empty-multicol-at-scrollport-edge.html (864B)
1 <!DOCTYPE html> 2 <link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org"> 3 <link rel="help" href="https://www.w3.org/TR/css-break-3/#breaking-rules"> 4 <meta name="assert" content="When flowing into fragmentainers, we require them to accept at least 1px of content in the block direction, in order to guarantee progress. But the block-size of the fragmentainer itself shouldn't be stretched to 1px, as that would lead to overflow contibution"> 5 <div id="container" style="width:100px; height:100px; overflow:auto;"> 6 <div style="height:100px;"></div> 7 <div style="columns:3;"><div></div></div> 8 </div> 9 <script src="/resources/testharness.js"></script> 10 <script src="/resources/testharnessreport.js"></script> 11 <script> 12 test(()=> { 13 assert_equals(container.scrollHeight, 100); 14 }, "empty multicol doesn't add layout overflow"); 15 </script>