1 files changed, 59 insertions, 0 deletions
diff --git a/dom/base/test/test_bug819051.html b/dom/base/test/test_bug819051.html
new file mode 100644
index 0000000000..2d6bc500f0
--- /dev/null
+++ b/dom/base/test/test_bug819051.html
@@ -0,0 +1,59 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=819051
+-->
+<head>
+  <title>Test for Bug 819051</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body onload="test_headers_append();">
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+var url = "http://mochi.test:8888/tests/dom/base/test/bug819051.sjs";
+
+function test_headers_append()
+{
+    var xhr = new XMLHttpRequest();
+    xhr.open("GET", url);
+    xhr.setRequestHeader("X-appended-to-this", "True");
+    xhr.setRequestHeader("X-appended-to-this", "False");
+
+    xhr.onreadystatechange = function() {
+        if (this.readyState == 4) {
+            is(xhr.getResponseHeader("X-appended-result"), "True, False", "Headers should have been appended.");
+            test_headers_clear();
+        }
+    }
+
+    xhr.send();
+}
+
+function test_headers_clear()
+{
+    var xhr = new XMLHttpRequest();
+    xhr.open("GET", url);
+    xhr.setRequestHeader("X-appended-to-this", "True");
+    xhr.setRequestHeader("Accept", "foo/bar");
+
+    xhr.open("GET", url);
+    xhr.setRequestHeader("X-appended-to-this", "True");
+    xhr.setRequestHeader("Accept", "bar/foo");
+
+    xhr.onreadystatechange = function() {
+        if (this.readyState == 4) {
+            is(xhr.getResponseHeader("X-Accept-Result"), "bar/foo", "Set headers record should have been cleared by open.");
+            SimpleTest.finish();
+        }
+    }
+
+    xhr.send();
+}
+
+</script>
+</pre>
+</body>
+</html>