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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1217571
+-->
+<head>
+ <title>Test for Bug 1217571</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=1217571">Mozilla Bug 1217571</a>
+<p id="display"></p>
+<iframe src="bug1217571-iframe.html"></iframe>
+<iframe src="bug1217571-iframe.html"></iframe>
+<pre id="test">
+<script type="application/javascript">
+/** Test for Bug 614392**/
+
+SimpleTest.waitForExplicitFinish();
+
+window.onload = function() {
+ // Each iframe loads the same image. Both images should share the same
+ // container from the image cache. Check that this holds true.
+ var iframes = document.getElementsByTagName("iframe");
+ var imgs = Array.from(iframes, function (f) {
+ return SpecialPowers.wrap(f.contentDocument.getElementsByTagName("img")[0]);
+ });
+ var containers = imgs.map(function (img) {
+ return img.QueryInterface(SpecialPowers.Ci.nsIImageLoadingContent)
+ .getRequest(SpecialPowers.Ci.nsIImageLoadingContent.CURRENT_REQUEST)
+ .image;
+ });
+
+ ok(SpecialPowers.compare(containers[0], containers[1]),
+ "containers for identical images in different iframes should be identical");
+
+ SimpleTest.finish();
+}
+
+</script>
+</pre>
+</body>
+</html>