зеркало из https://github.com/mozilla/gecko-dev.git
66 строки
2.1 KiB
HTML
66 строки
2.1 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test bug 791616</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/EventUtils.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<style>
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#t {
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overflow: auto;
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position: absolute;
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left: 200px;
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top: 100px;
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font: 14px/1.3em "Consolas","Bitstream Vera Sans Mono","Courier New",Courier,monospace;
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}
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</style>
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</head>
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<body>
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<p id="display"></p>
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<div id="t" contenteditable>
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<div>66666666666666</div>
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<div id="target">777777777777777777777777777777777777777</div>
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</div>
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</div>
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<pre id="test">
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<script class="testbody">
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var t = document.getElementById("t");
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var target = document.getElementById("target");
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var sel = window.getSelection();
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var smoothScrollPref = "general.smoothScroll";
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SimpleTest.waitForExplicitFinish();
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t.scrollTop = 0;
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var targetY = target.getBoundingClientRect().top;
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SimpleTest.waitForFocus(function() {
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SpecialPowers.pushPrefEnv({"set":[[smoothScrollPref, false]]}, runTest);
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});
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function runTest() {
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is(target.getBoundingClientRect().top, targetY, "Target should not have scrolled due to waitForFocus");
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t.focus();
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is(target.getBoundingClientRect().top, targetY, "Target should not have scrolled due to focus change");
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// Move the caret to scroll it into view
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sel.collapse(target.firstChild, 2);
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synthesizeKey("KEY_ArrowLeft");
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// Delay until next repaint in case stuff is asynchronous. Also
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// take a trip through the event loop.
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setTimeout(function() {
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window.requestAnimationFrame(function() {
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is(sel.anchorNode, target.firstChild, "Should have selected 'target' text node");
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is(sel.anchorOffset, 1, "Selection should have moved left one character");
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// We should not have needed to scroll the caret into view
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is(target.getBoundingClientRect().top, targetY, "Target should not have scrolled");
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SimpleTest.finish();
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});
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// Make sure repainting actually happens.
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target.style.background = "yellow";
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});
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}
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</script>
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</pre>
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</body>
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</html>
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