| <!DOCTYPE html> |
| <script src="../../../resources/js-test.js"></script> |
| <style> |
| #outerHost { color: red } |
| </style> |
| <div> |
| <div id="outerHost"> |
| <span id="outerSpan"></span> |
| </div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| <div></div> |
| </div> |
| <script> |
| description("Insert a style element into a shadow tree affecting a distributed node."); |
| |
| var outerRoot = outerHost.attachShadow({mode: 'open'}); |
| outerRoot.innerHTML = "<div id='host1'><slot/></div>"; |
| |
| var host1 = outerRoot.querySelector("#host1"); |
| var root1 = host1.attachShadow({mode: 'open'}); |
| root1.innerHTML = "<div id='host2'><slot/></div>"; |
| |
| var host2 = root1.querySelector("#host2"); |
| var root2 = host2.attachShadow({mode: 'open'}); |
| root2.innerHTML = "<slot/>"; |
| |
| shouldBeEqualToString("getComputedStyle(outerSpan).color", "rgb(255, 0, 0)"); |
| |
| document.body.offsetTop; |
| var sheet = document.createElement("style"); |
| sheet.appendChild(document.createTextNode("::slotted(#outerSpan) { color: green }")); |
| root2.appendChild(sheet); |
| |
| if (window.internals) |
| shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2"); |
| |
| shouldBeEqualToString("getComputedStyle(outerSpan).color", "rgb(0, 128, 0)"); |
| </script> |
