| <!DOCTYPE html> |
| <link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org"> |
| <link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos"> |
| <p>Test passes if there is a filled green square, and no scrollbars</p> |
| <div id="container" style="overflow:auto; width:100px; height:100px; background:red;"> |
| <div style="position:sticky; top:0; height:100px; background:green;"></div> |
| <div id="bigItem" style="height:600px;"></div> |
| </div> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| container.scrollTop = 600; |
| requestAnimationFrame(()=>{ |
| requestAnimationFrame(()=>{ |
| bigItem.style.display = "none"; |
| test(()=> { |
| assert_equals(container.scrollHeight, 100); |
| }, "Sticky position and its overflow contribution"); |
| }); |
| }); |
| </script> |