jdk8-mips64-public/hotspot: test/gc/arguments/TestHeapFreeRatio.java@3b4e1b5c13a0

8037510: CMM Testing: Min/MaxHeapFreeRatio flags should be manageable through the API
Summary: Added tests for Min/MaxHeapFreeRatio flags
Reviewed-by: jwilhelm, tschatzl
Contributed-by: andrey.x.zakharov@oracle.com

     1 /*

     2  * Copyright (c) 2013, 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 /*

    25  * @test TestHeapFreeRatio

    26  * @key gc

    27  * @bug 8025661

    28  * @summary Test parsing of -Xminf and -Xmaxf

    29  * @library /testlibrary

    30  * @run main/othervm TestHeapFreeRatio

    31  */

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

    35 public class TestHeapFreeRatio {

    37   enum Validation {

    38     VALID,

    39     MIN_INVALID,

    40     MAX_INVALID,

    41     COMBINATION_INVALID

    42   }

    44   private static void testMinMaxFreeRatio(String min, String max, Validation type) throws Exception {

    45     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

    46         "-Xminf" + min,

    47         "-Xmaxf" + max,

    48         "-version");

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

    51     switch (type) {

    52     case VALID:

    53       output.shouldNotContain("Error");

    54       output.shouldHaveExitValue(0);

    55       break;

    56     case MIN_INVALID:

    57       output.shouldContain("Bad min heap free percentage size: -Xminf" + min);

    58       output.shouldContain("Error");

    59       output.shouldHaveExitValue(1);

    60       break;

    61     case MAX_INVALID:

    62       output.shouldContain("Bad max heap free percentage size: -Xmaxf" + max);

    63       output.shouldContain("Error");

    64       output.shouldHaveExitValue(1);

    65       break;

    66     case COMBINATION_INVALID:

    67       output.shouldContain("must be less than or equal to MaxHeapFreeRatio");

    68       output.shouldContain("Error");

    69       output.shouldHaveExitValue(1);

    70       break;

    71     default:

    72       throw new IllegalStateException("Must specify expected validation type");

    73     }

    75     System.out.println(output.getOutput());

    76   }

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

    79     testMinMaxFreeRatio( "0.1", "0.5", Validation.VALID);

    80     testMinMaxFreeRatio(  ".1",  ".5", Validation.VALID);

    81     testMinMaxFreeRatio( "0.5", "0.5", Validation.VALID);

    83     testMinMaxFreeRatio("-0.1", "0.5", Validation.MIN_INVALID);

    84     testMinMaxFreeRatio( "1.1", "0.5", Validation.MIN_INVALID);

    85     testMinMaxFreeRatio("=0.1", "0.5", Validation.MIN_INVALID);

    86     testMinMaxFreeRatio("0.1f", "0.5", Validation.MIN_INVALID);

    87     testMinMaxFreeRatio(

    88                      "INVALID", "0.5", Validation.MIN_INVALID);

    89     testMinMaxFreeRatio(

    90                   "2147483647", "0.5", Validation.MIN_INVALID);

    92     testMinMaxFreeRatio( "0.1", "-0.5", Validation.MAX_INVALID);

    93     testMinMaxFreeRatio( "0.1",  "1.5", Validation.MAX_INVALID);

    94     testMinMaxFreeRatio( "0.1", "0.5f", Validation.MAX_INVALID);

    95     testMinMaxFreeRatio( "0.1", "=0.5", Validation.MAX_INVALID);

    96     testMinMaxFreeRatio(

    97                      "0.1",  "INVALID", Validation.MAX_INVALID);

    98     testMinMaxFreeRatio(

    99                    "0.1", "2147483647", Validation.MAX_INVALID);

   101     testMinMaxFreeRatio( "0.5",  "0.1", Validation.COMBINATION_INVALID);

   102     testMinMaxFreeRatio(  ".5",  ".10", Validation.COMBINATION_INVALID);

   103     testMinMaxFreeRatio("0.12","0.100", Validation.COMBINATION_INVALID);

   104   }

   105 }

Mercurial > jdk8-mips64-public > hotspot / file revision

test/gc/arguments/TestHeapFreeRatio.java@3b4e1b5c13a0

test/gc/arguments/TestHeapFreeRatio.java