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-rw-r--r--js/src/tests/js1_5/extensions/scope-001.js88
1 files changed, 88 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/extensions/scope-001.js b/js/src/tests/js1_5/extensions/scope-001.js
new file mode 100644
index 000000000..b1982126a
--- /dev/null
+++ b/js/src/tests/js1_5/extensions/scope-001.js
@@ -0,0 +1,88 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = '53268';
+var status = 'Testing scope after changing obj.__proto__';
+var expect= '';
+var actual = '';
+var obj = {};
+
+Object.defineProperty(this, "five", {
+ value: 5,
+ enumerable: true,
+ writable: false
+});
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+
+function test()
+{
+ enterFunc ("test");
+ printBugNumber(BUGNUMBER);
+ printStatus (status);
+
+
+ status= 'Step 1: setting obj.__proto__ = global object';
+ obj.__proto__ = this;
+
+ actual = obj.five;
+ expect=5;
+ reportCompare (expect, actual, status);
+
+ obj.five=1;
+ actual = obj.five;
+ expect=5;
+ reportCompare (expect, actual, status);
+
+
+
+ status= 'Step 2: setting obj.__proto__ = null';
+ obj.__proto__ = null;
+
+ actual = obj.five;
+ expect=undefined;
+ reportCompare (expect, actual, status);
+
+ obj.five=2;
+ actual = obj.five;
+ expect=2;
+ reportCompare (expect, actual, status);
+
+
+
+ status= 'Step 3: setting obj.__proto__ to global object again';
+ obj.__proto__ = this;
+
+ actual = obj.five;
+ expect=2; //<--- (FROM STEP 2 ABOVE)
+ reportCompare (expect, actual, status);
+
+ obj.five=3;
+ actual = obj.five;
+ expect=3;
+ reportCompare (expect, actual, status);
+
+
+
+ status= 'Step 4: setting obj.__proto__ to null again';
+ obj.__proto__ = null;
+
+ actual = obj.five;
+ expect=3; //<--- (FROM STEP 3 ABOVE)
+ reportCompare (expect, actual, status);
+
+ obj.five=4;
+ actual = obj.five;
+ expect=4;
+ reportCompare (expect, actual, status);
+
+
+ exitFunc ("test");
+}