// TODO: THIS SHOULD BE FIXED..
//self.assertEqual(da.values(), list(self._values.values()))
self.assertEqual(da.columns, ["first", "second", "third"])
self.assertEqual(da.keys(), ["first", "second", "third"])
// We expect data adapter index to be the same as the underlying pandas
// object and not the default created by DataAdapter
self.assertEqual(da.index, [0, 1, 2])