@Deployment(testable = false)
public static WebArchive createDeployment() {
   return ShrinkWrap.create(WebArchive.class)
         .addClasses(MyApplication.class, MyResource.class, People.class, Person.class);
}

@Test
public void testXML() throws SAXException, IOException {
    String xml = target.request("application/xml").get(String.class);
    System.out.println(xml);
    XMLAssert.assertXMLEqual("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?><people><person><age>1</age><name>Penny</name></person><person><age>2</age><name>Leonard</name></person><person><age>3</age><name>Sheldon</name></person></people>", xml);
}

@Test
public void testJSON() throws JSONException {
    String json = target.request("application/json").get(String.class);
    JSONAssert.assertEquals("[{\"age\":1,\"name\":\"Penny\"},{\"age\":2,\"name\":\"Leonard\"},{\"age\":3,\"name\":\"Sheldon\"}]", json, false);
}