1 /*

     2  * Copyright (c) 2017, 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  *

    23  */

    24 

    25 /*

    26  * @test

    27  * @summary Shared classes can still be used when archived heap regions cannot be

    28  *          mapped due to out of range, and -Xshare:on should not fail. Test on

    29  *          linux 64-bit only since the HeapBaseMinAddress value is platform specific.

    30  *          The value used in the test may cause different behavior on other platforms.

    31  * @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)

    32  * @requires (os.family == "linux") & (os.arch == "amd64") & (sun.arch.data.model == "64")

    33  * @requires (vm.gc=="null")

    34  * @library /test/lib /test/hotspot/jtreg/runtime/appcds

    35  * @modules java.base/jdk.internal.misc

    36  * @modules java.management

    37  *          jdk.jartool/sun.tools.jar

    38  * @compile ../test-classes/Hello.java

    39  * @run main RangeNotWithinHeap

    40  */

    41 

    42 import jdk.test.lib.process.OutputAnalyzer;

    43 

    44 public class RangeNotWithinHeap {

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

    46         JarBuilder.getOrCreateHelloJar();

    47         String appJar = TestCommon.getTestJar("hello.jar");

    48         String appClasses[] = TestCommon.list("Hello");

    49 

    50         OutputAnalyzer output = TestCommon.dump(appJar, appClasses,

    51                     "-XX:HeapBaseMinAddress=0x600000000", "-Xmx6G", "-Xlog:gc+heap=trace");

    52         TestCommon.checkDump(output, "oa0 space:");

    53 

    54         // Force archive region out of runtime java heap

    55         output = TestCommon.exec(appJar, "Hello");

    56         TestCommon.checkExec(output, "Hello World");

    57         output = TestCommon.exec(appJar,

    58                     "-XX:HeapBaseMinAddress=0x600000000", "-Xmx2G", "-Xlog:gc+heap=trace,cds", "Hello");

    59         TestCommon.checkExec(output, "Hello World");

    60         try {

    61             output.shouldContain(

    62                 "UseSharedSpaces: Unable to allocate region, range is not within java heap.");

    63         } catch (Exception e) {

    64             // In rare case the heap data is not used.

    65             if (output.getOutput().contains("Cached heap data from the CDS archive is being ignored")) {

    66                 return;

    67             }

    68             // Check for common shared class data mapping failures.

    69             TestCommon.checkCommonExecExceptions(output, e);

    70         }

    71     }

    72 }