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annotate test/gc/arguments/TestSurvivorAlignmentInBytesOption.java @ 22802:0ef505d06e12

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8066143: [TESTBUG] New tests in gc/survivorAlignment/ fails Reviewed-by: jmasa
author fzhinkin
date Mon, 15 Dec 2014 18:11:51 +0400
parents 860297c03bbc
children
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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 import com.oracle.java.testlibrary.ExitCode;
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25 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
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26
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27 /**
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28 * @test
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29 * @bug 8031323
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30 * @summary Verify SurvivorAlignmentInBytes option processing.
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31 * @library /testlibrary
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32 * @requires vm.opt.SurvivorAlignmentInBytes == null
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33 * & vm.opt.ObjectAlignmentInBytes == null
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34 * & vm.opt.UnlockExperimentalVMOptions == null
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35 * & (vm.opt.IgnoreUnrecognizedVMOptions == null
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36 * | vm.opt.IgnoreUnrecognizedVMOptions == "false")
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37 * @run main TestSurvivorAlignmentInBytesOption
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38 */
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39 public class TestSurvivorAlignmentInBytesOption {
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40 public static void main(String args[]) throws Throwable {
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41 String optionName = "SurvivorAlignmentInBytes";
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42 String unlockExperimentalVMOpts = "UnlockExperimentalVMOptions";
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43 String optionIsExperimental
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44 = CommandLineOptionTest.getExperimentalOptionErrorMessage(
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45 optionName);
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46 String valueIsTooSmall= ".*SurvivorAlignmentInBytes=.*must be greater"
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47 + " than ObjectAlignmentInBytes.*";
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48 String mustBePowerOf2 = ".*SurvivorAlignmentInBytes=.*must be "
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49 + "power of 2.*";
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50
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51 // Verify that without -XX:+UnlockExperimentalVMOptions usage of
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52 // SurvivorAlignmentInBytes option will cause JVM startup failure
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53 // with the warning message saying that that option is experimental.
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54 CommandLineOptionTest.verifyJVMStartup(
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55 new String[]{optionIsExperimental}, null, ExitCode.FAIL, false,
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56 "-XX:-UnlockExperimentalVMOptions",
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57 CommandLineOptionTest.prepareBooleanFlag(
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58 unlockExperimentalVMOpts, false),
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59 CommandLineOptionTest.prepareNumericFlag(optionName, 64));
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60
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61 // Verify that with -XX:+UnlockExperimentalVMOptions passed to JVM
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62 // usage of SurvivorAlignmentInBytes option won't cause JVM startup
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63 // failure.
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64 CommandLineOptionTest.verifyJVMStartup(
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65 null, new String[]{optionIsExperimental}, ExitCode.OK, false,
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66 CommandLineOptionTest.prepareBooleanFlag(
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67 unlockExperimentalVMOpts, true),
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68 CommandLineOptionTest.prepareNumericFlag(optionName, 64));
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69
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70 // Verify that if specified SurvivorAlignmentInBytes is lower then
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71 // ObjectAlignmentInBytes, then the JVM startup will fail with
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72 // appropriate error message.
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73 CommandLineOptionTest.verifyJVMStartup(
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74 new String[]{valueIsTooSmall}, null, ExitCode.FAIL, false,
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75 CommandLineOptionTest.prepareBooleanFlag(
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76 unlockExperimentalVMOpts, true),
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77 CommandLineOptionTest.prepareNumericFlag(optionName, 2));
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78
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79 // Verify that if specified SurvivorAlignmentInBytes value is not
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80 // a power of 2 then the JVM startup will fail with appropriate error
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81 // message.
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82 CommandLineOptionTest.verifyJVMStartup(
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83 new String[]{mustBePowerOf2}, null, ExitCode.FAIL, false,
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84 CommandLineOptionTest.prepareBooleanFlag(
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85 unlockExperimentalVMOpts, true),
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86 CommandLineOptionTest.prepareNumericFlag(optionName, 127));
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87
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88 // Verify that if SurvivorAlignmentInBytes has correct value, then
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89 // the JVM will be started without errors.
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90 CommandLineOptionTest.verifyJVMStartup(
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91 null, new String[]{".*SurvivorAlignmentInBytes.*"},
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92 ExitCode.OK, false,
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93 CommandLineOptionTest.prepareBooleanFlag(
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94 unlockExperimentalVMOpts, true),
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95 CommandLineOptionTest.prepareNumericFlag(optionName, 128));
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96
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97 // Verify that we can setup different SurvivorAlignmentInBytes values.
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98 for (int alignment = 32; alignment <= 128; alignment *= 2) {
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99 CommandLineOptionTest.verifyOptionValue(optionName,
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100 Integer.toString(alignment),
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101 CommandLineOptionTest.prepareBooleanFlag(
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102 unlockExperimentalVMOpts, true),
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103 CommandLineOptionTest.prepareNumericFlag(
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104 optionName, alignment));
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105 }
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106 }
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107 }