| <!DOCTYPE html> |
| <style> |
| body |
| { |
| margin: 0; |
| padding: 0; |
| } |
| .div |
| { |
| width: 100px; |
| height: 50px; |
| } |
| #float |
| { |
| float: left; |
| } |
| #inline |
| { |
| display: inline-block; |
| background-color:green; |
| } |
| #positioned |
| { |
| position: absolute; |
| background-color: red; |
| z-index: -1; |
| } |
| </style> |
| <div id="positioned" class="div"></div> |
| <div id="float" class="div"></div> |
| <div id="test"> |
| <div id="inline" class="div"></div> |
| </div> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <script> |
| document.body.offsetTop; |
| float.style["margin-top"] = "-50px"; |
| test(() => { |
| assert_equals(document.getElementById("inline").offsetLeft, 0); |
| }, "crbug.com/711938: Sibling elements notice when a float no longer overlaps due to margin top changing."); |
| </script> |
