@Test public void appMessage() { Assert.assertEquals("Hello World!", new AppClient().getApp().getMessage()); }
public App getApp() { return app; }
AppClient { public App getApp() { return app; } }
AppClient { public App getApp() { return app; }  }
AppClient { public App getApp() { return app; }  App getApp(); }
AppClient { public App getApp() { return app; }  App getApp();  }