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Automatic update from web-platform-testsWeb Locks API: Run tests in additional globals Use the "META: global=" annotation to run the web-locks/ tests in shared and service workers, as appropriate. Change-Id: I1d6acd9b4e2932bf3a60b1e41285cbe74e3cb8ff Reviewed-on: https://chromium-review.googlesource.com/1208447 Commit-Queue: Victor Costan <pwnall@chromium.org> Reviewed-by: Victor Costan <pwnall@chromium.org> Cr-Commit-Position: refs/heads/master@{#590265} -- wpt-commits: 7d538d126b49411702cdd88354f520cdf9a65702 wpt-pr: 12860 --HG-- extra : rebase_source : 125cfaf5b02d72d5746aaeb894d27ef8da08c929 extra : source : 703c030316ba169ade809c83d901a58f1881677c
34 lines
1 KiB
JavaScript
34 lines
1 KiB
JavaScript
// META: title=Web Locks API: Exclusive Mode
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// META: global=window,dedicatedworker,sharedworker,serviceworker
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'use strict';
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promise_test(async t => {
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const granted = [];
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function log_grant(n) { return () => { granted.push(n); }; }
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await Promise.all([
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navigator.locks.request('a', log_grant(1)),
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navigator.locks.request('a', log_grant(2)),
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navigator.locks.request('a', log_grant(3))
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]);
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assert_array_equals(granted, [1, 2, 3]);
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}, 'Lock requests are granted in order');
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promise_test(async t => {
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const granted = [];
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function log_grant(n) { return () => { granted.push(n); }; }
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let inner_promise;
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await navigator.locks.request('a', async lock => {
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inner_promise = Promise.all([
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// This will be blocked.
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navigator.locks.request('a', log_grant(1)),
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// But this should be grantable immediately.
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navigator.locks.request('b', log_grant(2))
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]);
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});
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await inner_promise;
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assert_array_equals(granted, [2, 1]);
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}, 'Requests for distinct resources can be granted');
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