1 /* 2 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8163346 27 * @summary Test hashing of extended characters in Serviceability Agent. 28 * @requires vm.hasSAandCanAttach 29 * @library /test/lib 30 * @library /lib/testlibrary 31 * @compile -encoding utf8 HeapDumpTest.java 32 * @run main/timeout=240 HeapDumpTest 33 */ 34 35 import static jdk.testlibrary.Asserts.assertTrue; 36 37 import java.io.IOException; 38 import java.io.File; 39 import java.util.List; 40 import java.util.Arrays; 41 42 import jdk.test.lib.process.OutputAnalyzer; 43 import jdk.test.lib.process.ProcessTools; 44 import jdk.test.lib.apps.LingeredApp; 45 import jdk.test.lib.Platform; 46 import jdk.test.lib.hprof.parser.HprofReader; 47 import jdk.testlibrary.JDKToolLauncher; 48 49 public class HeapDumpTest { 50 51 private static LingeredAppWithExtendedChars theApp = null; 52 53 /** 54 * 55 * @param vmArgs - tool arguments to launch jhsdb 56 * @return exit code of tool 57 */ 58 public static void launch(String expectedMessage, List<String> toolArgs) 59 throws IOException { 60 61 System.out.println("Starting LingeredApp"); 62 try { 63 theApp = new LingeredAppWithExtendedChars(); 64 LingeredApp.startApp(Arrays.asList("-Xmx256m"), theApp); 65 66 System.out.println(theApp.\u00CB); 67 System.out.println("Starting " + toolArgs.get(0) + " against " + theApp.getPid()); 68 JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jhsdb"); 69 70 for (String cmd : toolArgs) { 71 launcher.addToolArg(cmd); 72 } 73 74 launcher.addToolArg("--pid=" + Long.toString(theApp.getPid())); 75 76 ProcessBuilder processBuilder = new ProcessBuilder(launcher.getCommand()); 77 processBuilder.redirectError(ProcessBuilder.Redirect.INHERIT); 78 OutputAnalyzer output = ProcessTools.executeProcess(processBuilder); 79 System.out.println("stdout:"); 80 System.out.println(output.getStdout()); 81 System.out.println("stderr:"); 82 System.out.println(output.getStderr()); 83 output.shouldContain(expectedMessage); 84 output.shouldHaveExitValue(0); 85 86 } catch (Exception ex) { 87 throw new RuntimeException("Test ERROR " + ex, ex); 88 } finally { 89 LingeredApp.stopApp(theApp); 90 } 91 } 92 93 public static void launch(String expectedMessage, String... toolArgs) 94 throws IOException { 95 96 launch(expectedMessage, Arrays.asList(toolArgs)); 97 } 98 99 public static void printStackTraces(String file) throws IOException { 100 try { 101 String output = HprofReader.getStack(file, 0); 102 if (!output.contains("LingeredAppWithExtendedChars.main")) { 103 throw new RuntimeException("'LingeredAppWithExtendedChars.main' missing from stdout/stderr"); 104 } 105 } catch (Exception ex) { 106 throw new RuntimeException("Test ERROR " + ex, ex); 107 } 108 } 109 110 public static void testHeapDump() throws IOException { 111 File dump = new File("jhsdb.jmap.heap." + 112 System.currentTimeMillis() + ".hprof"); 113 if (dump.exists()) { 114 dump.delete(); 115 } 116 117 launch("heap written to", "jmap", 118 "--binaryheap", "--dumpfile=" + dump.getAbsolutePath()); 119 120 assertTrue(dump.exists() && dump.isFile(), 121 "Could not create dump file " + dump.getAbsolutePath()); 122 123 printStackTraces(dump.getAbsolutePath()); 124 125 dump.delete(); 126 } 127 128 public static void main(String[] args) throws Exception { 129 130 testHeapDump(); 131 132 // The test throws RuntimeException on error. 133 // IOException is thrown if LingeredApp can't start because of some bad 134 // environment condition 135 System.out.println("Test PASSED"); 136 } 137 }