| <!DOCTYPE html> |
| <style> |
| body { |
| width: 1000px; |
| height: 1000px; |
| /* Overflow hidden so that the size of the scrollbar is not added to |
| the innerHeight/Width properties. */ |
| overflow: hidden; |
| } |
| </style> |
| <script src="../../resources/js-test.js"></script> |
| |
| <script type="text/javascript"> |
| var testScrolls = []; |
| var currentTest = -1; |
| |
| setPrintTestResultsLazily(); |
| jsTestIsAsync = true; |
| |
| description("Test that when the scrollLayoutViewport setting is on, the scroll " + |
| "from window.scrollTo is applied to the layout viewport. Note that this test is " + |
| "pertaining to crbug.com/489206, where we want all APIs to reflect the layout viewport."); |
| |
| function finishTest() { |
| var testCase = testScrolls[currentTest]; |
| if(window.scrollX == testCase.expectedX && window.scrollY == testCase.expectedY) { |
| testPassed("Scroll destination reached."); |
| startNextTestCase(); |
| } else { |
| testFailed("Scroll destination not reached."); |
| startNextTestCase(); |
| } |
| } |
| |
| function startNextTestCase() { |
| currentTest++; |
| if (currentTest >= testScrolls.length) { |
| finishJSTest(); |
| return; |
| } |
| |
| var testCase = testScrolls[currentTest]; |
| internals.settings.setInertVisualViewport(testScrolls[currentTest].scrollLayoutViewport); |
| window.scrollTo(testCase.x, testCase.y); |
| window.requestAnimationFrame(finishTest); |
| } |
| |
| window.onload = function () { |
| if (!window.internals) { |
| testFailed('This test requires window.internals'); |
| finishJSTest(); |
| return; |
| } |
| |
| internals.settings.setInertVisualViewport(false); |
| // The height/width of the layout viewport is innerHeight/Width of the window |
| // when no pinch-zoom is applied. |
| var layoutInnerHeight = window.innerHeight; |
| var layoutInnerWidth = window.innerWidth; |
| // The height/width of the visual viewport is innerHeight/Width of the window |
| // when pinch-zoom is applied. |
| internals.setPageScaleFactor(2.0); |
| var visualInnerHeight = window.innerHeight; |
| var visualInnerWidth = window.innerWidth; |
| |
| // The maximum scroll offsets when the visual viewport is scrolled. |
| var maxScrollHeightScrollVisual = document.scrollingElement.scrollHeight - visualInnerHeight; |
| var maxScrollWidthScrollVisual = document.scrollingElement.scrollWidth - visualInnerWidth; |
| // The maximum scroll offsets when the layout viewport is scrolled. |
| var maxScrollHeightScrollLayout = document.scrollingElement.scrollHeight - layoutInnerHeight; |
| var maxScrollWidthScrollLayout = document.scrollingElement.scrollWidth - layoutInnerWidth; |
| |
| // First scrollTo is called with the scrollLayoutViewport setting off, in which |
| // case, window.scrollY should return the position of the visual viewport. Then |
| // the setting is turned on, and this time, window.scrollY should return the |
| // position of the layoutViewport. |
| testScrolls = [ |
| {x: 2000, y: 2000, expectedX: maxScrollWidthScrollVisual, expectedY:maxScrollHeightScrollVisual, scrollLayoutViewport:false}, |
| {x: 2000, y: 2000, expectedX: maxScrollWidthScrollLayout, expectedY:maxScrollHeightScrollLayout, scrollLayoutViewport:true}, |
| ]; |
| startNextTestCase(); |
| } |
| </script> |
