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Diffstat (limited to 'testing/web-platform/tests/speculation-rules/prerender/restriction-service-worker-postmessage.https.html')
-rw-r--r-- | testing/web-platform/tests/speculation-rules/prerender/restriction-service-worker-postmessage.https.html | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/restriction-service-worker-postmessage.https.html b/testing/web-platform/tests/speculation-rules/prerender/restriction-service-worker-postmessage.https.html new file mode 100644 index 0000000000..a837f6b0e7 --- /dev/null +++ b/testing/web-platform/tests/speculation-rules/prerender/restriction-service-worker-postmessage.https.html @@ -0,0 +1,58 @@ +<!DOCTYPE html> +<title>postMessage() between service worker and prerendered page</title> +<meta name="timeout" content="long"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/common/utils.js"></script> +<script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script> +<script src="../resources/utils.js"></script> +<script src="resources/utils.js"></script> + +<body> +<script> +setup(() => assertSpeculationRulesIsSupported()); + +const uid = token(); + +const PAGE_URL = `resources/postmessage-to-service-worker.html?uid=${uid}`; +const WORKER_URL = 'resources/postmessage-to-client-worker.js'; + +// Message sequence: prerendered page => service worker => prerendered page => +// main page +promise_test(async t => { + const registration = + await service_worker_unregister_and_register(t, WORKER_URL, PAGE_URL); + t.add_cleanup(() => registration.unregister()); + await wait_for_state(t, registration.installing, 'activated'); + + const bc = new PrerenderChannel('test-channel', uid); + t.add_cleanup(_ => bc.close()); + + const gotMessage = new Promise(resolve => { + bc.addEventListener('message', e => { + resolve(e.data); + }, { + once: true + }); + }); + window.open(PAGE_URL, '_blank', 'noopener'); + + const result = await gotMessage; + const expected = [ + {event: 'started waiting ServiceWorker.postMessage', prerendering: true}, + {event: 'prerendering change', prerendering: false}, + {event: 'postmessage to client', prerendering: false}, + {event: 'finished waiting ServiceWorker.postMessage', prerendering: false}, + ]; + assert_equals(result.length, expected.length); + for (let i = 0; i < result.length; i++) { + assert_equals(result[i].event, expected[i].event, `event[${i}]`); + assert_equals(result[i].prerendering, expected[i].prerendering, + `prerendering[${i}]`); + } + + // Send a close signal to PrerenderEventCollector on the prerendered page. + new PrerenderChannel('close', uid).postMessage(''); +}, 'ServiceWorker#postMessage() from a prerendered page should be deferred ' + + 'until page activation.'); +</script> |