| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation 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: |
| * 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.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| |
| import org.eclipse.core.filebuffers.FileBuffers; |
| import org.eclipse.core.filebuffers.manipulation.ConvertLineDelimitersOperation; |
| import org.eclipse.core.filebuffers.manipulation.FileBufferOperationRunner; |
| |
| /** |
| * Measures the time to convert line delimiters of a project. |
| * |
| * @since 3.1 |
| */ |
| public class ConvertLineDelimitersProjectTest extends TextPerformanceTestCase { |
| |
| private static final Class<ConvertLineDelimitersProjectTest> THIS= ConvertLineDelimitersProjectTest.class; |
| |
| private static final int WARM_UP_RUNS= 5; |
| |
| private static final int MEASURED_RUNS= 5; |
| |
| private static final ConvertLineDelimitersOperation[] OPERATIONS= new ConvertLineDelimitersOperation[] { |
| new ConvertLineDelimitersOperation("\r"), |
| new ConvertLineDelimitersOperation("\n"), |
| new ConvertLineDelimitersOperation("\r\n"), |
| }; |
| |
| private int fOperationIndex= 0; |
| |
| public static Test suite() { |
| return new DisableAutoBuildTestSetup(new TextPluginTestSetup(new TestSuite(THIS))); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| setWarmUpRuns(WARM_UP_RUNS); |
| setMeasuredRuns(MEASURED_RUNS); |
| } |
| |
| /** |
| * Measures the time to convert line delimiters of a project. |
| * |
| * @throws Exception if measure fails |
| */ |
| public void test() throws Exception { |
| measure(getNullPerformanceMeter(), getWarmUpRuns()); |
| measure(createPerformanceMeter(), getMeasuredRuns()); |
| commitAllMeasurements(); |
| assertAllPerformance(); |
| } |
| |
| private void measure(PerformanceMeter performanceMeter, int runs) throws Exception { |
| for (int i= 0; i < runs; i++) { |
| performanceMeter.start(); |
| runOperation(); |
| performanceMeter.stop(); |
| } |
| } |
| |
| private void runOperation() throws CoreException { |
| IFile[] files= EditorTestHelper.findFiles(ResourceTestHelper.getProject(TextPluginTestSetup.PROJECT)); |
| FileBufferOperationRunner runner= new FileBufferOperationRunner(FileBuffers.getTextFileBufferManager(), null); |
| runner.execute(getLocations(files), OPERATIONS[fOperationIndex], null); |
| fOperationIndex= (fOperationIndex + 1) % OPERATIONS.length; |
| } |
| |
| private static IPath[] getLocations(IResource[] files) { |
| IPath[] locations= new IPath[files.length]; |
| for (int i= 0; i < locations.length; i++) |
| locations[i]= files[i].getFullPath(); |
| return locations; |
| } |
| } |