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--HG-- rename : content/base/test/test_bug654352.html => content/base/test/test_caretPositionFromPoint.html
92 lines
3.6 KiB
HTML
92 lines
3.6 KiB
HTML
<!doctype html>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=654352
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-->
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<head>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/WindowSnapshot.js"></script>
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<script type="text/javascript" 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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<title>Test for Bug 654352</title>
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<style>
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@font-face {
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font-family: Ahem;
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src: url("Ahem.ttf");
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}
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#a {
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font-family: Ahem;
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padding: 10px;
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border: 8px solid black;
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width: 600px;
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}
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</style>
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<script>
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function convertEmToPx(aEm) {
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// Assumes our base font size is 16px = 12pt = 1.0em.
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var pxPerEm = 16.0 / 1.0;
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return pxPerEm * aEm;
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}
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function checkOffsetsFromPoint(aX, aY, aExpected) {
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var cp = document.caretPositionFromPoint(aX, aY);
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ok(aExpected == cp.offset, 'expected offset at (' + aX + ', ' + aY + '): ' + aExpected + ', got: ' + cp.offset);
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}
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function doTesting() {
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var test1Element = document.getElementById("test1");
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var test1Rect = test1Element.getBoundingClientRect();
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// Check the first and last characters of the basic div.
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checkOffsetsFromPoint(Math.round(test1Rect.left + 1), Math.round(test1Rect.top + 1), 0);
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checkOffsetsFromPoint(Math.round(test1Rect.left + test1Rect.width - 1), Math.round(test1Rect.top + 1), 13);
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// Check a middle character in the second line of the div.
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// To do this, we calculate 7em in from the left of the bounding
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// box, and convert this to PX. (Hence the reason we need the AHEM
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// font).
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var pixelsLeft = convertEmToPx(7);
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var test2Element = document.getElementById("test2");
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var test2Rect = test2Element.getBoundingClientRect();
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checkOffsetsFromPoint(Math.round(test2Rect.left + pixelsLeft + 1), Math.round(test2Rect.top + 1), 7);
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// Check the first and last characters of the textarea.
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var test3Element = document.getElementById('test3');
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var test3Rect = test3Element.getBoundingClientRect();
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checkOffsetsFromPoint(test3Rect.left + 1, test3Rect.top + 1, 0);
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// xxxTODO: This test is disabled due to bug 824965.
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//checkOffsetsFromPoint(Math.round(test3Rect.left + test3Rect.width - 1), Math.round(test3Rect.top + 1), 0);
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// Check the first and last characters of the input.
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var test4Element = document.getElementById('test4');
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var test4Rect = test4Element.getBoundingClientRect();
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checkOffsetsFromPoint(test4Rect.left + 1, test4Rect.top + 1, 0);
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checkOffsetsFromPoint(Math.round(test4Rect.left + convertEmToPx(3)), Math.round(test4Rect.top + 10), 3);
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// Check to make sure that x or y outside the viewport returns null.
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var nullCp1 = document.caretPositionFromPoint(-10, 0);
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ok(!nullCp1, "caret position with negative x should be null");
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var nullCp2 = document.caretPositionFromPoint(0, -10);
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ok(!nullCp2, "caret position with negative y should be null");
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var nullCp3 = document.caretPositionFromPoint(9000, 0);
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ok(!nullCp3, "caret position with x > viewport width should be null");
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var nullCp4 = document.caretPositionFromPoint(0, 9000);
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ok(!nullCp4, "caret position with x > viewport height should be null");
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// Check the first and last characters of the marquee.
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SimpleTest.finish();
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}
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SimpleTest.waitForExplicitFinish();
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</script>
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</head>
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<body onload="doTesting();">
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<div id="a" contenteditable><span id="test1">abc, abc, abc</span><br>
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<span id="test2" style="color: blue;">abc, abc, abc</span><br>
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<textarea id="test3">abc</textarea><input id="test4" value="abc"><br><br>
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<marquee>marquee</marquee>
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</div>
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</body>
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</html>
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