| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <div></div> |
| <div id="t1"> |
| <div id="t2"></div> |
| <div></div> |
| <div></div> |
| </div> |
| <script> |
| test(() => { |
| var s = document.createElement("style"); |
| s.textContent = "div ~ div > :nth-child(even) { background-color: red }"; |
| var head = document.querySelector("head"); |
| head.appendChild(s); |
| t2.offsetTop; |
| head.removeChild(s); |
| t2.offsetTop; |
| |
| t1.insertBefore(document.createElement("div"), t2); |
| assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 1); |
| }, "Removed style rules should not cause invalidation"); |
| </script> |
| <body> |
| </html> |
