diff options
Diffstat (limited to 'org.eclipse.jdt.core.tests.performance')
| -rw-r--r-- | org.eclipse.jdt.core.tests.performance/src/org/eclipse/jdt/core/tests/performance/FullSourceWorkspaceModelTests.java | 67 |
1 files changed, 66 insertions, 1 deletions
diff --git a/org.eclipse.jdt.core.tests.performance/src/org/eclipse/jdt/core/tests/performance/FullSourceWorkspaceModelTests.java b/org.eclipse.jdt.core.tests.performance/src/org/eclipse/jdt/core/tests/performance/FullSourceWorkspaceModelTests.java index 57f046fe45..2cd10aa25c 100644 --- a/org.eclipse.jdt.core.tests.performance/src/org/eclipse/jdt/core/tests/performance/FullSourceWorkspaceModelTests.java +++ b/org.eclipse.jdt.core.tests.performance/src/org/eclipse/jdt/core/tests/performance/FullSourceWorkspaceModelTests.java @@ -1,5 +1,5 @@ /******************************************************************************* - * Copyright (c) 2000, 2012 IBM Corporation and others. + * Copyright (c) 2000, 2013 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 @@ -7,6 +7,7 @@ * * Contributors: * IBM Corporation - initial API and implementation + * Thirumala Reddy Mutchukota <thirumala@google.com> - Contribution to bug: https://bugs.eclipse.org/bugs/show_bug.cgi?id=411423 *******************************************************************************/ package org.eclipse.jdt.core.tests.performance; @@ -1436,6 +1437,70 @@ public void testRefreshExternalArchives() throws Exception { } } +// https://bugs.eclipse.org/bugs/show_bug.cgi?id=411423 +public void testResolveClasspath() throws Exception { + int jarCount = 100; + File[] libraryFiles = new File[jarCount]; + File[] srcAttachmentFiles = new File[jarCount]; + IClasspathEntry[] oldClasspath = BIG_PROJECT.getRawClasspath(); + try { + IClasspathEntry[] classpath = new IClasspathEntry[jarCount]; + for (int index = 0; index < jarCount; index++) { + String libraryFilePath = getExternalResourcePath("lib" + index + ".jar"); + org.eclipse.jdt.core.tests.util.Util.createJar(new String[0], + new String[] { + "META-INF/MANIFEST.MF", + "Manifest-Version: 1.0\n", + }, + libraryFilePath, + JavaCore.VERSION_1_4); + libraryFiles[index] = new File(libraryFilePath); + + String srcAttachmentFilePath = getExternalResourcePath("lib" + index + "-src.jar"); + org.eclipse.jdt.core.tests.util.Util.createJar(new String[0], + new String[] { + "META-INF/MANIFEST.MF", + "Manifest-Version: 1.0\n", + }, + srcAttachmentFilePath, + JavaCore.VERSION_1_4); + srcAttachmentFiles[index] = new File(srcAttachmentFilePath); + + classpath[index] = JavaCore.newLibraryEntry(new Path(libraryFilePath), new Path(srcAttachmentFilePath), null); + } + BIG_PROJECT.setRawClasspath(classpath, null); + + // warm up + int max = 20; + int warmup = WARMUP_COUNT / 10; + for (int i = 0; i < warmup; i++) { + for (int j = 0; j < max; j++) { + BIG_PROJECT.resolveClasspath(classpath); + } + } + + // measure performance + for (int i = 0; i < MEASURES_COUNT; i++) { + runGc(); + startMeasuring(); + for (int j = 0; j < max; j++) { + BIG_PROJECT.resolveClasspath(classpath); + } + stopMeasuring(); + } + + commitMeasurements(); + assertPerformance(); + + } finally { + BIG_PROJECT.setRawClasspath(oldClasspath, null); + for (int index = 0; index < libraryFiles.length; index++) { + libraryFiles[index].delete(); + srcAttachmentFiles[index].delete(); + } + } +} + protected void resetCounters() { // do nothing } |