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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <script src="../../resources/js-test.js"></script> | 2 <script src="../../resources/js-test.js"></script> |
3 <div id="spanner"></div> | 3 <div id="spanner"></div> |
4 <script> | 4 <script> |
5 var styleCount, layoutCount; | 5 var styleCount, layoutCount; |
6 | 6 |
7 function assertSyncLayout(sync) { | 7 function assertSyncLayout(sync) { |
8 if (window.internals) { | 8 if (window.internals) { |
9 styleCount = internals.updateStyleAndReturnAffectedElementCount(); | 9 styleCount = internals.updateStyleAndLayoutAndReturnAffectedElementCount
(); |
10 layoutCount = internals.needsLayoutCount(); | 10 layoutCount = internals.needsLayoutCount(); |
11 // scrollTo should have synchronously updated style and layout | 11 // scrollTo should have synchronously updated style and layout |
12 if (sync) { | 12 if (sync) { |
13 shouldBe("styleCount", "0"); | 13 shouldBe("styleCount", "0"); |
14 shouldBe("layoutCount", "0"); | 14 shouldBe("layoutCount", "0"); |
15 } else { | 15 } else { |
16 shouldNotBe("styleCount", "0"); | 16 shouldNotBe("styleCount", "0"); |
17 shouldNotBe("layoutCount", "0"); | 17 shouldNotBe("layoutCount", "0"); |
18 } | 18 } |
19 } | 19 } |
(...skipping 19 matching lines...) Expand all Loading... |
39 assertSyncLayout(true); | 39 assertSyncLayout(true); |
40 | 40 |
41 spanner.style.height = "2px"; | 41 spanner.style.height = "2px"; |
42 scrollTo({ top: 0 }); | 42 scrollTo({ top: 0 }); |
43 assertSyncLayout(true); | 43 assertSyncLayout(true); |
44 | 44 |
45 spanner.style.height = "3px"; | 45 spanner.style.height = "3px"; |
46 scrollTo({ }); | 46 scrollTo({ }); |
47 assertSyncLayout(true); | 47 assertSyncLayout(true); |
48 </script> | 48 </script> |
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