73 lines
2.9 KiB
Java
73 lines
2.9 KiB
Java
/*
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* Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.PrintWriter;
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import jdk.test.lib.JDKToolFinder;
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import jdk.test.lib.Platform;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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/*
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* Test to verify GetObjectSize does not overflow on a 600M element int[]
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*
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* @test
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* @bug 8027230
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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* java.compiler
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* java.instrument
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* java.management
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* jdk.jvmstat/sun.jvmstat.monitor
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* @build GetObjectSizeOverflowAgent
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* @run main ClassFileInstaller GetObjectSizeOverflowAgent
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* @run main GetObjectSizeOverflow
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*/
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public class GetObjectSizeOverflow {
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public static void main(String[] args) throws Exception {
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if (!Platform.is64bit()) {
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System.out.println("Test needs a 4GB heap and can only be run as a 64bit process, skipping.");
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return;
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}
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PrintWriter pw = new PrintWriter("MANIFEST.MF");
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pw.println("Premain-Class: GetObjectSizeOverflowAgent");
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pw.close();
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ProcessBuilder pb = new ProcessBuilder();
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pb.command(new String[] { JDKToolFinder.getJDKTool("jar"), "cmf", "MANIFEST.MF", "agent.jar", "GetObjectSizeOverflowAgent.class"});
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pb.start().waitFor();
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ProcessBuilder pt = ProcessTools.createJavaProcessBuilder(true, "-Xmx4000m", "-javaagent:agent.jar", "GetObjectSizeOverflowAgent");
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OutputAnalyzer output = new OutputAnalyzer(pt.start());
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if (output.getStdout().contains("Could not reserve enough space") || output.getStderr().contains("java.lang.OutOfMemoryError")) {
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System.out.println("stdout: " + output.getStdout());
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System.out.println("stderr: " + output.getStderr());
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System.out.println("Test could not reserve or allocate enough space, skipping");
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return;
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}
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output.stdoutShouldContain("GetObjectSizeOverflow passed");
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}
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}
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