82 lines
2.7 KiB
Java
82 lines
2.7 KiB
Java
/*
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* Copyright (c) 2013, 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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package gc.arguments;
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/*
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* @test TestInitialTenuringThreshold
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* @bug 8014765
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* @requires vm.gc.Parallel & vm.opt.InitialTenuringThreshold == null & vm.opt.MaxTenuringThreshold == null
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* @summary Tests argument processing for initial tenuring threshold
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* @library /test/lib
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* @library /
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* @modules java.base/jdk.internal.misc
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* java.management
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* @run driver gc.arguments.TestInitialTenuringThreshold
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* @author thomas.schatzl@oracle.com
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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public class TestInitialTenuringThreshold {
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public static void runWithThresholds(int initial, int max, boolean shouldfail) throws Exception {
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OutputAnalyzer output = GCArguments.executeTestJava(
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"-XX:+UseParallelGC",
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"-XX:InitialTenuringThreshold=" + String.valueOf(initial),
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"-XX:MaxTenuringThreshold=" + String.valueOf(max),
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"-version"
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);
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if (shouldfail) {
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output.shouldHaveExitValue(1);
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} else {
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output.shouldHaveExitValue(0);
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}
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}
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public static void main(String args[]) throws Exception {
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OutputAnalyzer output = GCArguments.executeTestJava(
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// some value below the default value of InitialTenuringThreshold of 7
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"-XX:+UseParallelGC",
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"-XX:MaxTenuringThreshold=1",
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"-version"
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);
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output.shouldHaveExitValue(0);
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// successful tests
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runWithThresholds(0, 10, false);
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runWithThresholds(5, 5, false);
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runWithThresholds(8, 16, false);
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// failing tests
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runWithThresholds(10, 0, true);
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runWithThresholds(9, 8, true);
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runWithThresholds(-1, 8, true);
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runWithThresholds(0, -1, true);
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runWithThresholds(8, -1, true);
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runWithThresholds(16, 8, true);
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runWithThresholds(8, 17, true);
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}
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}
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