mirror of https://github.com/apache/ant-ivy
132 lines
4.6 KiB
Java
132 lines
4.6 KiB
Java
/*
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* This file is subject to the licence found in LICENCE.TXT in the root directory of the project.
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* Copyright Jayasoft 2005 - All rights reserved
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*
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* #SNAPSHOT#
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*/
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package fr.jayasoft.ivy;
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import java.io.File;
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import java.io.IOException;
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import java.util.Date;
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import java.util.Random;
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import org.apache.tools.ant.Project;
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import org.apache.tools.ant.taskdefs.Delete;
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import fr.jayasoft.ivy.report.ResolveReport;
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import fr.jayasoft.ivy.resolver.FileSystemResolver;
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import fr.jayasoft.ivy.util.FileUtil;
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import fr.jayasoft.ivy.xml.XmlModuleDescriptorWriter;
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/**
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* Not a Junit test, performance depends on the machine on which the test is run...
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*/
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public class TestPerformance {
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private final static String PATTERN = "build/test/perf/[module]/[artifact]-[revision].[ext]";
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private final Ivy _ivy;
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private File _cache;
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public TestPerformance() throws Exception {
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_ivy = new Ivy();
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FileSystemResolver resolver = new FileSystemResolver();
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resolver.setName("def");
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resolver.setIvy(_ivy);
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resolver.addIvyPattern(PATTERN);
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resolver.addArtifactPattern(PATTERN);
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_ivy.addResolver(resolver);
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_ivy.setDefaultResolver("def");
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}
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protected void setUp() throws Exception {
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createCache();
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}
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private void createCache() {
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_cache = new File("build/cache");
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_cache.mkdirs();
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}
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protected void tearDown() throws Exception {
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cleanCache();
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}
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private void cleanCache() {
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Delete del = new Delete();
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del.setProject(new Project());
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del.setDir(_cache);
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del.execute();
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}
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private void cleanRepo() {
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Delete del = new Delete();
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del.setProject(new Project());
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del.setDir(new File("build/test/perf"));
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del.execute();
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}
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private void generateModules(int nbModules, int minDependencies, int maxDependencies, int minVersions, int maxVersions) throws IOException {
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int nb = 0;
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int curDep = 1;
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int varDeps = maxDependencies - minDependencies;
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int varVersions = maxVersions - minVersions;
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Random r = new Random(System.currentTimeMillis());
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while (nb < nbModules) {
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int deps = minDependencies + r.nextInt(varDeps+1);
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int versions = minVersions + r.nextInt(varVersions+1);
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int prevCurDep = curDep;
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for (int ver = 0; ver < versions; ver++) {
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DefaultModuleDescriptor md = new DefaultModuleDescriptor(ModuleRevisionId.newInstance("jayasoft", "mod"+nb, "1."+ver),
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"integration", new Date());
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curDep = prevCurDep;
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for (int i = 0; i<deps && curDep < nbModules; i++) {
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int d;
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if (i%2 == 1) {
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d = nb + i;
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if (d >= prevCurDep) {
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d = curDep;
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curDep++;
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}
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} else {
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d = curDep;
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curDep++;
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}
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DefaultDependencyDescriptor dd = new DefaultDependencyDescriptor(md,
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ModuleRevisionId.newInstance("jayasoft", "mod"+d, "latest.integration"),
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false, false, true);
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dd.addDependencyConfiguration("default", "default");
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md.addDependency(dd);
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}
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XmlModuleDescriptorWriter.write(md, new File("build/test/perf/mod"+nb+"/ivy-1."+ver+".xml"));
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FileUtil.copy(new File("test/repositories/1/org1/mod1.1/jars/mod1.1-1.0.jar"), new File("build/test/perf/mod"+nb+"/mod"+nb+"-1."+ver+".jar"), null);
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}
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nb++;
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}
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}
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public void testPerfs() throws Exception {
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generateModules(70, 2, 5, 2, 15);
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long start = System.currentTimeMillis();
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ResolveReport report = _ivy.resolve(new File("build/test/perf/mod0/ivy-1.0.xml").toURL(), "1.0", new String[] {"*"}, _cache, null, true);
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long end = System.currentTimeMillis();
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System.out.println("resolve "+report.getConfigurationReport("default").getNodesNumber()+" modules took "+(end - start)+" ms");
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cleanRepo();
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}
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public static void main(String[] args) throws Exception {
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TestPerformance t = new TestPerformance();
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t.setUp();
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t.testPerfs();
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t.tearDown();
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}
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}
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