| <!doctype html> |
| <html> |
| <head> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="resources/routines.js"></script> |
| </head> |
| <body> |
| <script> |
| var url = "/WebKit/service-workers/resources/service-worker-iframe-preload-after-response-script.py"; |
| |
| promise_test(async (test) => { |
| let registration = await navigator.serviceWorker.register("/WebKit/service-workers/service-worker-iframe-preload-after-response-worker.js", { scope : url }); |
| if (!registration.installing) { |
| registration.unregister(); |
| registration = await navigator.serviceWorker.register("/WebKit/service-workers/service-worker-iframe-preload-after-response-worker.js", { scope : url }); |
| } |
| const activeWorker = registration.installing; |
| |
| let resolve; |
| let promise = new Promise(r => resolve = r); |
| activeWorker.addEventListener('statechange', () => { |
| if (activeWorker.state === "activated") |
| resolve(); |
| }); |
| await promise; |
| |
| await registration.navigationPreload.enable(); |
| await registration.navigationPreload.setHeaderValue("ThisIsAPreload"); |
| }, "Setup preloading worker"); |
| |
| promise_test(async (test) => { |
| const frame = await withIframe(url); |
| assert_equals(frame.contentWindow.value, "ThisIsAPreload"); |
| }, "Service worker load uses preload after passing a response to fetch event handler"); |
| </script> |
| </body> |
| </html> |
