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annotate test/gc/logging/TestGCId.java @ 20195:418bb2c2b55a

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8049327: [TESTBUG] gc/logging/TestGCId.java assumes default PrintGCID value is true Reviewed-by: ehelin, tschatzl
author brutisso
date Mon, 07 Jul 2014 14:44:33 +0200
parents 0982ec23da03
children
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20190
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1 /*
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /*
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25 * @test TestGCId
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26 * @bug 8043607
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27 * @summary Ensure that the GCId is logged
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28 * @key gc
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29 * @library /testlibrary
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30 */
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31
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32 import com.oracle.java.testlibrary.ProcessTools;
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33 import com.oracle.java.testlibrary.OutputAnalyzer;
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34
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35 public class TestGCId {
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36 public static void main(String[] args) throws Exception {
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37 testGCId("UseParallelGC", "PrintGC");
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38 testGCId("UseParallelGC", "PrintGCDetails");
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39
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40 testGCId("UseG1GC", "PrintGC");
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41 testGCId("UseG1GC", "PrintGCDetails");
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42
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43 testGCId("UseConcMarkSweepGC", "PrintGC");
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44 testGCId("UseConcMarkSweepGC", "PrintGCDetails");
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45
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46 testGCId("UseSerialGC", "PrintGC");
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47 testGCId("UseSerialGC", "PrintGCDetails");
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48 }
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49
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50 private static void verifyContainsGCIDs(OutputAnalyzer output) {
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51 output.shouldMatch("^#0: \\[");
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52 output.shouldMatch("^#1: \\[");
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53 output.shouldHaveExitValue(0);
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54 }
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55
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56 private static void verifyContainsNoGCIDs(OutputAnalyzer output) {
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57 output.shouldNotMatch("^#[0-9]+: \\[");
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58 output.shouldHaveExitValue(0);
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59 }
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60
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61 private static void testGCId(String gcFlag, String logFlag) throws Exception {
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62 // GCID logging enabled
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63 ProcessBuilder pb_enabled =
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64 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:+PrintGCID", GCTest.class.getName());
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65 verifyContainsGCIDs(new OutputAnalyzer(pb_enabled.start()));
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66
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67 // GCID logging disabled
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68 ProcessBuilder pb_disabled =
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69 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:-PrintGCID", GCTest.class.getName());
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70 verifyContainsNoGCIDs(new OutputAnalyzer(pb_disabled.start()));
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71
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72 // GCID logging default
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73 ProcessBuilder pb_default =
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74 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", GCTest.class.getName());
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75 verifyContainsNoGCIDs(new OutputAnalyzer(pb_default.start()));
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76 }
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77
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78 static class GCTest {
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79 private static byte[] garbage;
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80 public static void main(String [] args) {
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81 System.out.println("Creating garbage");
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82 // create 128MB of garbage. This should result in at least one GC
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83 for (int i = 0; i < 1024; i++) {
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84 garbage = new byte[128 * 1024];
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85 }
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86 // do a system gc to get one more gc
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87 System.gc();
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88 System.out.println("Done");
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89 }
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90 }
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91 }