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-rw-r--r--js/src/tests/non262/regress/regress-419152.js54
1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-419152.js b/js/src/tests/non262/regress/regress-419152.js
new file mode 100644
index 0000000000..64ab7d7380
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-419152.js
@@ -0,0 +1,54 @@
+/* -*- 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 = 419152;
+var summary = 'Shaver can not contain himself';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+ printBugNumber(BUGNUMBER);
+ printStatus (summary);
+
+ var a = [1,2,3];
+
+ a[5] = 6;
+ expect = '1,2,3,,,6:6';
+ actual = a + ':' + a.length;
+ reportCompare(expect, actual, summary + ': 1');
+
+ a = [1,2,3,4];
+ expect = 'undefined';
+ actual = a[-1] + '';
+ reportCompare(expect, actual, summary + ': 2');
+
+ a = [1,2,3];
+ a[-1] = 55;
+
+ expect = 3;
+ actual = a.length;
+ reportCompare(expect, actual, summary + ': 3');
+
+ expect = '1,2,3';
+ actual = a + '';
+ reportCompare(expect, actual, summary + ': 4');
+
+ expect = 55;
+ actual = a[-1];
+ reportCompare(expect, actual, summary + ': 5');
+
+ var s = "abcdef";
+
+ expect = 'undefined';
+ actual = s[-2] + '';
+ reportCompare(expect, actual, summary + ': 6');
+}