| <!DOCTYPE html> |
| <link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org"> |
| <link rel="help" href="https://www.w3.org/TR/css-break-3/#breaking-rules"> |
| <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"> |
| <div id="container" style="width:100px; height:100px; overflow:auto;"> |
| <div style="height:100px;"></div> |
| <div style="columns:3;"><div></div></div> |
| </div> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| test(()=> { |
| assert_equals(container.scrollHeight, 100); |
| }, "empty multicol doesn't add layout overflow"); |
| </script> |
