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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/*
 * @test
 * @summary Tests the effect of jdk.internal.vm.annotation.AOTXXX annotations
 *          in the core Java library.
 * @bug 8317269
 * @requires vm.cds.supports.aot.class.linking
 * @library /test/jdk/lib/testlibrary /test/lib
 * @build AOTAnnotationsTest
 * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar AOTAnnotationsTestApp
 * @run driver AOTAnnotationsTest
 */

import jdk.test.lib.cds.CDSAppTester;
import jdk.test.lib.helpers.ClassFileInstaller;
import jdk.test.lib.process.OutputAnalyzer;

public class AOTAnnotationsTest {
    static final String appJar = ClassFileInstaller.getJarPath("app.jar");
    static final String mainClass = AOTAnnotationsTestApp.class.getName();

    public static void main(String[] args) throws Exception {
        Tester tester = new Tester();
        tester.run(new String[] {"AOT", "--two-step-training"} );
    }

    static class Tester extends CDSAppTester {
        public Tester() {
            super(mainClass);
        }

        @Override
        public String classpath(RunMode runMode) {
            return appJar;
        }

        @Override
        public String[] vmArgs(RunMode runMode) {
            return new String[] {
                "-Xlog:aot+class=debug",
                "-Xlog:aot+init",
            };
        }

        @Override
        public String[] appCommandLine(RunMode runMode) {
            return new String[] { mainClass};
        }

        @Override
        public void checkExecution(OutputAnalyzer out, RunMode runMode) {
            if (runMode == RunMode.ASSEMBLY) {
                out.shouldMatch("jdk.internal.math.MathUtils .*inited");
            }
        }
    }
}

class AOTAnnotationsTestApp {
    public static void main(String args[]) {
        double d = 12.34567;

        // Double.toString() uses jdk.internal.math.MathUtils.
        // Because MathUtils has @AOTSafeClassInitializer and was initialized during
        // the training run, it will be cached in aot-inited state.
        System.out.println(Double.toString(d));
    }
}