test_bug560780.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=560780

-->

<head>

  <title>Test for Bug 560780</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script src="/tests/SimpleTest/EventUtils.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

<script  type="text/javascript">

function init() {

  var elem = document.getElementById('body');

  elem.addEventListener('mousedown', mousedown, true);

var seen_mousedown = 0;

function mousedown(event) {

  var doc = event.target.ownerDocument;

  var win = doc.defaultView;

  var elem = doc.getElementById('body');

  var selection = win.getSelection();

  if (selection.rangeCount>0) {

    var ragne = selection.getRangeAt(0);

    var rect = ragne.getBoundingClientRect();

    var p = elem.parentNode.appendChild(doc.createElement('p'));

    p.textContent = "width: " + (rect.right -rect.left);

  ++seen_mousedown;

</script>

</head>

<body id="body">

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=560780">Mozilla Bug 560780</a>

<p id="display" style="margin:0;padding:0;border:0"><a id="testlink" href="#aaaaaaaaaaaaaaaaaaaaaa">abcdefghijklmnabcdefghijklmn</a></p>

<div id="content" style="display: none">

</div>

<pre id="test">

  1.Start Minefield with New Profile.

  2.Select texts by alt + mouse dragging horizontaly from 'd' in the link above to far right of window.

  3.Click on the selected text

  4.Click empty area of page

  5.Repeat STEP 2 to 4 till browser crashes. (at least 5 times)

<script type="application/javascript">

/** Test for Bug 560780 **/

function selectByMouseThenClick(elm,startx,starty) {

  // select some text

  var ctrl = !!navigator.platform.indexOf("Linux");

  var alt  = true;

  var x = startx;

  synthesizeMouse(elm, x,        starty, { type:"mousedown", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x += 100, starty, { type:"mousemove", ctrlKey:ctrl, altKey:alt });

  synthesizeMouse(elm, x,        starty, { type:"mouseup",   ctrlKey:ctrl, altKey:alt });

  // click on the selection

  synthesizeMouse(elm, startx + 10, starty + 1, {});

  // click empty area of the page

  synthesizeMouse(document.getElementById('body'), 800, 800, {});

function runTest() {

  var e = document.getElementById('testlink');

  selectByMouseThenClick(e,110,5);

  selectByMouseThenClick(e,90,5);

  selectByMouseThenClick(e,70,5);

  selectByMouseThenClick(e,50,5);

  selectByMouseThenClick(e,30,5);

  selectByMouseThenClick(e,10,5);

  is(seen_mousedown, 12, "got the mousedown events");

  SimpleTest.finish();

function doTest() {

  init();

  runTest();

SimpleTest.waitForFocus(doTest, window);

SimpleTest.waitForExplicitFinish();

</script>

</pre>

</body>

</html>