| <html> |
| <head> |
| <meta charset="utf-8"> |
| <script src="../../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| description("Tests the behavior of document.scrollingElement in quirks mode."); |
| |
| debug("In quirks mode the scrolling element is `BODY`"); |
| shouldBe("document.scrollingElement", "document.body"); |
| |
| document.documentElement.setAttribute('style', 'overflow: scroll'); |
| document.body.setAttribute('style', 'overflow: visible'); |
| shouldBe("document.scrollingElement", "document.body"); |
| |
| document.documentElement.setAttribute('style', 'overflow: visible'); |
| document.body.setAttribute('style', 'overflow: scroll'); |
| shouldBe("document.scrollingElement", "document.body"); |
| |
| debug("In quirks mode, if the `BODY` is scrollable, the scrolling element is `null`"); |
| debug("INTENTIONAL FAILURE. This can be fixed once https://bugs.webkit.org/show_bug.cgi?id=106133 is fixed."); |
| document.documentElement.setAttribute('style', 'overflow: scroll'); |
| document.body.setAttribute('style', 'overflow: scroll'); |
| shouldBeNull("document.scrollingElement.scrollingElement"); |
| |
| debug("In quirks mode, if the `BODY` is `display: none`, the scrolling element is `BODY`"); |
| document.documentElement.setAttribute('style', 'overflow: scroll'); |
| document.body.setAttribute('style', 'overflow: scroll; display: none'); |
| shouldBe("document.scrollingElement", "document.body"); |
| |
| document.body.setAttribute('style', ''); |
| |
| </script> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
