jdk8-mips64-public/hotspot: test/runtime/SharedArchiveFile/LimitSharedSizes.java@6cbff0651f1a

     1 /*

     2  * Copyright (c) 2014, 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  */

    24 /* @test LimitSharedSizes

    25  * @summary Test handling of limits on shared space size

    26  * @library /testlibrary

    27  * @run main LimitSharedSizes

    28  */

    30 import com.oracle.java.testlibrary.*;

    32 public class LimitSharedSizes {

    33     private static class SharedSizeTestData {

    34         public String optionName;

    35         public String optionValue;

    36         public String expectedErrorMsg;

    38         public SharedSizeTestData(String name, String value, String msg) {

    39             optionName = name;

    40             optionValue = value;

    41             expectedErrorMsg = msg;

    42         }

    43     }

    45     private static final SharedSizeTestData[] testTable = {

    46         // values in this part of the test table should cause failure

    47         // (shared space sizes are deliberately too small)

    48         new SharedSizeTestData("-XX:SharedReadOnlySize", "4M",      "read only"),

    49         new SharedSizeTestData("-XX:SharedReadWriteSize","4M",      "read write"),

    51         // Known issue, JDK-8038422 (assert() on Windows)

    52         // new SharedSizeTestData("-XX:SharedMiscDataSize", "500k",    "miscellaneous data"),

    54         // Too small of a misc code size should not cause a vm crash.

    55         // It should result in the following error message:

    56         // The shared miscellaneous code space is not large enough

    57         // to preload requested classes. Use -XX:SharedMiscCodeSize=

    58         // to increase the initial size of shared miscellaneous code space.

    59         new SharedSizeTestData("-XX:SharedMiscCodeSize", "20k",     "miscellaneous code"),

    61         // these values are larger than default ones, but should

    62         // be acceptable and not cause failure

    63         new SharedSizeTestData("-XX:SharedReadOnlySize",    "20M", null),

    64         new SharedSizeTestData("-XX:SharedReadWriteSize",   "20M", null),

    65         new SharedSizeTestData("-XX:SharedMiscDataSize",    "20M", null),

    66         new SharedSizeTestData("-XX:SharedMiscCodeSize",    "20M", null)

    67     };

    69     public static void main(String[] args) throws Exception {

    70         String fileName = "test.jsa";

    72         for (SharedSizeTestData td : testTable) {

    73             String option = td.optionName + "=" + td.optionValue;

    74             System.out.println("testing option <" + option + ">");

    76             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

    77                "-XX:+UnlockDiagnosticVMOptions",

    78                "-XX:SharedArchiveFile=./" + fileName,

    79                option,

    80                "-Xshare:dump");

    82             OutputAnalyzer output = new OutputAnalyzer(pb.start());

    84             if (td.expectedErrorMsg != null) {

    85                 output.shouldContain("The shared " + td.expectedErrorMsg

    86                     + " space is not large enough");

    88                 output.shouldHaveExitValue(2);

    89             } else {

    90                 output.shouldNotContain("space is not large enough");

    91                 output.shouldHaveExitValue(0);

    92             }

    93         }

    94     }

    95 }

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