| OLD | NEW |
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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <style> |
| 3 |
| 4 #container { |
| 5 width: 200px; |
| 6 height: 200px; |
| 7 overflow: scroll; |
| 8 } |
| 9 |
| 10 #content { |
| 11 width: 7500px; |
| 12 height: 7500px; |
| 13 background-color: blue; |
| 14 } |
| 15 |
| 16 </style> |
| 17 <script src="../../resources/js-test.js"></script> |
| 18 <div id="container"> |
| 19 <div id="content"></div> |
| 20 </div> |
| 21 <div id="console"></div> |
| 22 <script> |
| 23 |
| 24 jsTestIsAsync = true; |
| 25 element = document.getElementById("container"); |
| 26 |
| 27 var testConfigs = [ |
| 28 {preciseDeltas: false, expectSmooth: true}, |
| 29 {preciseDeltas: true, expectSmooth: false}, |
| 30 ]; |
| 31 var config; |
| 32 var waitingForScroll = false; |
| 33 var scrollStart, scrollDuration; |
| 34 |
| 35 function nextConfig() { |
| 36 config = testConfigs.shift(); |
| 37 if (!config) |
| 38 finishJSTest(); |
| 39 |
| 40 element.addEventListener("scroll", onElementScroll); |
| 41 |
| 42 eventSender.mouseMoveTo(100, 100); |
| 43 eventSender.mouseScrollBy(0, -2, /* paged */ false, |
| 44 config.preciseDeltas); |
| 45 scrollStart = performance.now(); |
| 46 } |
| 47 |
| 48 function reset() { |
| 49 element.removeEventListener("scroll", onElementScroll); |
| 50 element.scrollTop = 0; |
| 51 waitingForScroll = false; |
| 52 } |
| 53 |
| 54 function onElementScroll() { |
| 55 if (waitingForScroll) { |
| 56 if (element.scrollTop == 80) { |
| 57 scrollDuration = performance.now() - scrollStart; |
| 58 shouldBeTrue("scrollDuration < 500"); |
| 59 reset(); |
| 60 nextConfig(); |
| 61 } |
| 62 } else if (config.expectSmooth) { |
| 63 shouldNotBe("element.scrollTop", "80"); |
| 64 waitingForScroll = true; |
| 65 } else { |
| 66 shouldBe("element.scrollTop", "80"); |
| 67 reset(); |
| 68 nextConfig(); |
| 69 } |
| 70 } |
| 71 |
| 72 function runTest() { |
| 73 internals.settings.setScrollAnimatorEnabled(true); |
| 74 nextConfig(); |
| 75 } |
| 76 |
| 77 description("Tests that overflow scrolls are animated, unless the wheel " + |
| 78 "event has precise scrolling deltas."); |
| 79 |
| 80 if (window.eventSender) |
| 81 runTest(); |
| 82 else |
| 83 debug("FAIL: This test requires window.eventSender."); |
| 84 |
| 85 </script> |
| OLD | NEW |
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Chromium Code Reviews
Issue 882813005:
Respect the smooth scrolling setting in LayerScrollableArea. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master