DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Mercurial (920bcf17a9e1)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=468167
-->
<head>
  <title>Test for Bug 468167</title>
  <script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=468167">Mozilla Bug 468167</a>
<p id="display">
<textarea id="ta" rows="10" cols="80"></textarea>
</p>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 468167 **/

var ta = document.getElementById("ta");
is(ta.scrollTop, 0, "initially scrolled to top");
var s = "";
for (var i = 0; i < 40; ++i) {
  // three characters per line
  if (i < 10)
    s += "0";
  s += i + "\n";
}
ta.value = s;
is(ta.scrollTop, 0, "scrolled to top after adding content");
ta.scrollTop = 9999; // scroll down as far as we can
isnot(ta.scrollTop, 0, "scrolled down after scrolling down");

ta.setSelectionRange(0, 99); // 33 lines out of 40

// Send a backspace key event to delete the selection
var e = document.createEvent("KeyEvents");
e.initKeyEvent("keypress", true, true, document.defaultView,
               false, false, false, false,
               KeyEvent.DOM_VK_BACK_SPACE, 0);
ta.dispatchEvent(e);

is(ta.scrollTop, 0, "scrolled to top after deleting selection");


</script>
</pre>
</body>
</html>