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-rw-r--r--js/src/tests/non262/extensions/destructuring-__proto__-target-assignment.js50
1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/destructuring-__proto__-target-assignment.js b/js/src/tests/non262/extensions/destructuring-__proto__-target-assignment.js
new file mode 100644
index 0000000000..9e8ec72179
--- /dev/null
+++ b/js/src/tests/non262/extensions/destructuring-__proto__-target-assignment.js
@@ -0,0 +1,50 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var gTestfile = 'destructuring-__proto__-target--assignment.js';
+var BUGNUMBER = 963641;
+var summary =
+ "{ __proto__: target } should work as a destructuring assignment pattern";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function objectWithProtoProperty(v)
+{
+ var obj = {};
+ return Object.defineProperty(obj, "__proto__",
+ {
+ enumerable: true,
+ configurable: true,
+ writable: true,
+ value: v
+ });
+}
+
+var { __proto__: target } = objectWithProtoProperty(null);
+assertEq(target, null);
+
+({ __proto__: target } = objectWithProtoProperty("aacchhorrt"));
+assertEq(target, "aacchhorrt");
+
+function nested()
+{
+ var { __proto__: target } = objectWithProtoProperty(3.141592654);
+ assertEq(target, 3.141592654);
+
+ ({ __proto__: target } = objectWithProtoProperty(-0));
+ assertEq(target, -0);
+}
+nested();
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
+
+print("Tests complete");