import javax.script.ScriptContext;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;

import org.testng.annotations.Test;

/**
 * Tests some problems with overloaded or added methods in extended, package-protected classes.
 * The tests will fail until the Impl-classes will be declared as public.
 */
@Test
public class JRuby6087Test
{
  public static interface MyInterface
  {
    void sayHello(String name);
  }

  static final class OverloadedImpl implements MyInterface
  {
    public void sayHello(String name)
    {
      System.out.println("hello " + name);
    }
    public void sayHello(String name, String surname)
    {
      System.out.println("hello " + name + " " + surname);
    }
  }

  static final class NewMethodImpl implements MyInterface
  {
    public void sayHello(String name)
    {
      System.out.println("hello " + name);
    }
    public void bye()
    {
      System.out.println("bye bye");
    }
  }

  public static class Provider
  {
    public MyInterface getOverloadedImpl()
    {
      return new OverloadedImpl();
    }
    public MyInterface getNewMethodImpl()
    {
      return new NewMethodImpl();
    }
  }

  public void testOverloadedMethod()
      throws Exception
  {
    System.out.println("JRuby6087Test.testOverloadedMethod()");
    final ScriptEngine e = new ScriptEngineManager().getEngineByName("ruby");
    e.getContext().setAttribute("o", new Provider(), ScriptContext.GLOBAL_SCOPE);

    final StringBuilder script = new StringBuilder();
    script.append("$o.overloadedImpl.sayHello('Al')\n");
    // reflection works
    script.append("$o.overloadedImpl.java_method('sayHello', [java.lang.String, java.lang.String]).call('this', 'works')\n");
    // normal call does not
    script.append("$o.overloadedImpl.sayHello('this', 'works not')\n");

    e.eval(script.toString());
  }

  public void testNewMethod()
      throws Exception
  {
    System.out.println("JRuby6087Test.testNewMethod()");
    final ScriptEngine e = new ScriptEngineManager().getEngineByName("ruby");
    e.getContext().setAttribute("o", new Provider(), ScriptContext.GLOBAL_SCOPE);

    final StringBuilder script = new StringBuilder();
    script.append("$o.newMethodImpl.sayHello('Al')\n");
    // reflection works
    script.append("$o.newMethodImpl.java_method('bye', []).call()\n");
    // normal call does not 
    script.append("$o.newMethodImpl.bye()\n");

    e.eval(script.toString());
  }
}