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/**
 * @test TestEnqueueMethodForCompilation
 * @summary If TieredCompilation is disabled, TieredStopAtLevel should have no effect.
 * @requires vm.flavor == "server"
 * @library /test/lib /
 * @build jdk.test.whitebox.WhiteBox
 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
 *                   -XX:TieredStopAtLevel=1 -XX:-TieredCompilation
 *                   compiler.tiered.TestEnqueueMethodForCompilation
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
 *                   -XX:TieredStopAtLevel=2 -XX:-TieredCompilation
 *                   compiler.tiered.TestEnqueueMethodForCompilation
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
 *                   -XX:TieredStopAtLevel=3 -XX:-TieredCompilation
 *                   compiler.tiered.TestEnqueueMethodForCompilation
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
 *                   -XX:TieredStopAtLevel=4 -XX:-TieredCompilation
 *                   compiler.tiered.TestEnqueueMethodForCompilation
 */

package compiler.tiered;

import java.lang.reflect.Method;
import compiler.whitebox.CompilerWhiteBoxTest;

import jdk.test.whitebox.WhiteBox;

public class TestEnqueueMethodForCompilation {
    private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();

    public void test() { }

    public static void main(String[] args) throws Exception {
        Method method = TestEnqueueMethodForCompilation.class.getMethod("test");
        boolean success = WHITE_BOX.enqueueMethodForCompilation(method, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
        if (!success) {
            throw new RuntimeException("Method could not be enqueued for compilation at level " + CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
        }
    }
}