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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
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/**
 * @test
 * @summary Verifies JVMTI RawMoitor functions works correctly on virtual threads
 * @requires vm.continuations
 * @compile RawMonitorTest.java
 * @run main/othervm/native -agentlib:RawMonitorTest RawMonitorTest
 */

import java.util.List;
import java.util.ArrayList;

public class RawMonitorTest {
    private static final String AGENT_LIB = "RawMonitorTest";

    native void rawMonitorEnter();
    native void rawMonitorExit();
    native void rawMonitorWait();
    native void rawMonitorNotifyAll();

    final Runnable parkingTask = () -> {
       for (int i = 0; i < 100; i++) {
            rawMonitorEnter();
            rawMonitorNotifyAll();
            // uncomment lines below to get failures with NOT_MONITOR_OWNER
            Thread.yield();
            rawMonitorWait();
            rawMonitorExit();
        }
    };

    void runTest() throws Exception {
        List<Thread> vthreads = new ArrayList<>();
        for (int i = 0; i < 10; i++) {
            vthreads.add(Thread.ofVirtual().name("VT" + i).start(parkingTask));
        }
        for (Thread vthread: vthreads) {
            vthread.join();
        }
    }

    public static void main(String[] args) throws Exception {
        try {
            System.loadLibrary(AGENT_LIB);
        } catch (UnsatisfiedLinkError ex) {
            System.err.println("Failed to load " + AGENT_LIB + " lib");
            System.err.println("java.library.path: " + System.getProperty("java.library.path"));
            throw ex;
        }
        RawMonitorTest t = new RawMonitorTest();
        t.runTest();
    }
}