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20488
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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 /* @test LimitSharedSizes
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25 * @summary Test handling of limits on shared space size
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26 * @library /testlibrary
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27 * @run main LimitSharedSizes
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28 */
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29
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30 import com.oracle.java.testlibrary.*;
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31
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32 public class LimitSharedSizes {
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33 private static class SharedSizeTestData {
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34 public String optionName;
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35 public String optionValue;
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36 public String expectedErrorMsg;
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37
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38 public SharedSizeTestData(String name, String value, String msg) {
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39 optionName = name;
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40 optionValue = value;
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41 expectedErrorMsg = msg;
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42 }
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43 }
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44
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45 private static final SharedSizeTestData[] testTable = {
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46 // values in this part of the test table should cause failure
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47 // (shared space sizes are deliberately too small)
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48 new SharedSizeTestData("-XX:SharedReadOnlySize", "4M", "read only"),
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49 new SharedSizeTestData("-XX:SharedReadWriteSize","4M", "read write"),
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50
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51 // Known issue, JDK-8038422 (assert() on Windows)
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52 // new SharedSizeTestData("-XX:SharedMiscDataSize", "500k", "miscellaneous data"),
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53
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54 // This will cause a VM crash; commenting out for now; see bug JDK-8038268
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55 // @ignore JDK-8038268
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56 // new SharedSizeTestData("-XX:SharedMiscCodeSize", "20k", "miscellaneous code"),
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57
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58 // these values are larger than default ones, but should
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59 // be acceptable and not cause failure
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60 new SharedSizeTestData("-XX:SharedReadOnlySize", "20M", null),
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61 new SharedSizeTestData("-XX:SharedReadWriteSize", "20M", null),
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62 new SharedSizeTestData("-XX:SharedMiscDataSize", "20M", null),
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63 new SharedSizeTestData("-XX:SharedMiscCodeSize", "20M", null)
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64 };
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65
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66 public static void main(String[] args) throws Exception {
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67 String fileName = "test.jsa";
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68
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69 for (SharedSizeTestData td : testTable) {
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70 String option = td.optionName + "=" + td.optionValue;
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71 System.out.println("testing option <" + option + ">");
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72
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73 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
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74 "-XX:+UnlockDiagnosticVMOptions",
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75 "-XX:SharedArchiveFile=./" + fileName,
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76 option,
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77 "-Xshare:dump");
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78
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79 OutputAnalyzer output = new OutputAnalyzer(pb.start());
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80
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81 if (td.expectedErrorMsg != null) {
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82 output.shouldContain("The shared " + td.expectedErrorMsg
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83 + " space is not large enough");
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84
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85 output.shouldHaveExitValue(2);
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86 } else {
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87 output.shouldNotContain("space is not large enough");
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88 output.shouldHaveExitValue(0);
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89 }
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90 }
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91 }
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92 }
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