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

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/serviceability/jvmti/GetObjectSizeOverflow.java	Thu May 22 09:12:29 2014 +0200
     1.3 @@ -0,0 +1,64 @@
     1.4 +/*
     1.5 + * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.
     1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     1.7 + *
     1.8 + * This code is free software; you can redistribute it and/or modify it
     1.9 + * under the terms of the GNU General Public License version 2 only, as
    1.10 + * published by the Free Software Foundation.
    1.11 + *
    1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
    1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    1.14 + * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    1.15 + * version 2 for more details (a copy is included in the LICENSE file that
    1.16 + * accompanied this code).
    1.17 + *
    1.18 + * You should have received a copy of the GNU General Public License version
    1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
    1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    1.21 + *
    1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    1.23 + * or visit www.oracle.com if you need additional information or have any
    1.24 + * questions.
    1.25 + */
    1.26 +import java.io.PrintWriter;
    1.27 +import com.oracle.java.testlibrary.*;
    1.28 +
    1.29 +/*
    1.30 + * Test to verify GetObjectSize does not overflow on a 600M element int[]
    1.31 + *
    1.32 + * @test
    1.33 + * @bug 8027230
    1.34 + * @library /testlibrary
    1.35 + * @build GetObjectSizeOverflowAgent
    1.36 + * @run main ClassFileInstaller GetObjectSizeOverflowAgent
    1.37 + * @run main GetObjectSizeOverflow
    1.38 + */
    1.39 +public class GetObjectSizeOverflow {
    1.40 +    public static void main(String[] args) throws Exception  {
    1.41 +
    1.42 +        if (!Platform.is64bit()) {
    1.43 +            System.out.println("Test needs a 4GB heap and can only be run as a 64bit process, skipping.");
    1.44 +            return;
    1.45 +        }
    1.46 +
    1.47 +        PrintWriter pw = new PrintWriter("MANIFEST.MF");
    1.48 +        pw.println("Premain-Class: GetObjectSizeOverflowAgent");
    1.49 +        pw.close();
    1.50 +
    1.51 +        ProcessBuilder pb = new ProcessBuilder();
    1.52 +        pb.command(new String[] { JDKToolFinder.getJDKTool("jar"), "cmf", "MANIFEST.MF", "agent.jar", "GetObjectSizeOverflowAgent.class"});
    1.53 +        pb.start().waitFor();
    1.54 +
    1.55 +        ProcessBuilder pt = ProcessTools.createJavaProcessBuilder(true, "-Xmx4000m", "-javaagent:agent.jar",  "GetObjectSizeOverflowAgent");
    1.56 +        OutputAnalyzer output = new OutputAnalyzer(pt.start());
    1.57 +
    1.58 +        if (output.getStdout().contains("Could not reserve enough space") || output.getStderr().contains("java.lang.OutOfMemoryError")) {
    1.59 +            System.out.println("stdout: " + output.getStdout());
    1.60 +            System.out.println("stderr: " + output.getStderr());
    1.61 +            System.out.println("Test could not reserve or allocate enough space, skipping");
    1.62 +            return;
    1.63 +        }
    1.64 +
    1.65 +        output.stdoutShouldContain("GetObjectSizeOverflow passed");
    1.66 +    }
    1.67 +}