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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/speculation-rules/prerender/workers.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/speculation-rules/prerender/workers.html')
| -rw-r--r-- | testing/web-platform/tests/speculation-rules/prerender/workers.html | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/workers.html b/testing/web-platform/tests/speculation-rules/prerender/workers.html new file mode 100644 index 0000000000..daaedf481c --- /dev/null +++ b/testing/web-platform/tests/speculation-rules/prerender/workers.html @@ -0,0 +1,96 @@ +<!DOCTYPE html> +<title>Construction of Web Workers is deferred</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="/common/dispatcher/dispatcher.js"></script> +<script src="resources/utils.js"></script> +<body> +<script> + +setup(() => assertSpeculationRulesIsSupported()); + +promise_test(async t => { + const {exec, activate} = await create_prerendered_page(t); + const workerURL = new URL('resources/worker-post-timeOrigin.js', location.href).toString(); + await exec(workerURL => { + window.worker = new Worker(workerURL); + window.waitForWorker = new Promise(resolve => worker.addEventListener('message', e => { + resolve({ + prerendering: document.prerendering, + activationStart: performance.getEntriesByType('navigation')[0].activationStart, + workerLoad: performance.getEntriesByName(workerURL)[0].startTime, + workerStart: e.data}); + }), workerURL); + }, [workerURL]); + + // We want to prevent false success by waiting for enough time to make sure the worker is not + // yet initialized + await new Promise(resolve => t.step_timeout(resolve, 500)); + await activate(); + const {workerStart, activationStart, workerLoad, prerendering} = await exec(() => window.waitForWorker); + assert_false(prerendering, "DedicatedWorker should be suspended until activated"); + assert_greater_than(activationStart, workerLoad, "Loading the worker script should not be delayed"); + assert_greater_than(workerStart, activationStart, "Starting the worker should be delayed"); +}, "Dedicated workers should be loaded in suspended state until activated"); + +promise_test(async t => { + const {exec, activate} = await create_prerendered_page(t); + const workerURL = new URL(`resources/shared-worker.py?id=${token()}`, location.href).toString(); + await exec(workerURL => { + window.worker = new SharedWorker(workerURL, 'dummy'); + window.worker.port.start(); + window.waitForSharedWorkerLoadingReport = + fetch(workerURL + "&check=true") + .then(r => t.text()) + .then(text => text === 'ok' && document.prerendering); + window.waitForWorker = new Promise(resolve => worker.port.addEventListener('message', e => { + resolve({ + prerendering: document.prerendering, + activationStart: performance.getEntriesByType('navigation')[0].activationStart, + workerLoad: performance.getEntriesByName(workerURL)[0]?.startTime, + workerStart: e.data}); + }), workerURL); + }, [workerURL]); + + await new Promise(resolve => t.step_timeout(resolve, 300)); + await activate(); + const {workerStart, activationStart, workerLoad, prerendering} = await exec(() => window.waitForWorker); + assert_false(prerendering, "SharedWorker should be suspended until activated"); + assert_greater_than(activationStart, workerLoad, "Loading the worker script should not be delayed"); + assert_greater_than(workerStart, activationStart, "Starting the worker should be delayed"); +}, "Shared workers should be loaded in suspended state until activated"); + +promise_test(async t => { + const {exec, activate} = await create_prerendered_page(t); + const workerURL = new URL(`resources/shared-worker.py?id=${token()}`, location.href).toString(); + const workerStartTime1 = await new Promise(resolve => { + const worker = new SharedWorker(workerURL, 'worker'); + worker.port.start(); + worker.port.addEventListener('message', e => resolve(e.data)); + }); + + await exec(workerURL => { + window.worker = new SharedWorker(workerURL, 'worker'); + window.worker.port.start(); + window.waitForWorker = new Promise(resolve => worker.port.addEventListener('message', e => { + resolve({ + prerendering: document.prerendering, + activationStart: performance.getEntriesByType('navigation')[0].activationStart, + workerLoad: performance.getEntriesByName(workerURL)[0]?.startTime, + workerStartTime2: e.data}); + }), workerURL); + }, [workerURL]); + + await new Promise(resolve => t.step_timeout(resolve, 300)); + await activate(); + const {workerStartTime2, activationStart, workerLoad, prerendering} = await exec(() => window.waitForWorker); + assert_true(prerendering, "An existing SharedWorker should be accessible while prerendering"); + assert_greater_than(activationStart, workerLoad, "Loading the worker script should not be delayed"); + assert_equals(workerStartTime1, workerStartTime2, "The prerendered page should connect to the existing worker"); + assert_greater_than(activationStart, workerStartTime2, "Starting the worker should be done before activation"); +}, "Existing shared workers should be accessible before activation"); + +</script> +</body> |