| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <style> |
| #scrolling { |
| height: 300px; |
| width: 300px; |
| border: 100px solid gray; |
| border-left-width: 0px; |
| border-right-width: 0px; |
| overflow-y: scroll; |
| } |
| |
| .content { |
| height: 1000px; |
| width: 100%; |
| background-image: repeating-linear-gradient(silver, white 200px); |
| } |
| </style> |
| <script src="../../../resources/ui-helper.js"></script> |
| <script> |
| function checkForScroll() |
| { |
| var scroller = document.getElementById("scrolling"); |
| var expectedScrollTop = 700; |
| |
| if (scroller.scrollTop == expectedScrollTop) |
| document.getElementById('result').textContent = "PASS: scrollTop was " + expectedScrollTop; |
| else |
| document.getElementById('result').textContent = "FAIL: scrollTop was " + scroller.scrollTop; |
| |
| testRunner.notifyDone(); |
| } |
| |
| async function scrollTest() |
| { |
| const events = [ |
| { |
| type : "wheel", |
| viewX : 100, |
| viewY : 120, |
| deltaY : -10, |
| phase : "began" |
| }, |
| { |
| type : "wheel", |
| deltaY : -10, |
| phase : "changed" |
| }, |
| { |
| type : "wheel", |
| deltaY : -10, |
| phase : "changed" |
| }, |
| { |
| type : "wheel", |
| phase : "ended" |
| }, |
| { |
| type : "wheel", |
| deltaY : -30, |
| momentumPhase : "began" |
| } |
| ]; |
| |
| const momentumEvent = { |
| type : "wheel", |
| deltaY : -50, |
| momentumPhase : "changed" |
| }; |
| |
| const momentumEventCount = 15; |
| const momentumEvents = Array(momentumEventCount).fill(momentumEvent); |
| |
| events.push(...momentumEvents); |
| |
| const endEvent = { |
| type : "wheel", |
| momentumPhase : "ended" |
| }; |
| events.push(endEvent); |
| |
| await UIHelper.mouseWheelSequence({ events }); |
| checkForScroll(); |
| } |
| |
| function startTest() |
| { |
| if (!window.eventSender) { |
| setTimeout(scrollTest, 0); |
| return; |
| } |
| |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| |
| setTimeout(scrollTest, 0); |
| } |
| |
| window.addEventListener('load', startTest, false); |
| </script> |
| </head> |
| <body> |
| <div id="scrolling"> |
| <div class="content"></div> |
| </div> |
| <div id="result"></div> |
| </body> |
| </html> |
