def METHOD_NAME(self):
    from ufl.tensors import unit_vectors, unit_matrices
    ei, ej = unit_vectors(2)
    self.assertEqual(as_vector((1, 0)), ei)
    self.assertEqual(as_vector((0, 1)), ej)
    eii, eij, eji, ejj = unit_matrices(2)
    self.assertEqual(as_matrix(((1, 0), (0, 0))), eii)
    self.assertEqual(as_matrix(((0, 1), (0, 0))), eij)
    self.assertEqual(as_matrix(((0, 0), (1, 0))), eji)
    self.assertEqual(as_matrix(((0, 0), (0, 1))), ejj)