| <html> |
| <head> |
| <script src="resources/sw-test-pre.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| function getRandomIdFromWorker(worker) |
| { |
| worker.postMessage("getRandomId"); |
| return new Promise(function(resolve) { |
| navigator.serviceWorker.addEventListener('message', function(e) { |
| resolve(e.data); |
| }); |
| }); |
| } |
| |
| async function test() |
| { |
| try { |
| let registration = await navigator.serviceWorker.register("resources/cacheable-script-worker.py", { updateViaCache: "all" }); |
| let worker1 = registration.installing; |
| await waitForState(worker1, "activated"); |
| let randomId1 = await getRandomIdFromWorker(worker1); |
| |
| await registration.update(); |
| if (registration.installing) { |
| log("FAIL: The new script should have come from the cache and thus be identical, in which case it would not have be reinstalled"); |
| finishSWTest(); |
| } |
| |
| let worker2 = registration.active; |
| let randomId2 = await getRandomIdFromWorker(worker2); |
| |
| if (randomId1 === randomId2) |
| log("PASS: The worker script came from the network cache"); |
| else |
| log("FAIL: The worker script did not come from the network cache"); |
| } catch(e) { |
| log("Got exception: " + e); |
| } |
| finishSWTest(); |
| } |
| test(); |
| </script> |
| </body> |
| </html> |
