firefox-main/testing/web-platform/tests/web-locks/bfcache/contention.https.window.js (file symbol)

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// META: title=Web Locks API: bfcache contention test
// META: timeout=long
// META: variant=?context=document&contention=request
// META: variant=?context=worker&contention=request
// META: variant=?context=nested-worker&contention=request
// META: variant=?context=shared-worker&contention=request
// META: variant=?context=document&contention=query
// META: variant=?context=worker&contention=query
// META: variant=?context=nested-worker&contention=query
// META: variant=?context=shared-worker&contention=query
// META: script=/common/utils.js
// META: script=/common/dispatcher/dispatcher.js
// META: script=/web-locks/resources/helpers.js
// META: script=/html/browsers/browsing-the-web/back-forward-cache/resources/helper.sub.js
// META: script=./helpers.js
const contexts = {
'document': {
description: 'the main thread',
funcBeforeNavigation: (name) => {
navigator.locks.request(name, () => new Promise(() => {}));
},
},
'worker': {
description: 'a worker',
funcBeforeNavigation: async (name) => {
window.worker = new Worker('/web-locks/resources/worker.js');
await postToWorkerAndWait(worker, {op: 'request', name: name});
},
},
'nested-worker': {
description: 'a nested worker',
funcBeforeNavigation: async (name) => {
window.worker = new Worker('/web-locks/resources/parentworker.js');
await postToWorkerAndWait(worker, {op: 'request', name: name});
},
},
'shared-worker': {
description: 'a shared worker',
funcBeforeNavigation: async (name) => {
window.worker = new SharedWorker('/web-locks/resources/worker.js');
worker.port.start();
await postToWorkerAndWait(worker.port, {op: 'request', name: name});
},
},
};
const contentions = {
'request': {
description: 'on navigator.locks.request()',
funcBeforeBackNavigation: (name) => {
return navigator.locks.request(name, () => {});
},
},
'query': {
description: 'on navigator.locks.query()',
funcBeforeBackNavigation: () => navigator.locks.query(),
}
};
const params = new URLSearchParams(location.search);
const context = contexts[params.get('context')];
const contention = contentions[params.get('contention')];
const lockName = uniqueNameByQuery();
runWebLocksBfcacheTest(
{
targetOrigin: originSameOrigin,
argsBeforeNavigation: [lockName],
argsBeforeBackNavigation: [lockName],
funcBeforeNavigation: context.funcBeforeNavigation,
funcBeforeBackNavigation: contention.funcBeforeBackNavigation,
shouldBeCached: false,
},
`A held lock on ${context.description} should cause eviction ${
contention.description}`);