| /******************************************************************************* |
| * Copyright (c) 2009, 2018 Wind River Systems 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: |
| * Wind River Systems - initial API and implementation |
| * IBM Corporation - clean-up |
| *******************************************************************************/ |
| package org.eclipse.debug.tests.viewer.model; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.eclipse.debug.internal.ui.viewers.model.IInternalTreeModelViewer; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.IModelDelta; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.ModelDelta; |
| import org.eclipse.debug.tests.TestUtil; |
| import org.eclipse.debug.tests.viewer.model.TestModel.TestElement; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ITreeSelection; |
| import org.eclipse.jface.viewers.TreePath; |
| import org.eclipse.jface.viewers.TreeSelection; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| import org.junit.Test; |
| |
| /** |
| * Tests to verify that the viewer property updates when created |
| * with the SWT.POPUP style. |
| * |
| * @since 3.6 |
| */ |
| abstract public class PopupTests extends AbstractViewerModelTest implements ITestModelUpdatesListenerConstants { |
| |
| @Override |
| protected TestModelUpdatesListener createListener(IInternalTreeModelViewer viewer) { |
| return new TestModelUpdatesListener(viewer, false, false); |
| } |
| |
| protected IInternalTreeModelViewer getCTargetViewer() { |
| return fViewer; |
| } |
| |
| @Override |
| protected IInternalTreeModelViewer createViewer(Display display, Shell shell) { |
| return createViewer(display, shell, SWT.POP_UP); |
| } |
| |
| abstract protected IInternalTreeModelViewer createViewer(Display display, Shell shell, int style); |
| |
| /** |
| * This test verifies that content updates are still being performed. |
| */ |
| @Test |
| public void testRefreshStruct() throws Exception { |
| //TreeModelViewerAutopopulateAgent autopopulateAgent = new TreeModelViewerAutopopulateAgent(fViewer); |
| |
| TestModel model = TestModel.simpleSingleLevel(); |
| fViewer.setAutoExpandLevel(-1); |
| |
| // Create the listener |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, true, false); |
| |
| // Set the input into the view and update the view. |
| fViewer.setInput(model.getRootElement()); |
| waitWhile(t -> !fListener.isFinished(), createListenerErrorMessage()); |
| model.validateData(fViewer, TreePath.EMPTY); |
| |
| // Update the model |
| TestElement element = model.getRootElement().getChildren()[0]; |
| TreePath elementPath = new TreePath(new Object[] { element }); |
| TestElement[] newChildren = new TestElement[] { |
| new TestElement(model, "1.1 - new", new TestElement[0]), //$NON-NLS-1$ |
| new TestElement(model, "1.2 - new", new TestElement[0]), //$NON-NLS-1$ |
| new TestElement(model, "1.3 - new", new TestElement[0]), //$NON-NLS-1$ |
| }; |
| ModelDelta delta = model.setElementChildren(elementPath, newChildren); |
| |
| fListener.reset(elementPath, element, -1, true, false); |
| model.postDelta(delta); |
| waitWhile(t -> !fListener.isFinished(), createListenerErrorMessage()); |
| model.validateData(fViewer, TreePath.EMPTY); |
| } |
| |
| /** |
| * This test verifies that expand and select updates are being ignored. |
| */ |
| @Test |
| public void testExpandAndSelect() throws Exception { |
| TestModel model = TestModel.simpleMultiLevel(); |
| |
| // Create the listener |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), 1, true, false); |
| |
| // Set the input into the view and update the view. |
| fViewer.setInput(model.getRootElement()); |
| waitWhile(t -> !fListener.isFinished(), createListenerErrorMessage()); |
| model.validateData(fViewer, TreePath.EMPTY, true); |
| |
| // Create the delta |
| fListener.reset(); |
| // TODO Investigate: there seem to be unnecessary updates being issued |
| // by the viewer. These include the updates that are commented out: |
| // For now disable checking for extra updates. |
| fListener.setFailOnRedundantUpdates(false); |
| TestElement element = model.getRootElement(); |
| TreePath path_root = TreePath.EMPTY; |
| ModelDelta delta= new ModelDelta(model.getRootElement(), -1, IModelDelta.EXPAND, element.getChildren().length); |
| ModelDelta deltaRoot = delta; |
| element = element.getChildren()[2]; |
| TreePath path_root_3 = path_root.createChildPath(element); |
| delta.addNode(element, 2, IModelDelta.SELECT | IModelDelta.EXPAND, element.fChildren.length); |
| |
| // Validate the expansion state BEFORE posting the delta. |
| |
| IInternalTreeModelViewer contentProviderViewer = fViewer; |
| assertFalse(contentProviderViewer.getExpandedState(path_root_3)); |
| |
| model.postDelta(deltaRoot); |
| TestUtil.processUIEvents(); |
| waitWhile(t -> !fListener.isFinished(MODEL_CHANGED_COMPLETE) |
| && (fListener.isFinished(CONTENT_SEQUENCE_STARTED) |
| || !fListener.isFinished(CONTENT_SEQUENCE_STARTED) && !fListener.isFinished(CONTENT_SEQUENCE_COMPLETE)), |
| createListenerErrorMessage()); |
| model.validateData(fViewer, TreePath.EMPTY, true); |
| |
| // Validate the expansion state AFTER posting the delta. |
| assertFalse(contentProviderViewer.getExpandedState(path_root_3)); |
| |
| // Verify selection |
| ISelection selection = fViewer.getSelection(); |
| if (selection instanceof ITreeSelection) { |
| List<TreePath> selectionPathsList = Arrays.asList(((ITreeSelection) selection).getPaths()); |
| assertFalse(selectionPathsList.contains(path_root_3)); |
| } else { |
| fail("Not a tree selection"); //$NON-NLS-1$ |
| } |
| } |
| |
| @Test |
| public void testPreserveExpandedOnSubTreeContent() throws Exception { |
| //TreeModelViewerAutopopulateAgent autopopulateAgent = new TreeModelViewerAutopopulateAgent(fViewer); |
| TestModel model = TestModel.simpleMultiLevel(); |
| |
| // Expand all |
| fViewer.setAutoExpandLevel(-1); |
| |
| // Create the listener, |
| fListener.reset(TreePath.EMPTY, model.getRootElement(), -1, true, false); |
| |
| // Set the input into the view and update the view. |
| fViewer.setInput(model.getRootElement()); |
| waitWhile(t -> !fListener.isFinished(), createListenerErrorMessage()); |
| model.validateData(fViewer, TreePath.EMPTY, true); |
| |
| // Turn off auto-expansion |
| fViewer.setAutoExpandLevel(0); |
| |
| // Set a selection in view |
| TreeSelection originalSelection = new TreeSelection(model.findElement("3.3.1")); //$NON-NLS-1$ |
| fViewer.setSelection(originalSelection); |
| |
| // Update the model |
| model.addElementChild(model.findElement("3"), null, 0, new TestElement(model, "3.0 - new", new TestElement[0])); //$NON-NLS-1$ //$NON-NLS-2$ |
| |
| // Create the delta for element "3" with content update. |
| TreePath elementPath = model.findElement("3"); //$NON-NLS-1$ |
| ModelDelta rootDelta = new ModelDelta(model.getRootElement(), IModelDelta.NO_CHANGE); |
| ModelDelta elementDelta = model.getElementDelta(rootDelta, elementPath, true); |
| elementDelta.setFlags(IModelDelta.CONTENT); |
| |
| // Note: Re-expanding nodes causes redundant updates. |
| fListener.reset(false, false); |
| fListener.addUpdates(getCTargetViewer(), elementPath, model.getElement(elementPath), -1, ALL_UPDATES_COMPLETE); |
| |
| // Post the sub-tree update |
| model.postDelta(rootDelta); |
| waitWhile(t -> !fListener.isFinished(ALL_UPDATES_COMPLETE | STATE_RESTORE_COMPLETE), createListenerErrorMessage()); |
| |
| // Validate data |
| model.validateData(fViewer, TreePath.EMPTY, true); |
| assertTrue(getCTargetViewer().getExpandedState(model.findElement("3")) == true); //$NON-NLS-1$ |
| // On windows, getExpandedState() may return true for an element with no children: |
| // assertTrue(getCTargetViewer().getExpandedState(model.findElement("3.0 - new")) == false); |
| assertTrue(getCTargetViewer().getExpandedState(model.findElement("3.1")) == true); //$NON-NLS-1$ |
| assertTrue(getCTargetViewer().getExpandedState(model.findElement("3.2")) == true); //$NON-NLS-1$ |
| assertTrue(getCTargetViewer().getExpandedState(model.findElement("3.3")) == true); //$NON-NLS-1$ |
| assertTrue( areTreeSelectionsEqual(originalSelection, (ITreeSelection)fViewer.getSelection()) ); |
| } |
| |
| private boolean areTreeSelectionsEqual(ITreeSelection sel1, ITreeSelection sel2) { |
| Set<TreePath> sel1Set = new HashSet<>(); |
| sel1Set.addAll( Arrays.asList(sel1.getPaths()) ); |
| |
| Set<TreePath> sel2Set = new HashSet<>(); |
| sel2Set.addAll( Arrays.asList(sel2.getPaths()) ); |
| |
| return sel1Set.equals(sel2Set); |
| } |
| |
| |
| } |