navigator-keyboard-map-two-parallel-requests.https.html (439B)
1 <!DOCTYPE html> 2 <script src="/resources/testharness.js"></script> 3 <script src="/resources/testharnessreport.js"></script> 4 <script> 5 'use strict'; 6 7 promise_test((t) => { 8 const p1 = navigator.keyboard.getLayoutMap(); 9 const p2 = navigator.keyboard.getLayoutMap(); 10 // p1 and p2 should be the same promise instance. 11 assert_equals(p1, p2); 12 return Promise.all([p1, p2]); 13 }, '[Keyboard Map] getLayoutMap() twice in parallel'); 14 15 </script>