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/*

 * @test

 * @bug 4942232

 * @summary Verifies that javah won't attempt to generate a header file if a

 * native method in a supplied class contains a parameter type whose corresponding

 * class is missing or not in the classpath

 * @library /tools/lib

 * @modules jdk.compiler/com.sun.tools.javac.api

 *          jdk.compiler/com.sun.tools.javac.main

 * @run compile MissingParamClassTest.java

 * @clean MissingParamClassException

 * @run main MissingParamClassTest

 * @run compile MissingParamClassTest.java

 * @clean Param

 * @run main MissingParamClassTest

 */

import java.nio.file.Files;

import java.nio.file.Paths;

// Original test: test/tools/javah/MissingParamClassTest.sh

public class MissingParamClassTest {

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

        ToolBox tb = new ToolBox();

                .classpath(ToolBox.testClasses)

                .classes("ParamClassTest")

        if (Files.exists(Paths.get("ParamClassTest.h")) || out.isEmpty())

            throw new AssertionError("The only output generated by javah must be an error message");

    }

}

class MissingParamClassException extends Exception {

    public MissingParamClassException() {

        System.out.println("MissingParamClassException constructor called");

    }

}

class ParamClassTest {

    public native void method(Param s);

    public static void main(String args[]) {

    }

}

class Param extends MissingParamClassException {

    Param() {

        System.out.println("Param constructor");

    }

}