scroll-marker-focus-visible.html (1435B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>CSS Overflow Test: ::scroll-marker supports :focus-visible</title> 4 <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-pseudo"> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/resources/testdriver.js"></script> 8 <script src="/resources/testdriver-actions.js"></script> 9 <script src="/resources/testdriver-vendor.js"></script> 10 <style> 11 body { 12 margin: 0; 13 } 14 15 #scroller { 16 width: 600px; 17 height: 300px; 18 overflow: auto; 19 scroll-marker-group: before; 20 white-space: nowrap; 21 } 22 23 #scroller div { 24 background: blue; 25 display: inline-block; 26 width: 600px; 27 height: 270px; 28 } 29 30 #scroller::scroll-marker-group { 31 height: 20px; 32 width: 40px; 33 } 34 35 #scroller div::scroll-marker { 36 content: ""; 37 width: 100px; 38 height: 20px; 39 background-color: red; 40 display: inline-block; 41 } 42 43 #scroller div::scroll-marker:focus-visible { 44 background-color: green; 45 } 46 </style> 47 <div id="scroller"> 48 <div id="target"></div> 49 <div></div> 50 </div> 51 <script> 52 promise_test(async t => { 53 const kTab = '\uE004'; 54 await new test_driver.Actions() 55 .keyDown(kTab) 56 .keyUp(kTab) 57 .send(); 58 assert_equals(getComputedStyle(target, "::scroll-marker").backgroundColor, "rgb(0, 128, 0)", "::scroll-marker supports :focus-visible"); 59 }); 60 </script>