| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // @dart = 2.9 |
| |
| /// @assertion final Stream<ProgressEvent> onLoad |
| /// Stream of load events handled by this HttpRequestEventTarget. |
| /// @description Checks the state of request at variuos moments of time. |
| |
| import "dart:html"; |
| import "../../../UtilsHtml/expect.dart"; |
| |
| main() { |
| var request = new HttpRequest(); |
| request.open('GET', "test.dart"); |
| Expect.equals(HttpRequest.OPENED, request.readyState, "after open"); |
| asyncStart(); |
| request.onLoad.listen((event) { |
| switch (request.readyState) { |
| case HttpRequest.DONE: |
| asyncEnd(); |
| break; |
| case HttpRequest.HEADERS_RECEIVED: |
| break; |
| case HttpRequest.LOADING: |
| break; |
| default: |
| Expect.fail( |
| "request.onLoad.listen: unexpected readyState:${request.readyState}"); |
| } |
| }, onError: (Object error) { |
| Expect.fail("request.onLoad.listen:onError($error)"); |
| }); |
| request.send(); |
| Expect.equals(HttpRequest.OPENED, request.readyState, "after send"); |
| } |