1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/length/S15.4.5.1_A1.2_T1.js b/js/src/tests/test262/built-ins/Array/length/S15.4.5.1_A1.2_T1.js
new file mode 100644
index 0000000000..9084747cae
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/length/S15.4.5.1_A1.2_T1.js
@@ -0,0 +1,23 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array-exotic-objects-defineownproperty-p-desc
+info: |
+    For every integer k that is less than the value of
+    the length property of A but not less than ToUint32(length),
+    if A itself has a property (not an inherited property) named ToString(k),
+    then delete that property
+es5id: 15.4.5.1_A1.2_T1
+description: Change length of array
+---*/
+
+var x = [0, , 2, , 4];
+x.length = 4;
+assert.sameValue(x[4], undefined, 'The value of x[4] is expected to equal undefined');
+
+x.length = 3;
+assert.sameValue(x[3], undefined, 'The value of x[3] is expected to equal undefined');
+assert.sameValue(x[2], 2, 'The value of x[2] is expected to be 2');
+
+reportCompare(0, 0);