restriction-focus.https.html (1372B)
1 <!DOCTYPE html> 2 <title>Prerendering documents are not focused</title> 3 <meta name="timeout" content="long"> 4 <script src="/resources/testharness.js"></script> 5 <script src="/resources/testharnessreport.js"></script> 6 <script src="/common/utils.js"></script> 7 <script src="/common/dispatcher/dispatcher.js"></script> 8 <script src="../resources/utils.js"></script> 9 <script src="resources/utils.js"></script> 10 11 <body> 12 <input type="text" id = "prerenderTextField"> 13 <script> 14 setup(() => assertSpeculationRulesIsSupported()); 15 16 promise_test(async t => { 17 document.getElementById('prerenderTextField').focus(); 18 assert_true( 19 document.hasFocus(), 20 'Initial document should have focus.'); 21 22 const {exec} = await create_prerendered_page(t); 23 const result = await exec(() => { 24 const element = document.createElement('input'); 25 element.setAttribute('type', 'text'); 26 document.body.appendChild(element); 27 element.focus(); 28 29 // Post the focus and active states to the initiator page. 30 return { 31 activeElementUpdated: document.activeElement === element, 32 documentHasFocus: document.hasFocus() 33 }; 34 }) 35 36 assert_true(result.activeElementUpdated, 'Active element has been updated'); 37 assert_false(result.documentHasFocus, 'Document should not have focus'); 38 }, 'Prerendering document should update the active element but not have focus'); 39 </script>