1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/decodeURI/S15.1.3.1_A5.3.js b/js/src/tests/test262/built-ins/decodeURI/S15.1.3.1_A5.3.js
new file mode 100644
index 0000000000..c65eea43ab
--- /dev/null
+++ b/js/src/tests/test262/built-ins/decodeURI/S15.1.3.1_A5.3.js
@@ -0,0 +1,18 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The length property of decodeURI has the attribute ReadOnly
+esid: sec-decodeuri-encodeduri
+description: Checking if varying the length property fails
+includes: [propertyHelper.js]
+---*/
+
+//CHECK#1
+var x = decodeURI.length;
+verifyNotWritable(decodeURI, "length", null, Infinity);
+if (decodeURI.length !== x) {
+  $ERROR('#1: x = decodeURI.length; decodeURI.length = Infinity; decodeURI.length === x. Actual: ' + (decodeURI.length));
+}
+
+reportCompare(0, 0);