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-rw-r--r--js/src/tests/js1_5/Object/regress-465476.js63
1 files changed, 63 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/Object/regress-465476.js b/js/src/tests/js1_5/Object/regress-465476.js
new file mode 100644
index 000000000..f089f5ac0
--- /dev/null
+++ b/js/src/tests/js1_5/Object/regress-465476.js
@@ -0,0 +1,63 @@
+/* -*- 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 = 465476;
+var summary = '"-0" and "0" are distinct properties.';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+ enterFunc ('test');
+ printBugNumber(BUGNUMBER);
+ printStatus (summary);
+
+ var x = { "0": 3, "-0": 7 };
+
+ expect = actual = 'No Exception';
+
+ try
+ {
+ if (!("0" in x))
+ throw "0 not in x";
+ if (!("-0" in x))
+ throw "-0 not in x";
+ delete x[0];
+ if ("0" in x)
+ throw "0 in x after delete";
+ if (!("-0" in x))
+ throw "-0 removed from x after unassociated delete";
+ delete x["-0"];
+ if ("-0" in x)
+ throw "-0 in x after delete";
+ x[0] = 3;
+ if (!("0" in x))
+ throw "0 not in x after insertion of 0 property";
+ if ("-0" in x)
+ throw "-0 in x after insertion of 0 property";
+ x["-0"] = 7;
+ if (!("-0" in x))
+ throw "-0 not in x after reinsertion";
+
+ var props = [];
+ for (var i in x)
+ props.push(i);
+ if (props.length !== 2)
+ throw "not all props found!";
+ }
+ catch(ex)
+ {
+ actual = ex + '';
+ }
+ reportCompare(expect, actual, summary);
+
+ exitFunc ('test');
+}