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-rw-r--r--js/src/tests/non262/regress/regress-252892.js68
1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-252892.js b/js/src/tests/non262/regress/regress-252892.js
new file mode 100644
index 0000000000..5f799bb18f
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-252892.js
@@ -0,0 +1,68 @@
+/* -*- 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 = 252892;
+var summary = 'for (var i in o) in heavyweight function f should define i in f\'s activation';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+var status;
+
+var dodis;
+
+function f1(o){for(var x in o)printStatus(o[x]); return x}
+function f2(o){with(this)for(var x in o)printStatus(o[x]); return x}
+function f2novar(o){with(this)for(x in o)printStatus(o[x]); return x}
+function f3(i,o){for(var x in o)printStatus(o[x]); return x}
+function f4(i,o){with(this)for(var x in o)printStatus(o[x]); return x}
+
+var t=0;
+function assert(c)
+{
+ ++t;
+
+ status = summary + ' ' + inSection(t);
+ expect = true;
+ actual = c;
+
+ if (!c)
+ {
+ printStatus(t + " FAILED!");
+ }
+ reportCompare(expect, actual, summary);
+}
+
+assertEq(f1([]), undefined);
+
+assertEq(f1(['first']), "0");
+
+assertEq(f2([]), undefined);
+
+assertEq(f2(['first']), "0");
+
+assertEq(f3(42, []), undefined);
+
+assertEq(f3(42, ['first']), "0");
+
+assertEq(f4(42, []), undefined);
+
+assertEq(f4(42, ['first']), "0");
+
+this.x = 41;
+
+assertEq(f2([]), undefined);
+
+assertEq(f2novar([]), 41);
+
+assertEq(f2(['first']), undefined);
+
+assertEq(f2novar(['first']), "0");
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);