| <!DOCTYPE html> |
| <script src="../../../resources/js-test.js"></script> |
| <style> |
| .a1 span { background-color: green } |
| .a2 span + div { background-color: green } |
| .a3 * { background-color: green } |
| </style> |
| <div id="t1"> |
| <span></span> |
| <span></span> |
| <div></div> |
| <div></div> |
| </div> |
| <div id="t2"> |
| <span></span> |
| <span></span> |
| <div></div> |
| <div></div> |
| </div> |
| <div id="t3"> |
| <span></span> |
| <span></span> |
| <span></span> |
| <span></span> |
| </div> |
| <script> |
| description("Check that targeted class invalidation works for type selectors."); |
| |
| var transparent = "rgba(0, 0, 0, 0)"; |
| var green = "rgb(0, 128, 0)"; |
| |
| var children = [ |
| document.querySelectorAll("#t1 *"), |
| document.querySelectorAll("#t2 *"), |
| document.querySelectorAll("#t3 *") |
| ]; |
| |
| document.body.offsetTop; // Force style recalc. |
| |
| for (var i=0; i<children.length; i++) { |
| for (var j=0; j<children[i].length; j++) { |
| var evalString = "getComputedStyle(children["+i+"]["+j+"], null).backgroundColor"; |
| shouldBe(evalString, "transparent"); |
| } |
| } |
| |
| document.body.offsetTop; // Force style recalc. |
| |
| document.getElementById("t1").className = "a1"; |
| if (window.internals) |
| shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2"); |
| shouldBe("getComputedStyle(children[0][0], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[0][1], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[0][2], null).backgroundColor", "transparent"); |
| shouldBe("getComputedStyle(children[0][3], null).backgroundColor", "transparent"); |
| |
| document.body.offsetLeft; // force style recalc. |
| |
| document.getElementById("t2").className = "a2"; |
| if (window.internals) |
| shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2"); |
| shouldBe("getComputedStyle(children[1][0], null).backgroundColor", "transparent"); |
| shouldBe("getComputedStyle(children[1][1], null).backgroundColor", "transparent"); |
| shouldBe("getComputedStyle(children[1][2], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[1][3], null).backgroundColor", "transparent"); |
| |
| document.body.offsetLeft; // force style recalc. |
| |
| document.getElementById("t3").className = "a3"; |
| if (window.internals) |
| shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "5"); |
| shouldBe("getComputedStyle(children[2][0], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[2][1], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[2][2], null).backgroundColor", "green"); |
| shouldBe("getComputedStyle(children[2][3], null).backgroundColor", "green"); |
| |
| </script> |
