js/src/jit-test/tests/basic/cross-global-for-in.js


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var global = newGlobal();

var arrayIter = (new global.Array())[global.Symbol.iterator]();
var ArrayIteratorPrototype = Object.getPrototypeOf(arrayIter);
var arrayIterProtoBase = Object.getPrototypeOf(ArrayIteratorPrototype);
var IteratorPrototype = arrayIterProtoBase;
delete IteratorPrototype.next;

var obj = global.eval('({a: 1})')
for (var x in obj) {}
assertEq(x, "a");