164 lines
6.6 KiB
HTML
164 lines
6.6 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<style>
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.scrollable_region {
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width: 680px;
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}
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.contents {
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height: 1024px;
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background-image: repeating-linear-gradient(silver, white 200px);
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}
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</style>
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<script src="../../../resources/ui-helper.js"></script>
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<script src="../../../resources/js-test-pre.js"></script>
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<script>
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jsTestIsAsync = true;
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var wrapperTarget;
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var divTarget;
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var pageScrollPositionBefore;
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var wrapperScrollPositionBefore;
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var divScrollPositionBefore;
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function checkForSecondScroll()
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{
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// 'parent' should have scrolled, the content of 'target' should
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// not have scrolled, and 'wrapper' should not have scrolled.
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var pageScrollPositionAfter = document.scrollingElement.scrollTop;
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var wrapperScrollPositionAfter = wrapperTarget.scrollTop;
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var divScrollPositionAfter = divTarget.scrollTop;
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debug("Second scroll event:");
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if (pageScrollPositionBefore != pageScrollPositionAfter)
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testPassed("Page received wheel events during the second gesture.");
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else
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testFailed("Page did not receive wheel events during the second gesture.");
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if (wrapperScrollPositionBefore != wrapperScrollPositionAfter)
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testFailed("Wrapper received wheel events during the second gesture.");
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else
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testPassed("Wrapper did not receive wheel events during the second gesture.");
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if (divScrollPositionBefore != divScrollPositionAfter)
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testFailed("div received wheel events during the second gesture.");
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else
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testPassed("div did not receive wheel events during the second gesture.");
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}
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async function doSecondScroll()
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{
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// 'parent' should not have scrolled, and the content of 'target' should
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// not have moved. However, 'wrapper' should have moved.
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var pageScrollPositionAfter = document.scrollingElement.scrollTop;
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var wrapperScrollPositionAfter = wrapperTarget.scrollTop;
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var divScrollPositionAfter = divTarget.scrollTop;
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debug("First scroll event:");
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if (pageScrollPositionBefore != pageScrollPositionAfter)
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testFailed("Page received wheel events during the first gesture.");
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else
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testPassed("Page did not receive wheel events during the first gesture.");
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if (wrapperScrollPositionBefore != wrapperScrollPositionAfter)
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testPassed("Wrapper received wheel events during the first gesture.");
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else
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testFailed("Wrapper did not receive wheel events during the first gesture.");
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if (divScrollPositionBefore != divScrollPositionAfter)
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testFailed("div received wheel events during the first gesture.");
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else
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testPassed("div did not receive wheel events during the first gesture.");
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wrapperScrollPositionBefore = wrapperTarget.scrollTop;
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eventSender.monitorWheelEvents();
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'began', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'ended', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'none', 'begin');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'none', 'continue');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'none', 'end');
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await UIHelper.waitForScrollCompletion();
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}
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async function doFirstScroll()
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{
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pageScrollPositionBefore = document.scrollingElement.scrollTop;
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divTarget = document.getElementById('target');
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divTarget.scrollTop = divTarget.scrollHeight - divTarget.clientHeight - 100;
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divScrollPositionBefore = divTarget.scrollTop;
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wrapperTarget = document.getElementById('wrapper');
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wrapperScrollPositionBefore = wrapperTarget.scrollTop;
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debug("wrapperTarget = " + wrapperTarget);
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// Move mouse to a position to the right side of the table, and near the bottom.
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var startPosX = divTarget.offsetLeft + divTarget.clientWidth + 50;
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var startPosY = Math.round(divTarget.offsetTop) - 42; // One wheel turn before end.
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eventSender.monitorWheelEvents();
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eventSender.mouseMoveTo(startPosX, startPosY); // Make sure we are just outside the iFrame
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'began', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'ended', 'none');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -5, 'none', 'begin');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -10, 'none', 'continue');
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eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'none', 'end');
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await UIHelper.waitForScrollCompletion();
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}
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async function scrollTest()
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{
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await doFirstScroll();
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await doSecondScroll();
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checkForSecondScroll();
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finishJSTest();
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}
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function setupTopLevel()
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{
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description("Tests that a scrollable div nested inside another scrollable div properly handles wheel events under sub-pixel conditions.");
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if (window.eventSender) {
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setTimeout(scrollTest, 0);
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return;
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}
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finishJSTest();
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}
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window.addEventListener('load', () => {
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setupTopLevel();
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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 id="parent" style="height: 2000px; width: 800px;">
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<div id="wrapper" style='overflow-y: auto; overflow-x: hidden; max-height: 600px;'>
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<div id="source" style="height: 100px; width: 600px;">
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Put mouse next to the table labeled 'Scrollable Region' and flick downward. The scroll movement
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should come to a halt. Then flick again. The overall page should scroll.
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</div>
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<div class="scrollable_region">
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<h3>Scrollable Region</h3>
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<div id="target" style='overflow-y: auto; overflow-x: hidden; max-height: 485.55px;'>
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<div class="contents">
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</div>
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</div>
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<div id="bottom" style="height: 100px; width: 600px;">
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<p>A set of information at the bottom of the table.</p>
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</div>
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</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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