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 |   1 <!DOCTYPE html> | 
 |   2 <title>Keyboard Lock - Interface</title> | 
 |   3 <script src="/resources/testharness.js"></script> | 
 |   4 <script src="/resources/testharnessreport.js"></script> | 
 |   5 <script> | 
 |   6 'use strict'; | 
 |   7  | 
 |   8 test(() => { | 
 |   9   // Navigator has both requestKeyLock() and cancelKeyLock() functions. | 
 |  10   assert_true('requestKeyLock' in navigator); | 
 |  11   assert_true('cancelKeyLock' in navigator); | 
 |  12   assert_equals(typeof(navigator.requestKeyLock), 'function'); | 
 |  13   assert_equals(typeof(navigator.cancelKeyLock), 'function'); | 
 |  14   const p = navigator.requestKeyLock(); | 
 |  15   assert_equals(typeof(p.then), 'function'); | 
 |  16   assert_equals(typeof(p.catch), 'function'); | 
 |  17 }, 'Keyboard Lock IDL test'); | 
 |  18  | 
 |  19 </script> | 
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