1 files changed, 28 insertions, 0 deletions
diff --git a/dom/tests/mochitest/general/file_moving_xhr.html b/dom/tests/mochitest/general/file_moving_xhr.html
new file mode 100644
index 0000000000..ee09c2bd10
--- /dev/null
+++ b/dom/tests/mochitest/general/file_moving_xhr.html
@@ -0,0 +1,28 @@
+<html>
+    <head>
+        <script>
+            function createXHR() {
+                var xhr = new XMLHttpRequest();
+                xhr.expando = "foo";
+                return xhr;
+            }
+
+            function tryToUseXHR(xhr, ok) {
+                function expectException(op, reason) {
+                    try {
+                        var result = op();
+                        ok(false, "should have thrown an exception, got: " + result);
+                    } catch (e) {
+                        ok(/Permission denied/.test(e.toString()), reason);
+                    }
+                }
+
+                expectException(function() { xhr.open(); }, "should not have access to any functions");
+                expectException(function() { xhr.foo = "foo"; }, "should not be able to add expandos");
+                expectException(function() { xhr.withCredentials = true; }, "should not be able to set attributes");
+            }
+        </script>
+    </head>
+    <body>
+    </body>
+</html>