multicol-000.html (717B)
1 <!DOCTYPE html> 2 <link rel="help" href="https://wicg.github.io/layout-instability/" /> 3 <script src="/resources/testharness.js"></script> 4 <script src="/resources/testharnessreport.js"></script> 5 <script src="resources/util.js"></script> 6 <div id="multicol" style="position:relative; columns:40; width:500px; column-gap:0;"> 7 <div style="height:4000px; background:black;"></div> 8 </div> 9 <script> 10 11 promise_test(async () => { 12 const watcher = new ScoreWatcher; 13 await waitForAnimationFrames(2); 14 15 multicol.style.top = '100px'; 16 const expectedScore = computeExpectedScore(500 * (100 + 100), 100); 17 18 await watcher.promise; 19 assert_equals(watcher.score, expectedScore); 20 }, 'Move balanced multicol container'); 21 22 </script>