| <!DOCTYPE html> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <style> |
| div { |
| background-color: green; |
| width: 100px; |
| height: 100px; |
| } |
| .red + div { background-color: red } |
| </style> |
| <p>You should see a green square below.</p> |
| <div id="toRemove" class="red"></div> |
| <div id="sibling"></div> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(sibling).backgroundColor, "rgb(255, 0, 0)", "Background is initially red."); |
| }, "Initial background color."); |
| |
| test(() => { |
| toRemove.className = ""; |
| toRemove.remove(); |
| assert_equals(getComputedStyle(sibling).backgroundColor, "rgb(0, 128, 0)", "Background is green after sibling is removed."); |
| }, "Background color changed after sibling removed."); |
| </script> |
