| /* |
| * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import static jdk.testlibrary.Asserts.assertTrue; |
| import static jdk.testlibrary.Asserts.fail; |
| |
| import java.io.File; |
| import java.util.Arrays; |
| |
| import jdk.test.lib.hprof.HprofParser; |
| import jdk.testlibrary.JDKToolLauncher; |
| import jdk.testlibrary.OutputAnalyzer; |
| import jdk.testlibrary.ProcessTools; |
| |
| /* |
| * @test |
| * @summary Unit test for jmap utility |
| * @key intermittent |
| * @library /lib/testlibrary |
| * @library /test/lib |
| * @build jdk.testlibrary.* |
| * @build jdk.test.lib.hprof.* |
| * @build jdk.test.lib.hprof.model.* |
| * @build jdk.test.lib.hprof.parser.* |
| * @build jdk.test.lib.hprof.util.* |
| * @run main/timeout=240 BasicJMapTest |
| */ |
| public class BasicJMapTest { |
| |
| private static ProcessBuilder processBuilder = new ProcessBuilder(); |
| |
| public static void main(String[] args) throws Exception { |
| testHisto(); |
| testHistoLive(); |
| testFinalizerInfo(); |
| testClstats(); |
| testDump(); |
| testDumpLive(); |
| } |
| |
| private static void testHisto() throws Exception { |
| OutputAnalyzer output = jmap("-histo"); |
| output.shouldHaveExitValue(0); |
| } |
| |
| private static void testHistoLive() throws Exception { |
| OutputAnalyzer output = jmap("-histo:live"); |
| output.shouldHaveExitValue(0); |
| } |
| |
| private static void testFinalizerInfo() throws Exception { |
| OutputAnalyzer output = jmap("-finalizerinfo"); |
| output.shouldHaveExitValue(0); |
| } |
| |
| private static void testClstats() throws Exception { |
| OutputAnalyzer output = jmap("-clstats"); |
| output.shouldHaveExitValue(0); |
| } |
| |
| private static void testDump() throws Exception { |
| dump(false); |
| } |
| |
| private static void testDumpLive() throws Exception { |
| dump(true); |
| } |
| |
| private static void dump(boolean live) throws Exception { |
| File dump = new File("jmap.dump." + System.currentTimeMillis() + ".hprof"); |
| if (dump.exists()) { |
| dump.delete(); |
| } |
| OutputAnalyzer output; |
| if (live) { |
| output = jmap("-dump:live,format=b,file=" + dump.getName()); |
| } else { |
| output = jmap("-dump:format=b,file=" + dump.getName()); |
| } |
| output.shouldHaveExitValue(0); |
| output.shouldContain("Heap dump file created"); |
| verifyDumpFile(dump); |
| dump.delete(); |
| } |
| |
| private static void verifyDumpFile(File dump) { |
| assertTrue(dump.exists() && dump.isFile(), "Could not create dump file " + dump.getAbsolutePath()); |
| try { |
| HprofParser.parse(dump); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail("Could not parse dump file " + dump.getAbsolutePath()); |
| } |
| } |
| |
| private static OutputAnalyzer jmap(String... toolArgs) throws Exception { |
| JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jmap"); |
| if (toolArgs != null) { |
| for (String toolArg : toolArgs) { |
| launcher.addToolArg(toolArg); |
| } |
| } |
| launcher.addToolArg(Long.toString(ProcessTools.getProcessId())); |
| |
| processBuilder.command(launcher.getCommand()); |
| System.out.println(Arrays.toString(processBuilder.command().toArray()).replace(",", "")); |
| OutputAnalyzer output = ProcessTools.executeProcess(processBuilder); |
| System.out.println(output.getOutput()); |
| |
| return output; |
| } |
| |
| } |