1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/length/S15.4.5.2_A3_T4.js b/js/src/tests/test262/built-ins/Array/length/S15.4.5.2_A3_T4.js
new file mode 100644
index 0000000000..a073a7a0ef
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/length/S15.4.5.2_A3_T4.js
@@ -0,0 +1,24 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-properties-of-array-instances-length
+info: |
+    If the length property is changed, every property whose name
+    is an array index whose value is not smaller than the new length is automatically deleted
+es5id: 15.4.5.2_A3_T4
+description: >
+    If new length greater than the name of every property whose name
+    is an array index
+---*/
+
+var x = [0, 1, 2];
+x[4294967294] = 4294967294;
+x.length = 2;
+
+assert.sameValue(x[0], 0, 'The value of x[0] is expected to be 0');
+assert.sameValue(x[1], 1, 'The value of x[1] is expected to be 1');
+assert.sameValue(x[2], undefined, 'The value of x[2] is expected to equal undefined');
+assert.sameValue(x[4294967294], undefined, 'The value of x[4294967294] is expected to equal undefined');
+
+reportCompare(0, 0);