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/*
 * @test OomWhileParsingRepeatedJsr
 * @summary Testing class file parser; specifically parsing
 *          a file with repeated JSR (jump local subroutine)
 *          bytecode command.
 * @bug 6878713
 * @bug 7030610
 * @bug 7037122
 * @bug 7123945
 * @bug 8016029
 * @requires vm.flagless
 * @library /test/lib
 * @library /testlibrary/asm
 * @modules java.base/jdk.internal.misc
 *          java.desktop
 *          java.management
 * @run driver OomWhileParsingRepeatedJsr
 */

import java.io.File;
import java.nio.file.Files;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;

public class OomWhileParsingRepeatedJsr {

    public static void main(String[] args) throws Exception {

        String className = "OOMCrashClass1960_2";

        // create a file in the scratch dir
        File classFile = new File(className + ".class");
        classFile.createNewFile();

        // fill it with the binary data of the class file
        byte[] bytes = OOMCrashClass1960_2.dump();
        Files.write(classFile.toPath(), bytes);

        // ======= execute the test
        // We run the test with MallocLimit set to 768m in oom mode,
        // in order to trigger and observe a fake os::malloc oom. This needs NMT.
        ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
            "-cp", ".",
            "-XX:+UnlockDiagnosticVMOptions",
            "-XX:NativeMemoryTracking=summary",
            "-XX:MallocLimit=768m:oom",
            className);

        OutputAnalyzer output = new OutputAnalyzer(pb.start());
        output.shouldNotHaveExitValue(0);
        output.shouldContain("Cannot reserve enough memory");
    }
}