| // Copyright (c) 2012, 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 |
| |
| library postmessage_js_test; |
| import '../../pkg/unittest/lib/unittest.dart'; |
| import '../../pkg/unittest/lib/html_config.dart'; |
| import 'dart:html'; |
| import 'dart:collection'; // SplayTreeMap |
| import 'utils.dart'; |
| |
| injectSource(code) { |
| final script = new ScriptElement(); |
| script.type = 'text/javascript'; |
| script.innerHtml = code; |
| document.body.nodes.add(script); |
| } |
| |
| main() { |
| useHtmlConfiguration(); |
| |
| test('js-to-dart-postmessage', () { |
| // Pass an object literal from JavaScript. It should be seen as a Dart |
| // Map. |
| |
| final JS_CODE = """ |
| window.postMessage({eggs: 3}, '*'); |
| """; |
| var completed = false; |
| var subscription = null; |
| subscription = window.onMessage.listen(expectAsyncUntil1( |
| (e) { |
| var data = e.data; |
| if (data is String) return; // Messages from unit test protocol. |
| completed = true; |
| subscription.cancel(); |
| expect(data, isMap); |
| expect(data['eggs'], equals(3)); |
| }, |
| () => completed)); |
| injectSource(JS_CODE); |
| }); |
| |
| test('dart-to-js-to-dart-postmessage', () { |
| // Pass dictionaries between Dart and JavaScript. |
| |
| final JS_CODE = """ |
| window.addEventListener('message', handler); |
| function handler(e) { |
| var data = e.data; |
| if (typeof data == 'string') return; |
| if (data.recipient != 'JS') return; |
| var response = {recipient: 'DART'}; |
| response[data['curry']] = 50; |
| window.removeEventListener('message', handler); |
| window.postMessage(response, '*'); |
| } |
| """; |
| var completed = false; |
| var subscription = null; |
| subscription = window.onMessage.listen(expectAsyncUntil1( |
| (e) { |
| var data = e.data; |
| if (data is String) return; // Messages from unit test protocol. |
| if (data['recipient'] != 'DART') return; // Hearing the sent message. |
| completed = true; |
| subscription.cancel(); |
| expect(data, isMap); |
| expect(data['peas'], equals(50)); |
| }, |
| () => completed)); |
| injectSource(JS_CODE); |
| window.postMessage({'recipient': 'JS', 'curry': 'peas'}, '*'); |
| }); |
| |
| go(testName, value) => |
| test(testName, () { |
| // Round-trip graph from Dart to JavaScript and back. |
| |
| final JS_CODE = """ |
| window.addEventListener('message', handler); |
| function handler(e) { |
| var data = e.data; |
| if (typeof data == 'string') return; |
| if (data.recipient != 'JS') return; |
| window.console.log(data.data); |
| var response = {recipient: 'DART', data: data.data}; |
| window.removeEventListener('message', handler); |
| window.postMessage(response, '*'); |
| } |
| """; |
| var completed = false; |
| var subscription = null; |
| subscription = window.onMessage.listen(expectAsyncUntil1( |
| (e) { |
| var data = e.data; |
| if (data is String) return; // Messages from unit test protocol. |
| if (data['recipient'] != 'DART') return; // Not for me. |
| completed = true; |
| subscription.cancel(); |
| expect(data, isMap); |
| var returnedValue = data['data']; |
| expect(returnedValue, isNot(same(value))); |
| verifyGraph(value, returnedValue); |
| }, |
| () => completed)); |
| injectSource(JS_CODE); |
| window.postMessage({'recipient': 'JS', 'data': value}, '*'); |
| }); |
| |
| var obj1 = {'a': 100, 'b': 's'}; |
| var obj2 = {'x': obj1, 'y': obj1}; // DAG. |
| |
| var obj3 = {}; |
| obj3['a'] = 100; |
| obj3['b'] = obj3; // Cycle. |
| |
| var obj4 = new SplayTreeMap<String, dynamic>(); // Different implementation. |
| obj4['a'] = 100; |
| obj4['b'] = 's'; |
| |
| var cyclic_list = [1, 2, 3]; |
| cyclic_list[1] = cyclic_list; |
| |
| go('test_simple_list', [1, 2, 3]); |
| go('test_map', obj1); |
| go('test_DAG', obj2); |
| go('test_cycle', obj3); |
| go('test_simple_splay', obj4); |
| go('const_array_1', const [const [1], const [2]]); |
| go('const_array_dag', const [const [1], const [1]]); |
| go('array_deferred_copy', [1,2,3, obj3, obj3, 6]); |
| go('array_deferred_copy_2', [1,2,3, [4, 5, obj3], [obj3, 6]]); |
| go('cyclic_list', cyclic_list); |
| } |