import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

editor/libeditor/tests/test_bug629845.html

@@ -0,0 +1,60 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=629845
+-->
+<head>
+  <title>Test for Bug 629845</title>
+  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript" 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=629845">Mozilla Bug 629845</a>
+<p id="display"></p>
+
+<script>
+function initFrame(frame)
+{
+  frame.contentWindow.document.designMode="on";
+  frame.contentWindow.document.writeln("<body></body>");
+
+  document.getElementsByTagName('button')[0].click();
+}
+
+function command(aName)
+{
+  var frame = document.getElementsByTagName('iframe')[0];
+
+  is(frame.contentDocument.designMode, "on", "design mode should be on!");
+  var caught = false;
+  try {
+    frame.contentDocument.execCommand(aName, false, null);
+  } catch (e) {
+    ok(false, "exception " + e + " was thrown");
+    caught = true;
+  }
+
+  ok(!caught, "No exception should have been thrown.");
+
+  // Stop the document load before finishing, just to be clean.
+  document.getElementsByTagName('iframe')[0].contentWindow.document.close();
+  SimpleTest.finish();
+}
+</script>
+
+<div id="content">
+  <button type="button" onclick="command('bold');">Bold</button>
+  <iframe onload="initFrame(this);"></iframe>
+</div>
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 629845 **/
+
+SimpleTest.waitForExplicitFinish();
+
+</script>
+</pre>
+</body>
+</html>