| <!DOCTYPE html> |
| <title>Service Worker: MIME sniffing</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="resources/test-helpers.sub.js"></script> |
| <script> |
| promise_test(t => { |
| const SCOPE = 'resources/blank.html?mime-sniffing'; |
| const SCRIPT = 'resources/mime-sniffing-worker.js'; |
| return service_worker_unregister_and_register(t, SCRIPT, SCOPE) |
| .then(registration => { |
| add_completion_callback(() => registration.unregister()); |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(_ => with_iframe(SCOPE)) |
| .then(frame => { |
| add_completion_callback(() => frame.remove()); |
| assert_equals(frame.contentWindow.document.body.innerText, 'test'); |
| const h1 = frame.contentWindow.document.getElementById('testid'); |
| assert_equals(h1.innerText,'test'); |
| }); |
| }, 'The response from service worker should be correctly MIME siniffed.'); |
| </script> |
