test_bug1248459.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=1248459

-->

<head>

  <title>Test for Bug 1248459</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"/>

</head>

<body>

<input id="input" value="foo">

<div id="div">bar</div>

<script type="application/javascript">

/** Test for Bug 1248459 **/

/**

 * The bug occurs when a piece of text outside of the editor's root element is

 * somehow selected when the editor is focused. In the bug's case, it's the

 * placeholder anonymous div that's selected. In this test's case, it's a

 * document div that's selected.

*/

SimpleTest.waitForExplicitFinish();

SimpleTest.waitForFocus(function() {

  var div = document.getElementById("div");

  var input = document.getElementById("input");

  input.appendChild(div);

  input.focus();

  var editor = SpecialPowers.wrap(input).editor;

  var sel = editor.selection;

  sel.selectAllChildren(editor.rootElement);

  var result = synthesizeQuerySelectedText();

  ok(result.succeeded, "Query selected text should succeed");

  is(result.offset, 0, "Selected text should be at offset 0");

  is(result.text, "foo", "Selected text should match");

  var range = document.createRange();

  range.selectNode(div);

  sel.removeAllRanges();

  sel.addRange(range);

  result = synthesizeQuerySelectedText();

  ok(!result.succeeded, "Query out-of-bounds selection should fail");

  SimpleTest.finish();

});

</script>

</body>

</html>