1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/S15.4.5.2_A2_T1.js b/js/src/tests/test262/built-ins/Array/S15.4.5.2_A2_T1.js
new file mode 100644
index 0000000000..f4f37defe3
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/S15.4.5.2_A2_T1.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.
+
+/*---
+info: |
+    If a property is added whose name is an array index,
+    the length property is changed
+es5id: 15.4.5.2_A2_T1
+description: Checking length property
+---*/
+
+var x = [];
+assert.sameValue(x.length, 0, 'The value of x.length is expected to be 0');
+
+x[0] = 1;
+assert.sameValue(x.length, 1, 'The value of x.length is expected to be 1');
+
+x[1] = 1;
+assert.sameValue(x.length, 2, 'The value of x.length is expected to be 2');
+
+x[9] = 1;
+assert.sameValue(x.length, 10, 'The value of x.length is expected to be 10');
+
+reportCompare(0, 0);