capturedUpdate = (ILabelUpdate)firstUpdates.get(i); |
| Assert.assertTrue(capturedUpdate.isCanceled()); |
| capturedUpdate.done(); |
| } |
| |
| while (!fListener.isFinished(CHILDREN_UPDATES)) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| |
| // Check viewer data |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| /** |
| * Test to make sure that content provider cancels stale updates and doesn't |
| * use data from stale updates to populate the viewer.<br> |
| * Note: this test is disabled because currently the viewer will not issue |
| * a new update for an until the previous update is completed. This is even |
| * if the previous update is canceled. If this behavior is changed at some |
| * point, then this test should be re-enabled.<br> |
| * See bug 210027 |
| */ |
| public void _x_testChildrenUpdatesCompletedOutOfSequence() { |
| TestModelWithCapturedUpdates model = new TestModelWithCapturedUpdates(); |
| model.fCaptureChildrenUpdates = true; |
| |
| model.setRoot( new TestElement(model, "root", new TestElement[] { |
| new TestElement(model, "1", new TestElement[0]), |
| new TestElement(model, "2", new TestElement[0]), |
| }) ); |
| |
| // Set input into the view to update it, but block children updates. |
| // Wait for view to start retrieving content. |
| fViewer.setInput(model.getRootElement()); |
| while (!areCapturedChildrenUpdatesComplete(model.fCapturedUpdates, model.getRootElement().fChildren.length)) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| IChildrenUpdate[] firstUpdates = (IChildrenUpdate[])model.fCapturedUpdates.toArray(new IChildrenUpdate[0]); |
| model.fCapturedUpdates.clear(); |
| |
| // Change the model and run another update set. |
| model.setElementChildren(TreePath.EMPTY, new TestElement[] { |
| new TestElement(model, "1-new", new TestElement[0]), |
| new TestElement(model, "2-new", new TestElement[0]), |
| }); |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, false, false); |
| model.postDelta(new ModelDelta(model.getRootElement(), IModelDelta.CONTENT)); |
| while (!areCapturedChildrenUpdatesComplete(model.fCapturedUpdates, model.getRootElement().fChildren.length)) { |
| if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| } |
| |
| // Complete the second set of children updates |
| for (int i = 0; i < model.fCapturedUpdates.size(); i++) { |
| ((IChildrenUpdate)model.fCapturedUpdates.get(i)).done(); |
| } |
| |
| // Then complete the first set. |
| for (int i = 0; i < firstUpdates.length; i++) { |
| firstUpdates[i].done(); |
| } |
| |
| while (!fListener.isFinished(CHILDREN_UPDATES)) if (!fDisplay.readAndDispatch ()) fDisplay.sleep (); |
| |
| // Check viewer data |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| private boolean areCapturedChildrenUpdatesComplete(List capturedUpdates, int childCount) { |
| List expectedChildren = new ArrayList(); |
| for (int i = 0; i < childCount; i++) { |
| expectedChildren.add(new Integer(i)); |
| } |
| IChildrenUpdate[] updates = (IChildrenUpdate[])capturedUpdates.toArray(new IChildrenUpdate[0]); |
| for (int i = 0; i < updates.length; i++) { |
| for (int j = 0; j < updates[i].getLength(); j++) { |
| expectedChildren.remove( new Integer(updates[i].getOffset() + j) ); |
| } |
| } |
| return expectedChildren.isEmpty(); |
| } |
| |
| } |