| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| .columns { |
| margin: 10px; |
| width: 500px; |
| height: 400px; |
| column-count: 2; |
| column-gap: 40px; |
| column-fill: auto; |
| border: 1px solid gray; |
| box-sizing:border-box; |
| } |
| |
| .box { |
| margin: 10px; |
| width: 100px; |
| height: 100px; |
| background-color: silver; |
| } |
| |
| </style> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| function logClientRect(elementId) |
| { |
| let target = document.getElementById(elementId); |
| var bounds = target.getBoundingClientRect(); |
| debug('bounding client rect x:' + bounds.x + ' y:' + bounds.y + ' width: ' + bounds.width + ' height:'+ bounds.height); |
| } |
| </script> |
| </head> |
| <body> |
| <div class='columns'> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div id="target-before" style="break-before: column;"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| </div> |
| |
| <div class='columns'> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div id="target-after" style="break-after: column;"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| <div class="box"></div> |
| </div> |
| <div id="console"></div> |
| <script> |
| logClientRect('target-before'); |
| logClientRect('target-after'); |
| </script> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
