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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>