89 lines
3.4 KiB
HTML
89 lines
3.4 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<style>
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html {
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scroll-snap-type: y mandatory;
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}
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.verticalGallery {
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width: 100vw;
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height: 600vh;
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margin: 0;
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padding: 0;
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}
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.colorBox {
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height: 100vh;
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width: 100vw;
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float: left;
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scroll-snap-align: start;
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}
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#item0 { background-color: red; }
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#item1 { background-color: green; }
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#item2 { background-color: blue; }
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#item3 { background-color: aqua; }
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#item4 { background-color: yellow; }
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#item5 { background-color: fuchsia; }
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</style>
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<script src="../../../resources/js-test.js"></script>
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<script src="../../../resources/ui-helper.js"></script>
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<script>
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window.jsTestIsAsync = true;
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async function runTests()
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{
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try {
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await UIHelper.delayFor(0);
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let scrollPositionBeforeSnap = document.scrollingElement.scrollTop;
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let results = [];
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eventSender.keyDown("downArrow");
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results.push([document.scrollingElement.scrollTop == window.innerHeight, "arrow key scrolled to second div."]);
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eventSender.keyDown("downArrow");
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results.push([document.scrollingElement.scrollTop == (window.innerHeight * 2), "arrow key scrolled to third div."]);
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eventSender.keyDown("upArrow");
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eventSender.keyDown("upArrow");
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results.push([document.scrollingElement.scrollTop == scrollPositionBeforeSnap, "arrow key div scrolled back to first div."]);
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eventSender.keyDown("pageDown");
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results.push([document.scrollingElement.scrollTop == window.innerHeight, "page down scrolled to second div."]);
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eventSender.keyDown("pageUp");
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results.push([document.scrollingElement.scrollTop == scrollPositionBeforeSnap, "page up div scrolled back to first div."]);
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// We avoid modifying the DOM until the test is over, because sometimes
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// DOM modifications can reset the main frame scroll position.
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results.forEach((result) => {
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expectTrue(result[0], result[1]);
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});
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} catch (e) {
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console.log(e);
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} finally {
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finishJSTest();
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}
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}
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function onLoad()
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{
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if (window.eventSender) {
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runTests();
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} else {
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var messageLocation = document.getElementById('item0');
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var message = document.createElement('div');
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message.innerHTML = "<p>To run this test manually, scroll the page vertically with the keyboard.</p>";
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messageLocation.appendChild(message);
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}
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}
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</script>
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</head>
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<body onload="onLoad();" class="verticalGallery">
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<div id="item0" class="colorBox"><div id="console"></div></div>
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<div id="item1" class="colorBox"></div>
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<div id="item2" class="colorBox"></div>
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<div id="item3" class="colorBox"></div>
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<div id="item4" class="colorBox"></div>
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<div id="item5" class="colorBox"></div>
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</body>
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</html>
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