test_bug1316302.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=1316302

-->

<head>

  <meta charset="utf-8">

  <title>Test for Bug 1316302</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>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1316302">Mozilla Bug 1316302</a>

<div contenteditable>

<blockquote><p>abc</p></blockquote>

</div>

<script type="application/javascript">

/** Test for Bug 1316302 **/

SimpleTest.waitForExplicitFinish();

SimpleTest.waitForFocus(() => {

  var editor = document.getElementsByTagName("div")[0];

  var blockquote = document.getElementsByTagName("blockquote")[0];

  var selection = window.getSelection();

  editor.focus();

  // Try to remove the last character from the end of the <blockquote>

  selection.collapse(blockquote, blockquote.childNodes.length);

  var range = selection.getRangeAt(0);

  ok(range.collapsed, "range should be collapsed at the end of <blockquote>");

  is(range.startContainer, blockquote, "range should be collapsed in the <blockquote>");

  is(range.startOffset, blockquote.childNodes.length, "range should be collapsed at the end");

  synthesizeKey("KEY_Backspace");

  is(blockquote.innerHTML, "<p>ab</p>", "Pressing Backspace key at the end of <blockquote> should remove the last character in the <p>");

  // Try to remove the first character from the start of the <blockquote>

  selection.collapse(blockquote, 0);

  range = selection.getRangeAt(0);

  ok(range.collapsed, "range should be collapsed at the start of <blockquote>");

  is(range.startContainer, blockquote, "range should be collapsed in the <blockquote>");

  is(range.startOffset, 0, "range should be collapsed at the start");

  synthesizeKey("KEY_Delete");

  is(blockquote.innerHTML, "<p>b</p>", "Pressing Delete key at the start of <blockquote> should remove the first character in the <p>");

  SimpleTest.finish();

});

</script>

</body>

</html>