gecko/layout/forms/test/test_textarea_resize.html

91 lines
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HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for Bug 477700</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<div id="content" style="display: none">
</div>
<textarea id="textarea" style="-moz-appearance: none; border: 2px solid black; padding: 3px; -moz-box-sizing: border-box;">Text</textarea>
<pre id="test">
<script type="application/javascript">
/** Test for textbox resizing **/
SimpleTest.waitForExplicitFinish();
addLoadEvent(function() SimpleTest.executeSoon(doTheTest));
// First, test the default value which is 'both', then test explicitly
// setting each possible value.
var currentResize = "both";
var currentBoxSizing = 0;
var resizeTypes = [ "horizontal", "vertical", "none", "inherit", "both" ];
var boxSizingTypes = [ "", "border-box", "padding-box" ];
function doTheTest() {
var boxSizingText = " with box sizing " + (currentBoxSizing ? boxSizingTypes[currentBoxSizing] : "content-box");
var textarea = $("textarea");
var rect = textarea.getBoundingClientRect();
// assume that the resizer is in the lower right corner
synthesizeMouse(textarea, rect.width - 10, rect.height - 10, { type:"mousedown" });
synthesizeMouse(textarea, rect.width + 40, rect.height + 40, { type:"mousemove" });
var newrect = textarea.getBoundingClientRect();
var hchange = (currentResize == "both" || currentResize == "horizontal");
var vchange = (currentResize == "both" || currentResize == "vertical");
is(Math.round(newrect.width), Math.round(rect.width + (hchange ? 50 : 0)),
currentResize + " width has increased" + boxSizingText);
is(Math.round(newrect.height), Math.round(rect.height + (vchange ? 50 : 0)),
currentResize + " height has increased" + boxSizingText);
synthesizeMouse(textarea, rect.width - 20, rect.height - 20, { type:"mousemove" });
newrect = textarea.getBoundingClientRect();
is(Math.round(newrect.width), Math.round(rect.width - (hchange ? 10 : 0)),
currentResize + " width has decreased" + boxSizingText);
is(Math.round(newrect.height), Math.round(rect.height - (vchange ? 10 : 0)),
currentResize + " height has decreased" + boxSizingText);
synthesizeMouse(textarea, rect.width - 220, rect.height - 220, { type:"mousemove" });
newrect = textarea.getBoundingClientRect();
ok(hchange ? newrect.width >= 15 : Math.round(newrect.width) == Math.round(rect.width),
currentResize + " width decreased below minimum" + boxSizingText);
ok(vchange ? newrect.height >= 15 : Math.round(newrect.height) == Math.round(rect.height),
currentResize + " height decreased below minimum" + boxSizingText);
synthesizeMouse(textarea, rect.width - 8, rect.height - 8, { type:"mouseup" });
textarea.style.width = "auto";
textarea.style.height = "auto";
if (currentBoxSizing++ <= boxSizingTypes.length) {
textarea.style.MozBoxSizing = boxSizingTypes[currentBoxSizing];
SimpleTest.executeSoon(doTheTest);
}
else {
currentBoxSizing = 0;
currentResize = resizeTypes.shift();
if (currentResize) {
textarea.style.resize = currentResize;
SimpleTest.executeSoon(doTheTest);
}
else {
SimpleTest.finish();
}
}
}
</script>
</pre>
</body>
</html>