| <!DOCTYPE html> |
| <script src="../../../resources/js-test.js"></script> |
| <style> |
| body { color: black; } |
| .match+div div+div { color: green; } |
| </style> |
| <div> |
| <div id="top"></div> |
| <div> |
| <div></div> |
| <div id="green"></div> |
| </div> |
| <div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| </div> |
| </div> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| description("Check that we don't do unnecessary style recalcs for sibling trees."); |
| |
| if (window.internals) |
| internals.updateStyleAndReturnAffectedElementCount(); |
| |
| document.getElementById("top").className = "match"; |
| |
| if (window.internals) |
| shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2"); |
| |
| shouldBe("getComputedStyle(document.getElementById('green'), null).color", "'rgb(0, 128, 0)'"); |
| |
| successfullyParsed = true; |
| </script> |
