test/hotspot/jtreg/runtime/Safepoint/AssertSafepointCheckConsistency2.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8047290
 * @summary Ensure that a Monitor::lock fires an assert when it incorrectly acquires a lock which must never have safepoint checks.
 * @library /test/lib
 * @modules java.base/jdk.internal.misc
 *          java.management
 * @build sun.hotspot.WhiteBox
 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
 * @run main AssertSafepointCheckConsistency2
 */

import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.Platform;

import sun.hotspot.WhiteBox;

public class AssertSafepointCheckConsistency2 {
    public static void main(String args[]) throws Exception {
        if (args.length > 0) {
            WhiteBox.getWhiteBox().assertMatchingSafepointCalls(false, false);
        }
        if (Platform.isDebugBuild()){
            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
                  "-Xbootclasspath/a:.",
                  "-XX:+UnlockDiagnosticVMOptions",
                  "-XX:+WhiteBoxAPI",
                  "-XX:-TransmitErrorReport",
                  "-XX:-CreateCoredumpOnCrash",
                  "-Xmx128m",
                  "AssertSafepointCheckConsistency2",
                  "test");

            OutputAnalyzer output = new OutputAnalyzer(pb.start());
            output.shouldContain("assert").shouldContain("never");
        }
    }
}