1 files changed, 46 insertions, 0 deletions
diff --git a/dom/events/test/test_bug456273.html b/dom/events/test/test_bug456273.html
new file mode 100644
index 0000000000..a4fdda958a
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+++ b/dom/events/test/test_bug456273.html
@@ -0,0 +1,46 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=456273
+-->
+<head>
+  <title>Test for Bug 456273</title>
+  <script src="/tests/SimpleTest/SimpleTest.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=456273">Mozilla Bug 456273</a>
+<p id="display">PASS if Firefox does not crash.</p>
+<div id="content" style="display: none">
+  
+</div>
+
+<div id="edit456273" contenteditable="true">text</div>
+
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 456273 **/
+
+function doTest() {
+  var ev = new KeyboardEvent("keypress", {
+    bubbles: true,
+    cancelable: true,
+    view: null,
+    ctrlKey: true,
+    keyCode: 0,
+    charCode: "z".charCodeAt(0),
+  });
+  SpecialPowers.dispatchEvent(window, document.getElementById('edit456273'), ev);
+
+  ok(true, "PASS");
+  SimpleTest.finish();
+}
+
+SimpleTest.waitForExplicitFinish();
+addLoadEvent(doTest);
+
+</script>
+</pre>
+</body>
+</html>