Mercurial > hg > truffle
annotate test/runtime/7194254/Test7194254.java @ 12361:ec57cc36371e
introduced @InjectedNodeParameter annotation to make injection of arguments during node intrinsification more extensible
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Fri, 11 Oct 2013 21:58:41 +0200 |
| parents | 48087f745a86 |
| children |
| rev | line source |
|---|---|
| 6766 | 1 /* |
| 2 * Copyright (c) 2012, 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 7194254 | |
| 27 * @summary Creates several threads with different java priorities and checks | |
| 28 * whether jstack reports correct priorities for them. | |
| 29 * | |
|
6835
48087f745a86
7199186: runtime/7194254/Test7194254.java fails - wrong test name on @run
dholmes
parents:
6766
diff
changeset
|
30 * @run main Test7194254 |
| 6766 | 31 */ |
| 32 | |
| 33 import java.io.BufferedReader; | |
| 34 import java.io.InputStreamReader; | |
| 35 import java.lang.management.ManagementFactory; | |
| 36 import java.lang.management.RuntimeMXBean; | |
| 37 import java.util.ArrayList; | |
| 38 import java.util.List; | |
| 39 import java.util.concurrent.CyclicBarrier; | |
| 40 import java.util.regex.Matcher; | |
| 41 import java.util.regex.Pattern; | |
| 42 | |
| 43 public class Test7194254 { | |
| 44 | |
| 45 public static void main(String[] args) throws Exception { | |
| 46 final int NUMBER_OF_JAVA_PRIORITIES = | |
| 47 Thread.MAX_PRIORITY - Thread.MIN_PRIORITY + 1; | |
| 48 final CyclicBarrier barrier = | |
| 49 new CyclicBarrier(NUMBER_OF_JAVA_PRIORITIES + 1); | |
| 50 | |
| 51 for (int p = Thread.MIN_PRIORITY; p <= Thread.MAX_PRIORITY; ++p) { | |
| 52 final int priority = p; | |
| 53 new Thread("Priority=" + p) { | |
| 54 { | |
| 55 setPriority(priority); | |
| 56 } | |
| 57 public void run() { | |
| 58 try { | |
| 59 barrier.await(); // 1st | |
| 60 barrier.await(); // 2nd | |
| 61 } catch (Exception exc) { | |
| 62 // ignore | |
| 63 } | |
| 64 } | |
| 65 }.start(); | |
| 66 } | |
| 67 barrier.await(); // 1st | |
| 68 | |
| 69 int matches = 0; | |
| 70 List<String> failed = new ArrayList<>(); | |
| 71 try { | |
| 72 String pid = getPid(); | |
| 73 String jstack = System.getProperty("java.home") + "/../bin/jstack"; | |
| 74 Process process = new ProcessBuilder(jstack, pid) | |
| 75 .redirectErrorStream(true).start(); | |
| 76 Pattern pattern = Pattern.compile( | |
| 77 "\\\"Priority=(\\d+)\\\".* prio=(\\d+).*"); | |
| 78 try (BufferedReader reader = new BufferedReader( | |
| 79 new InputStreamReader(process.getInputStream()))) { | |
| 80 String line; | |
| 81 while((line = reader.readLine()) != null) { | |
| 82 Matcher matcher = pattern.matcher(line); | |
| 83 if (matcher.matches()) { | |
| 84 matches += 1; | |
| 85 String expected = matcher.group(1); | |
| 86 String actual = matcher.group(2); | |
| 87 if (!expected.equals(actual)) { | |
| 88 failed.add(line); | |
| 89 } | |
| 90 } | |
| 91 } | |
| 92 } | |
| 93 barrier.await(); // 2nd | |
| 94 } finally { | |
| 95 barrier.reset(); | |
| 96 } | |
| 97 | |
| 98 if (matches != NUMBER_OF_JAVA_PRIORITIES) { | |
| 99 throw new AssertionError("matches: expected " + | |
| 100 NUMBER_OF_JAVA_PRIORITIES + ", but was " + matches); | |
| 101 } | |
| 102 if (!failed.isEmpty()) { | |
| 103 throw new AssertionError(failed.size() + ":" + failed); | |
| 104 } | |
| 105 System.out.println("Test passes."); | |
| 106 } | |
| 107 | |
| 108 static String getPid() { | |
| 109 RuntimeMXBean runtimebean = ManagementFactory.getRuntimeMXBean(); | |
| 110 String vmname = runtimebean.getName(); | |
| 111 int i = vmname.indexOf('@'); | |
| 112 if (i != -1) { | |
| 113 vmname = vmname.substring(0, i); | |
| 114 } | |
| 115 return vmname; | |
| 116 } | |
| 117 | |
| 118 } | |
| 119 |