1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/eval/length-non-configurable.js b/js/src/tests/test262/built-ins/eval/length-non-configurable.js
new file mode 100644
index 0000000000..c55cb77add
--- /dev/null
+++ b/js/src/tests/test262/built-ins/eval/length-non-configurable.js
@@ -0,0 +1,27 @@
+// 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 eval does not have the attribute DontDelete
+esid: sec-eval-x
+description: Checking use hasOwnProperty, delete
+---*/
+
+//CHECK#1
+if (eval.hasOwnProperty('length') !== true) {
+  $ERROR('#1: eval.hasOwnProperty(\'length\') === true. Actual: ' + (eval.hasOwnProperty('length')));
+}
+
+delete eval.length;
+
+//CHECK#2
+if (eval.hasOwnProperty('length') !== false) {
+  $ERROR('#2: delete eval.length; eval.hasOwnProperty(\'length\') === false. Actual: ' + (eval.hasOwnProperty('length')));
+}
+
+//CHECK#3
+if (eval.length === undefined) {
+  $ERROR('#3: delete eval.length; eval.length !== undefined');
+}
+
+reportCompare(0, 0);