HttpStackFactory { public static HurlStack createHurlStack() { return new HurlStack(); }  static HttpStack createDefaultHttpStack(); static HurlStack createHurlStack(); static HttpClientStack createHttpClientStack(HttpClient httpClient);  }
@Test public void shouldCreateNotNullHurlStack() { HurlStack httpStack = HttpStackFactory.createHurlStack(); assertTrue(httpStack != null); }