def test_orients_on_subset_returns_full_data(self):
a = Projection(DataFrame(randn(10, 2)))
b = Projection(DataFrame(randn(10, 2)))
oriented = a.orient_to(b, index=range(4))
self.assertEqual(10, len(oriented.coords.index))
def test_returns_projection(self):
a = Projection(DataFrame(randn(10, 2)))
b = Projection(DataFrame(randn(10, 2)))
self.assertIsInstance(a.orient_to(b), Projection)