| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Test worker termination on script fetch failure</title> |
| <body></body> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| |
| // This test should not be upstreamed to WPT because of using Internals API. |
| |
| function run_test(worker_url, worker_options, fetch_type) { |
| promise_test(async t => { |
| assert_equals(window.internals.workerThreadCount, 0); |
| const worker = new Worker(worker_url, worker_options); |
| |
| // A failure of worker script fetch should be reported to the onerror |
| // handler. |
| await new Promise(resolve => worker.onerror = resolve); |
| |
| // Also, it should terminate the worker thread. |
| await new Promise(resolve => { |
| const timer = setInterval(() => { |
| if (window.internals.workerThreadCount === 0) { |
| clearInterval(timer); |
| resolve(); |
| } |
| }, 10); |
| }); |
| }, `A failure on ${fetch_type} fetch should terminate the worker`); |
| } |
| |
| // Loading non-existent top-level classic worker script should terminate the |
| // worker. |
| run_test('resources/non-existent-script.js', |
| { type: 'classic' }, |
| 'top-level classic worker script'); |
| |
| // Loading non-existent top-level module worker script should terminate the |
| // worker. |
| run_test('resources/non-existent-script.js', |
| { type: 'module' }, |
| 'top-level module worker script'); |
| |
| // Static import to non-existent module worker script should terminate the |
| // worker. |
| run_test('resources/worker-static-import-nonexistent-script.js', |
| { type: 'module' }, |
| 'static import'); |
| |
| </script> |
