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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=641466
+-->
+<head>
+ <title>Test for Bug 641466</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="text/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=641466">Mozilla Bug 641466</a>
+<p id="display"></p>
+<div id="content">
+<input value="&#x10451;&#x10467;&#x10455;&#x10451;">
+<textarea>&#x10451;&#x10467;&#x10455;&#x10451;</textarea>
+</div>
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 641466 **/
+SimpleTest.waitForExplicitFinish();
+SimpleTest.waitForFocus(function() {
+ function doTest(element) {
+ element.focus();
+ element.selectionStart = 4;
+ element.selectionEnd = 4;
+ synthesizeKey("VK_BACK_SPACE", {});
+ synthesizeKey("VK_BACK_SPACE", {});
+ synthesizeKey("VK_BACK_SPACE", {});
+ synthesizeKey("VK_BACK_SPACE", {});
+
+ ok(element.value, "", "4 backspaces should delete all of the characters in the " + element.localName);
+ }
+
+ doTest(document.querySelector("input"));
+ doTest(document.querySelector("textarea"));
+
+ SimpleTest.finish();
+});
+
+</script>
+</pre>
+</body>
+</html>