75 lines
2.7 KiB
Java
75 lines
2.7 KiB
Java
/*
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* Copyright (c) 2021, 2023, 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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/*
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* @test
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* @bug 8267118
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* @summary Test catching Throwable doesn't trigger OOME
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* @requires vm.flagless
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* @library /test/lib
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* @run driver TestCatchThrowableOOM
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*/
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import java.util.HashMap;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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public class TestCatchThrowableOOM {
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private static String[] expected = new String[] {
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"Test starting ...",
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"Test complete",
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"Exception <a 'java/lang/OutOfMemoryError'", // from logging
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};
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public static void main(String[] args) throws Throwable {
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ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xmx64m",
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"-Xlog:exceptions=trace",
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"TestCatchThrowableOOM$OOM");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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for (String msg : expected) {
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output.shouldContain(msg);
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}
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}
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static class OOM {
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private static HashMap<Object, Object> store = new HashMap<>();
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public static void main(String[] args) {
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System.out.println(expected[0]);
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try {
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// Keep adding entries until we throw OOME
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while (true) {
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Object o = new Byte[100 * 1024];
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store.put(o, o);
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}
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} catch (Throwable oome) {
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store = null;
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System.gc(); // Just for good measure
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System.out.println(expected[1]);
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}
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}
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}
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}
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