@Test
public void testGo() {

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream ps = new PrintStream(baos);
    new KieModuleModelExample().go(ps);
    ps.close();
    String actual = new String(baos.toByteArray());
    String expected = "" +
                      "Dave: Hello, HAL. Do you read me, HAL?" + NL +
                      "HAL: Dave. I read you." + NL +
                      "Dave: Open the pod bay doors, HAL." + NL +
                      "HAL: I'm sorry, Dave. I'm afraid I can't do that." + NL +
                      "Dave: What's the problem?" + NL +
                      "HAL: I think you know what the problem is just as well as I do." + NL;
    assertEquals(expected, actual);
}