117 lines
4.8 KiB
Java
117 lines
4.8 KiB
Java
/*
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* Copyright (c) 2016, 2018, Red Hat, Inc. All rights reserved.
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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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/*
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* @test TestArgumentRanges
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* @summary Test that Shenandoah arguments are checked for ranges where applicable
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* @key gc
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* @requires vm.gc.Shenandoah & !vm.graal.enabled
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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* java.management
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* @run driver TestArgumentRanges
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*/
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.process.OutputAnalyzer;
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public class TestArgumentRanges {
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public static void main(String[] args) throws Exception {
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testRange("ShenandoahGarbageThreshold", 0, 100);
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testRange("ShenandoahFreeThreshold", 0, 100);
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testRange("ShenandoahAllocationThreshold", 0, 100);
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testHeuristics();
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}
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private static void testHeuristics() throws Exception {
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:ShenandoahGCHeuristics=aggressive",
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:ShenandoahGCHeuristics=static",
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:ShenandoahGCHeuristics=fluff",
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldMatch("Unknown -XX:ShenandoahGCHeuristics option");
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output.shouldHaveExitValue(1);
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}
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}
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private static void testRange(String option, int min, int max) throws Exception {
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:" + option + "=" + (max + 1),
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(1);
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}
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:" + option + "=" + max,
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:" + option + "=" + (min - 1),
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(1);
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}
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{
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:" + option + "=" + min,
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"-version");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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}
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}
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