AssertSafepointCheckConsistency3.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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,
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/*
 * @test
 * @bug 8047290
 * @summary Ensure that Monitor::lock_without_safepoint_check does not assert when it correctly acquires a lock which must never have safepoint checks.
 * @library /testlibrary /../../test/lib
 * @modules java.base/sun.misc
 *          java.management
 * @build AssertSafepointCheckConsistency3
 * @run main ClassFileInstaller sun.hotspot.WhiteBox
 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
 * @run main AssertSafepointCheckConsistency3
 */

import com.oracle.java.testlibrary.*;

import sun.hotspot.WhiteBox;

public class AssertSafepointCheckConsistency3 {
    public static void main(String args[]) throws Exception {
        if (args.length > 0) {
            WhiteBox.getWhiteBox().assertMatchingSafepointCalls(false, true);
        }
        if (Platform.isDebugBuild()){
            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
                  "-Xbootclasspath/a:.",
                  "-XX:+UnlockDiagnosticVMOptions",
                  "-XX:+WhiteBoxAPI",
                  "-XX:-TransmitErrorReport",
                  "-XX:-CreateMinidumpOnCrash",
                  "-Xmx32m",
                  "AssertSafepointCheckConsistency3",
                  "test");

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