| <!DOCTYPE html> |
| <title>SharedWorker: import failure</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> setup({allow_uncaught_exception: true}); </script> |
| <script> |
| |
| // TODO: Factor out the test cases into a separate file. |
| // (like import-test-cases.js) |
| |
| // SharedWorkers doesn't fire error events when runtime script errors occur. |
| // |
| // "For shared workers, if the error is still not handled afterwards, the error |
| // may be reported to a developer console." [spec text] |
| // https://html.spec.whatwg.org/C/#runtime-script-errors-2 |
| |
| promise_test(async () => { |
| const scriptURL = 'resources/import-scripts-worker.js'; |
| const worker = new SharedWorker(scriptURL, { type: 'module' }); |
| const msg_event = |
| await new Promise(resolve => worker.port.onmessage = resolve); |
| assert_equals(msg_event.data, 'TypeError'); |
| }, 'importScripts() on module worker should throw an exception.'); |
| |
| promise_test(() => { |
| const scriptURL = 'resources/non-existent-worker.js'; |
| const worker = new SharedWorker(scriptURL, { type: 'module' }); |
| return new Promise(resolve => worker.onerror = resolve); |
| }, 'Worker construction for non-existent script should dispatch an ' + |
| 'ErrorEvent.'); |
| |
| promise_test(() => { |
| const scriptURL = 'resources/static-import-non-existent-script-worker.js'; |
| const worker = new SharedWorker(scriptURL, { type: 'module' }); |
| return new Promise(resolve => worker.onerror = resolve); |
| }, 'Static import for non-existent script should dispatch an ErrorEvent.'); |
| |
| promise_test(async () => { |
| const scriptURL = './non-existent-worker.js'; |
| const worker = |
| new SharedWorker('resources/dynamic-import-given-url-worker.js', |
| { type: 'module' }); |
| worker.port.postMessage(scriptURL); |
| const msg_event = await new Promise((resolve, reject) => { |
| worker.port.onmessage = resolve; |
| worker.onerror = error => { |
| const msg = error instanceof ErrorEvent ? error.message |
| : 'unknown error'; |
| reject(msg); |
| }; |
| }); |
| assert_equals(msg_event.data, 'TypeError'); |
| }, 'Dynamic import for non-existent script should throw an exception.'); |
| |
| test(() => { |
| const scriptURL = 'http://invalid:123$'; |
| assert_throws_dom('SyntaxError', |
| () => new SharedWorker(scriptURL, { type: 'module' })); |
| }, 'SharedWorker construction for an invalid URL should throw an exception.'); |
| |
| test(() => { |
| const scriptURL = 'file:///static-import-worker.js'; |
| assert_throws_dom('SecurityError', |
| () => new SharedWorker(scriptURL, { type: 'module' })); |
| }, 'SharedWorker construction for a file URL should throw an exception.'); |
| |
| </script> |