| <!DOCTYPE html> |
| <style>body { overflow:scroll; }</style> |
| <p>There should be a hotpink square in the bottom left corner of a olive rectangle.</p> |
| <div id="multicol" style="position:relative; columns:2; column-fill:auto; orphans:2; widows:2; line-height:20px; height:45px; background:olive;"> |
| <div> |
| <br> |
| </div> |
| <div id="elm" style="float:left; width:40px; background:hotpink;"><br><br></div> |
| </div> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| test(() => { |
| var multicol = document.getElementById("multicol"); |
| var elm = document.getElementById("elm"); |
| assert_equals(elm.offsetTop, 0); |
| assert_equals(elm.offsetHeight, 40); |
| multicol.style.height = "60px"; |
| // Now there's room for the float in the first column |
| assert_equals(elm.offsetTop, 20); |
| assert_equals(elm.offsetHeight, 40); |
| }, "No crash or assertion failure."); |
| </script> |