1 files changed, 54 insertions, 0 deletions
diff --git a/dom/html/test/test_document-element-inserted.html b/dom/html/test/test_document-element-inserted.html
new file mode 100644
index 0000000000..6d7e8695ce
--- /dev/null
+++ b/dom/html/test/test_document-element-inserted.html
@@ -0,0 +1,54 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Media test: document-element-inserted</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<iframe id = 'media'>
+</iframe>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+if (navigator.platform.startsWith("Win")) {
+  SimpleTest.expectAssertions(0, 4);
+}
+
+SimpleTest.waitForExplicitFinish();
+var loc;
+
+var observe = function(doc){
+    if (doc == media.contentDocument) {
+        ok(media.contentDocument.location.toString().includes(loc),
+          "The loaded media should be " + loc);
+        next();
+    }
+}
+
+var media = document.getElementById('media');
+var tests = [
+    "../../../media/test/short-video.ogv",
+    "../../../media/test/sound.ogg",
+    "../../content/test/image.png"
+]
+
+function next() {
+    if (tests.length) {
+        var t = tests.shift();
+        loc = t.substring(t.indexOf("test"));
+        media.setAttribute("src",t);
+    }
+    else {
+        SpecialPowers.removeObserver(observe, "document-element-inserted");
+        SimpleTest.finish();
+    }
+}
+
+SpecialPowers.addObserver(observe, "document-element-inserted")
+next();
+
+</script>
+</pre>
+</body>
+</html>