| // Copyright 2022 The Cobalt Authors.All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| const data = 'web worker test loaded' |
| self.postMessage(data); |
| self.onmessage = function (event) { |
| let message = `worker received ${event.data}`; |
| if (event.data == 'import scripts now') { |
| // These should load and execute synchronously. |
| self.importScripts('web_worker_test_importscripts_1.js', |
| 'web_worker_test_importscripts_2.js', |
| 'web_worker_test_importscripts_3.js'); |
| } |
| // These messages should not race messages synchronously posted from the |
| // importScripts above. |
| self.postMessage(message); |
| const uppercase_data = event.data.toUpperCase(); |
| self.postMessage(uppercase_data); |
| }; |
| |
| try { |
| self.importScripts( |
| 'web_worker_test_importscripts_1.js', |
| 'web_worker_test_importscripts_with_syntax_error.js', |
| 'web_worker_test_importscripts_3.js'); |
| } catch (e) { |
| message = 'Expected exception message 4: ' + e; |
| self.postMessage(message); |
| } |
| |
| try { |
| self.importScripts('...:...'); |
| } catch (e) { |
| message = 'Expected exception message 5: ' + e; |
| self.postMessage(message); |
| } |
| |
| this |