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diff --git a/image/test/mochitest/test_bug614392.html b/image/test/mochitest/test_bug614392.html
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+++ b/image/test/mochitest/test_bug614392.html
@@ -0,0 +1,43 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=614392
+-->
+<head>
+  <title>Test for Bug 614392</title>
+  <script type="application/javascript" 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=614392">Mozilla Bug 614392</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+  <img src="damon.jpg">
+</div>
+<pre id="test">
+<script type="application/javascript">
+/** Test for Bug 614392**/
+
+SimpleTest.waitForExplicitFinish();
+
+window.onload = function() {
+  var img = SpecialPowers.wrap(document.getElementsByTagName("img")[0]);
+  var container = img
+      .QueryInterface(SpecialPowers.Ci.nsIImageLoadingContent)
+      .getRequest(SpecialPowers.Ci.nsIImageLoadingContent.CURRENT_REQUEST)
+      .image;
+
+  container.animationMode =
+      SpecialPowers.Ci.imgIContainer.kDontAnimMode;
+
+  is(container.animationMode,
+     SpecialPowers.Ci.imgIContainer.kDontAnimMode,
+     "yay, our animationMode tweak took effect (and we didn't crash!)");
+
+  SimpleTest.finish();
+}
+
+</script>
+</pre>
+</body>
+</html>