95 lines
2.7 KiB
HTML
95 lines
2.7 KiB
HTML
<!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] -->
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<html>
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<head>
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<style>
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body {
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height: 2000px;
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}
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.scroller {
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width: 620px;
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height: 120px;
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border: 1px solid black;
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overflow-x: scroll;
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scroll-snap-type: x mandatory;
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}
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.contents {
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width: 200%;
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}
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.box {
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scroll-snap-align: start;
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width: 100px;
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height: 100px;
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margin: 10px;
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background-color: blue;
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display: inline-block;
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}
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.scroller.changed .box {
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width: 110px;
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}
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</style>
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<script src="../../../resources/js-test-pre.js"></script>
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<script src="../../../resources/ui-helper.js"></script>
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<script>
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var jsTestIsAsync = true;
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var scroller;
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var beforeChangeScrollLeft;
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async function scrollTest()
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{
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if (!window.eventSender) {
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finishJSTest();
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return;
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}
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eventSender.monitorWheelEvents();
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eventSender.mouseMoveTo(20, 20);
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eventSender.mouseScrollByWithWheelAndMomentumPhases(-1, 0, "began", "none");
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eventSender.mouseScrollByWithWheelAndMomentumPhases(-20, 0, "changed", "none");
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await UIHelper.waitForEvent(scroller, 'scroll');
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await UIHelper.animationFrame();
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beforeChangeScrollLeft = scroller.scrollLeft;
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shouldBeTrue('beforeChangeScrollLeft > 0');
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scroller.classList.add('changed');
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await UIHelper.animationFrame();
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shouldBe('beforeChangeScrollLeft', 'scroller.scrollLeft');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, "ended", "none");
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await UIHelper.waitForScrollCompletion();
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finishJSTest();
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}
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window.addEventListener('load', () => {
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scroller = document.querySelector('.scroller');
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setTimeout(scrollTest, 0);
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}, false);
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</script>
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</head>
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<body>
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<div class="scroller">
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<div class="contents">
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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<div class="box"></div>
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</div>
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</div>
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<div id="console"></div>
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<script src="../../../resources/js-test-post.js"></script>
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</body>
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</html>
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