| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script src="../../resources/ui-helper.js"></script> |
| <style> |
| #parent { |
| background-color: #eee; |
| } |
| #target { |
| background-color: silver; |
| } |
| </style> |
| <script> |
| window.jsTestIsAsync = true; |
| |
| var pageScrollPositionBefore; |
| var pageScrollHeightBefore; |
| var continueCount = 5; |
| |
| function checkForScrollOffset() |
| { |
| var pageScrollPositionAfter = document.scrollingElement.scrollTop; |
| var pageScrollHeightAfter = document.scrollingElement.scrollHeight; |
| |
| if (pageScrollPositionAfter + 100 >= pageScrollPositionBefore) |
| testFailed("Page did not properly handle rubber banding state."); |
| else |
| testPassed("Page properly handled rubber banding state."); |
| |
| finishJSTest(); |
| } |
| |
| var zoomOutCount = 0; |
| function zoomPageOut() |
| { |
| if (!zoomOutCount) { |
| pageScrollPositionBefore = document.scrollingElement.scrollTop; |
| pageScrollHeightBefore = document.scrollingElement.scrollHeight; |
| } |
| |
| eventSender.zoomPageOut(); |
| zoomOutCount = zoomOutCount + 1; |
| if (zoomOutCount >= 2) |
| setTimeout(checkForScrollOffset, 100); |
| else |
| setTimeout(zoomPageOut, 100); |
| } |
| |
| async function scrollDown() |
| { |
| // Scroll the #source until we reach the #target. |
| const selectTarget = document.getElementById('target'); |
| const startPosX = Math.round(selectTarget.offsetLeft) + 20; |
| const startPosY = Math.round(selectTarget.offsetTop) - 42; // Slightly more than one wheel scroll away from the target div |
| |
| let events = [ |
| { |
| type : "wheel", |
| viewX : startPosX, |
| viewY : startPosY, |
| deltaY : -10, |
| phase : "began" |
| } |
| ]; |
| |
| const changedEvent = { |
| type : "wheel", |
| deltaY : -100, |
| phase : "changed" |
| }; |
| |
| const changedEventCount = 40; |
| const changedEvents = Array(changedEventCount).fill(changedEvent); |
| events.push(...changedEvents); |
| events.push({ |
| type : "wheel", |
| phase : "ended" |
| }); |
| |
| await UIHelper.mouseWheelSequence({ events: events }); |
| |
| setTimeout(zoomPageOut, 700); |
| } |
| |
| var zoomInCount = 0; |
| function zoomPageIn() |
| { |
| eventSender.zoomPageIn(); |
| zoomInCount = zoomInCount + 1; |
| if (zoomInCount >= 2) |
| setTimeout(scrollDown, 100); |
| else |
| setTimeout(zoomPageIn, 100); |
| } |
| |
| function startTest() |
| { |
| if (window.eventSender) { |
| setTimeout(zoomPageIn, 0); |
| } else { |
| var messageLocation = document.getElementById('parent'); |
| var message = document.createElement('div'); |
| message.innerHTML = "<p>This test is better run under DumpRenderTree. To manually test it, place the mouse pointer<br/>" |
| + "at the top of the page, perform two text zooms, scroll to the bottom of the page, then zoom back out.<br/>" |
| + "The bottom of the test page should not be offset from the bottom of the web view.<\/p>"; |
| messageLocation.appendChild(message); |
| } |
| } |
| |
| window.addEventListener('load', startTest, false); |
| </script> |
| </head> |
| <body> |
| <div id="parent" style="height: 2000px;"> |
| <div id="source" style="height: 100px"> |
| Put mouse here and do the following: |
| <ol> |
| <li>Perform two text zooms (in). (Command+ in Safari)</li> |
| <li>Scroll down to the bottom. Be sure to scroll far enough that a rubberband animation is triggered.</li> |
| <li>Perform two text zooms (out). (Commmand- in Safari)</li> |
| </ol> |
| </div> |
| <div id="target" style="height: 1000px; position: relative"> |
| </div> |
| </div> |
| <div id="console"></div><script type="text/javascript"> |
| description("Tests that scroll dimensions return to correct size after rubber banding while zoomed."); |
| </script> |
| <div id="bottom">This should be at the very bottom of the page.</div> |
| <script src="../../resources/js-test-post.js" type="text/javascript"></script> |
| </body> |
| </html> |
