HttpResponse { public String getHttpVersion() { return httpVersion.toString(); } HttpResponse(HttpVersion httpVersion, HttpResponseStatus status,
						ResponseBodyConsumer responseBodyConsumer, HttpHeaders httpHeaders); String getHttpVersion(); int getStatusCode(); String getStatusReason(); T getBody(); String getHeader(CharSequence name); List<String> getHeaders(CharSequence name); List<Map.Entry<String, String>> getAllHeaders(); Headers headers();  }
@Test public void getHttpVersion() { final HttpResponse httpResponse = new HttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, null, new DefaultHttpHeaders()); assertEquals(httpResponse.getHttpVersion(), HttpVersion.HTTP_1_1.toString()); }