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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
38 lines
1.3 KiB
JavaScript
38 lines
1.3 KiB
JavaScript
// META: title=Web Locks API: Shared 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', {mode: 'shared'}, log_grant(1)),
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navigator.locks.request('b', {mode: 'shared'}, log_grant(2)),
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navigator.locks.request('c', {mode: 'shared'}, log_grant(3)),
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navigator.locks.request('a', {mode: 'shared'}, log_grant(4)),
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navigator.locks.request('b', {mode: 'shared'}, log_grant(5)),
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navigator.locks.request('c', {mode: 'shared'}, log_grant(6)),
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]);
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assert_array_equals(granted, [1, 2, 3, 4, 5, 6]);
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}, 'Lock requests are granted in order');
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promise_test(async t => {
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let a_acquired = false, a_acquired_again = false;
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await navigator.locks.request('a', {mode: 'shared'}, async lock => {
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a_acquired = true;
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// Since lock is held, this request would be blocked if the
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// lock was not 'shared', causing this test to time out.
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await navigator.locks.request('a', {mode: 'shared'}, lock => {
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a_acquired_again = true;
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});
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});
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assert_true(a_acquired, 'first lock acquired');
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assert_true(a_acquired_again, 'second lock acquired');
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}, 'Shared locks are not exclusive');
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