michael@0: x = []
michael@0: for(var i=0; i<3; i++) {
michael@0:     var obj = { first: "first", second: "second" };
michael@0:     var count = 0;
michael@0:     for (var elem in obj) {
michael@0:         delete obj.second;
michael@0:         count++;
michael@0:     }
michael@0:     x.push(count);
michael@0: }
michael@0: assertEq(x[0], 1);
michael@0: assertEq(x[1], 1);
michael@0: assertEq(x[2], 1);