| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.jdt.text.tests.performance; |
| |
| import junit.framework.Test; |
| import junit.framework.TestSuite; |
| import org.eclipse.test.performance.PerformanceMeter; |
| |
| import org.eclipse.jface.action.IAction; |
| |
| import org.eclipse.ui.texteditor.AbstractTextEditor; |
| |
| import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.StructureSelectionAction; |
| |
| /** |
| * Measures the time to semantically expand the selection in a large file in the |
| * Java editor. |
| * |
| * @since 3.1 |
| */ |
| public class JavaExpandSelectionTest extends TextPerformanceTestCase { |
| |
| private static final Class THIS= JavaExpandSelectionTest.class; |
| |
| private static final String FILE= PerformanceTestSetup.STYLED_TEXT; |
| |
| private static final int WARM_UP_RUNS= 5; |
| |
| private static final int MEASURED_RUNS= 5; |
| |
| private static final int LINE= 3347; |
| |
| private static final int COLUMN= 38; |
| |
| private static final int REPEAT= 10; |
| |
| private AbstractTextEditor fEditor; |
| |
| public static Test suite() { |
| return new PerformanceTestSetup(new TestSuite(THIS)); |
| } |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| fEditor= (AbstractTextEditor) EditorTestHelper.openInEditor(ResourceTestHelper.findFile(FILE), true); |
| EditorTestHelper.joinBackgroundActivities(fEditor); |
| setWarmUpRuns(WARM_UP_RUNS); |
| setMeasuredRuns(MEASURED_RUNS); |
| } |
| |
| protected void tearDown() throws Exception { |
| super.tearDown(); |
| EditorTestHelper.closeAllEditors(); |
| } |
| |
| /** |
| * Measures the time to semantically expand the selection in a large |
| * file in the Java editor. |
| * |
| * @throws Exception |
| */ |
| public void test() throws Exception { |
| measure(getNullPerformanceMeter(), getWarmUpRuns()); |
| measure(createPerformanceMeter(), getMeasuredRuns()); |
| commitAllMeasurements(); |
| assertAllPerformance(); |
| } |
| |
| private void measure(PerformanceMeter performanceMeter, int runs) throws Exception { |
| IAction action= fEditor.getAction(StructureSelectionAction.ENCLOSING); |
| int offset= EditorTestHelper.getDocument(fEditor).getLineOffset(LINE) + COLUMN; |
| for (int i= 0; i < runs; i++) { |
| fEditor.selectAndReveal(offset, 0); |
| performanceMeter.start(); |
| for (int j= 0; j < REPEAT; j++) |
| runAction(action); |
| performanceMeter.stop(); |
| } |
| } |
| |
| private void runAction(IAction action) { |
| action.run(); |
| EditorTestHelper.runEventQueue(); |
| } |
| } |