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| 1 <!DOCTYPE html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <script src="../../resources/js-test.js"></script> | |
| 5 <script src="resources/autosizingTest.js"></script> | |
| 6 <style> | |
| 7 #autosize { | |
| 8 font-size: 10px; | |
| 9 } | |
| 10 </style> | |
| 11 </head> | |
| 12 <body> | |
| 13 <div id="autosize"> | |
| 14 This test verifies that a style recalc on a block with an autosizing multipl
ier does not | |
| 15 cause an unnecessary relayout. | |
| 16 Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tem
por incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis n
ostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Dui
s aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fug
iat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culp
a qui officia deserunt mollit anim id est laborum. | |
| 17 </div> | |
| 18 <script> | |
| 19 // Force style recalc and layout. | |
| 20 document.body.offsetTop; | |
| 21 | |
| 22 if (window.internals) | |
| 23 shouldBe("window.internals.needsLayoutCount()", "0", true); | |
| 24 | |
| 25 // Should cause a repaint but no layout. | |
| 26 document.querySelector('#autosize').style.color = 'green'; | |
| 27 | |
| 28 if (window.internals) { | |
| 29 shouldBe("window.internals.updateStyleAndReturnAffectedElementCount()",
"1", true); | |
| 30 shouldBe("window.internals.needsLayoutCount()", "0", true); | |
| 31 } | |
| 32 </script> | |
| 33 </body> | |
| 34 </html> | |
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