OLD | NEW |
1 function offsetFromViewportTop(element) | 1 function offsetFromViewportTop(element) |
2 { | 2 { |
3 return element.getClientRects()[0].top; | 3 return element.getClientRects()[0].top; |
4 } | 4 } |
5 | 5 |
6 function offsetOfMiddleFromViewportTop(element) | 6 function offsetOfMiddleFromViewportTop(element) |
7 { | 7 { |
8 return element.getClientRects()[0].top + Math.round(element.getClientRects()
[0].height / 2); | 8 return element.getClientRects()[0].top + Math.round(element.getClientRects()
[0].height / 2); |
9 } | 9 } |
10 | 10 |
(...skipping 46 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
57 } | 57 } |
58 | 58 |
59 function performVerticalScrollingPasteTest() | 59 function performVerticalScrollingPasteTest() |
60 { | 60 { |
61 copyText(); | 61 copyText(); |
62 if (performVerticalScrollingTest()) { | 62 if (performVerticalScrollingTest()) { |
63 document.execCommand("selectall"); | 63 document.execCommand("selectall"); |
64 document.execCommand("paste"); | 64 document.execCommand("paste"); |
65 } | 65 } |
66 } | 66 } |
| 67 |
| 68 function performJumpAtTheEdgeTest(useCtrlKeyModifier) |
| 69 { |
| 70 var textArea = document.getElementById("input"); |
| 71 textArea.focus(); |
| 72 if (window.eventSender) { |
| 73 var previousScrollTop = 0, currentScrollTop = 0; |
| 74 var jumpDetected = false; |
| 75 for (var i = 0; i < 120; ++i) { |
| 76 previousScrollTop = document.body.scrollTop; |
| 77 eventSender.keyDown("\r", useCtrlKeyModifier ? ["ctrlKey"] : []); |
| 78 currentScrollTop = document.body.scrollTop; |
| 79 // Smooth scrolls are allowed. |
| 80 if (Math.abs(previousScrollTop - currentScrollTop) > 24) { |
| 81 jumpDetected = true; |
| 82 break; |
| 83 } |
| 84 } |
| 85 if (!jumpDetected) |
| 86 document.write("PASS"); |
| 87 else |
| 88 document.write("FAIL<br>Jump scroll from " + previousScrollTop + " t
o " + currentScrollTop); |
| 89 } |
| 90 } |
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