1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-10-4.js b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-10-4.js
new file mode 100644
index 0000000000..417828fe76
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-10-4.js
@@ -0,0 +1,23 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.filter
+description: Array.prototype.filter doesn't visit expandos
+---*/
+
+var callCnt = 0;
+
+function callbackfn(val, idx, obj)
+{
+  callCnt++;
+}
+var srcArr = [1, 2, 3, 4, 5];
+srcArr["i"] = 10;
+srcArr[true] = 11;
+
+var resArr = srcArr.filter(callbackfn);
+
+assert.sameValue(callCnt, 5, 'callCnt');
+
+reportCompare(0, 0);