1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/S15.4_A1.1_T10.js b/js/src/tests/test262/built-ins/Array/S15.4_A1.1_T10.js
new file mode 100644
index 0000000000..6ba208ed86
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/S15.4_A1.1_T10.js
@@ -0,0 +1,25 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    A property name P (in the form of a string value) is an array index
+    if and only if ToString(ToUint32(P)) is equal to P and ToUint32(P) is not equal to 2^32 - 1
+es5id: 15.4_A1.1_T10
+description: Array index is power of two
+---*/
+
+var x = [];
+var k = 1;
+for (var i = 0; i < 32; i++) {
+  k = k * 2;
+  x[k - 2] = k;
+}
+
+k = 1;
+for (i = 0; i < 32; i++) {
+  k = k * 2;
+  assert.sameValue(x[k - 2], k, 'The value of x[k - 2] is expected to equal the value of k');
+}
+
+reportCompare(0, 0);