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1 <!DOCTYPE html> | |
2 <style> | |
3 body { | |
4 width: 1000px; | |
5 height: 1000px; | |
6 /* Overflow hidden so that the size of the scrollbar is not added to | |
7 the innerHeight/Width properties. */ | |
8 overflow: hidden; | |
9 } | |
10 </style> | |
11 <script src="../../resources/js-test.js"></script> | |
12 | |
13 <script type="text/javascript"> | |
14 var testScrolls = []; | |
15 var currentTest = -1; | |
16 | |
17 setPrintTestResultsLazily(); | |
18 jsTestIsAsync = true; | |
19 | |
20 description("Test that when the scrollLayoutViewport setting is on, the scroll
" + | |
21 "from window.scrollTo is applied to the layout viewport. Note that this test
is " + | |
22 "pertaining to crbug.com/489206, where we want all APIs to reflect the layou
t viewport."); | |
23 | |
24 function finishTest() { | |
25 var testCase = testScrolls[currentTest]; | |
26 if(window.scrollX == testCase.expectedX && window.scrollY == testCase.expect
edY) { | |
27 testPassed("Scroll destination reached."); | |
28 startNextTestCase(); | |
29 } else { | |
30 testFailed("Scroll destination not reached."); | |
31 startNextTestCase(); | |
32 } | |
33 } | |
34 | |
35 function startNextTestCase() { | |
36 currentTest++; | |
37 if (currentTest >= testScrolls.length) { | |
38 finishJSTest(); | |
39 return; | |
40 } | |
41 | |
42 var testCase = testScrolls[currentTest]; | |
43 internals.settings.setInertVisualViewport(testScrolls[currentTest].scrollLay
outViewport); | |
44 window.scrollTo(testCase.x, testCase.y); | |
45 window.requestAnimationFrame(finishTest); | |
46 } | |
47 | |
48 window.onload = function () { | |
49 if (!window.internals) { | |
50 testFailed('This test requires window.internals'); | |
51 finishJSTest(); | |
52 return; | |
53 } | |
54 | |
55 internals.settings.setInertVisualViewport(false); | |
56 // The height/width of the layout viewport is innerHeight/Width of the windo
w | |
57 // when no pinch-zoom is applied. | |
58 var layoutInnerHeight = window.innerHeight; | |
59 var layoutInnerWidth = window.innerWidth; | |
60 // The height/width of the visual viewport is innerHeight/Width of the windo
w | |
61 // when pinch-zoom is applied. | |
62 internals.setPageScaleFactor(2.0); | |
63 var visualInnerHeight = window.innerHeight; | |
64 var visualInnerWidth = window.innerWidth; | |
65 | |
66 // The maximum scroll offsets when the visual viewport is scrolled. | |
67 var maxScrollHeightScrollVisual = document.scrollingElement.scrollHeight - v
isualInnerHeight; | |
68 var maxScrollWidthScrollVisual = document.scrollingElement.scrollWidth - vis
ualInnerWidth; | |
69 // The maximum scroll offsets when the layout viewport is scrolled. | |
70 var maxScrollHeightScrollLayout = document.scrollingElement.scrollHeight - l
ayoutInnerHeight; | |
71 var maxScrollWidthScrollLayout = document.scrollingElement.scrollWidth - lay
outInnerWidth; | |
72 | |
73 // First scrollTo is called with the scrollLayoutViewport setting off, in wh
ich | |
74 // case, window.scrollY should return the position of the visual viewport. T
hen | |
75 // the setting is turned on, and this time, window.scrollY should return the | |
76 // position of the layoutViewport. | |
77 testScrolls = [ | |
78 {x: 2000, y: 2000, expectedX: maxScrollWidthScrollVisual, expectedY:maxScr
ollHeightScrollVisual, scrollLayoutViewport:false}, | |
79 {x: 2000, y: 2000, expectedX: maxScrollWidthScrollLayout, expectedY:maxScr
ollHeightScrollLayout, scrollLayoutViewport:true}, | |
80 ]; | |
81 startNextTestCase(); | |
82 } | |
83 </script> | |
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