diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/collections/Array-of-ordering.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/collections/Array-of-ordering.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,30 @@
+// Order of Array.of operations.
+
+load(libdir + "asserts.js");
+
+var log;
+
+var dstdata = [];
+var dst = new Proxy(dstdata, {
+    defineProperty: function (t, name, desc) {
+        log.push(["def", name, desc.value]);
+    },
+    set: function (t, name, value) {
+        log.push(["set", name, value]);
+    }
+});
+
+function Troop() {
+    return dst;
+}
+Troop.of = Array.of;
+
+log = [];
+assertEq(Troop.of("monkeys", "baboons", "kangaroos"), dst);
+assertDeepEq(log, [
+    ["def", "0", "monkeys"],
+    ["def", "1", "baboons"],
+    ["def", "2", "kangaroos"],
+    ["set", "length", 3]
+]);
+