private void testGetRequestOldClient(VertxTestContext context, Vertx vertx, String url, String expectedResult) { HttpClient client = vertx.createHttpClient(); client.getNow(KNOTX_SERVER_PORT, KNOTX_SERVER_ADDRESS, url, resp -> resp.bodyHandler(body -> { assertEquals(HttpResponseStatus.OK.code(), resp.statusCode()); assertNotNull(resp.getHeader(EXPECTED_RESPONSE_HEADER)); assertEquals(EXPECTED_XSERVER_HEADER_VALUE, resp.getHeader(EXPECTED_RESPONSE_HEADER)); try { assertEquals(expectedResult, body.toString(), "Wrong engines processed request, expected " + expectedResult); } catch (Exception e) { context.failNow(e); } client.close(); context.completeNow(); })); }