aoqi@0: /*
tschatzl@7893:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: import java.io.PrintWriter;
aoqi@0: import com.oracle.java.testlibrary.*;
aoqi@0: 
aoqi@0: /*
aoqi@0:  * Test to verify GetObjectSize does not overflow on a 600M element int[]
aoqi@0:  *
aoqi@0:  * @test
aoqi@0:  * @bug 8027230
aoqi@0:  * @library /testlibrary
aoqi@0:  * @build ClassFileInstaller com.oracle.java.testlibrary.* GetObjectSizeOverflowAgent
aoqi@0:  * @run main ClassFileInstaller GetObjectSizeOverflowAgent
aoqi@0:  * @run main GetObjectSizeOverflow
aoqi@0:  */
aoqi@0: public class GetObjectSizeOverflow {
aoqi@0:     public static void main(String[] args) throws Exception  {
aoqi@0: 
aoqi@0:         if (!Platform.is64bit()) {
aoqi@0:             System.out.println("Test needs a 4GB heap and can only be run as a 64bit process, skipping.");
aoqi@0:             return;
aoqi@0:         }
aoqi@0: 
aoqi@0:         PrintWriter pw = new PrintWriter("MANIFEST.MF");
aoqi@0:         pw.println("Premain-Class: GetObjectSizeOverflowAgent");
aoqi@0:         pw.close();
aoqi@0: 
aoqi@0:         ProcessBuilder pb = new ProcessBuilder();
aoqi@0:         pb.command(new String[] { JDKToolFinder.getJDKTool("jar"), "cmf", "MANIFEST.MF", "agent.jar", "GetObjectSizeOverflowAgent.class"});
aoqi@0:         pb.start().waitFor();
aoqi@0: 
aoqi@0:         ProcessBuilder pt = ProcessTools.createJavaProcessBuilder(true, "-Xmx4000m", "-javaagent:agent.jar",  "GetObjectSizeOverflowAgent");
aoqi@0:         OutputAnalyzer output = new OutputAnalyzer(pt.start());
aoqi@0: 
aoqi@0:         if (output.getStdout().contains("Could not reserve enough space") || output.getStderr().contains("java.lang.OutOfMemoryError")) {
aoqi@0:             System.out.println("stdout: " + output.getStdout());
aoqi@0:             System.out.println("stderr: " + output.getStderr());
aoqi@0:             System.out.println("Test could not reserve or allocate enough space, skipping");
aoqi@0:             return;
aoqi@0:         }
aoqi@0: 
aoqi@0:         output.stdoutShouldContain("GetObjectSizeOverflow passed");
aoqi@0:     }
aoqi@0: }