def test_lattice_bravais_site_iteration():
lattice = Lattice((4, 8), 3)
for site, bs in zip(lattice, lattice.iterate_bravais_sites()):
assert site.bi == 0
assert site.bs == bs
assert len(list(lattice.iterate_bravais_sites())) == lattice.total_bravais_sites()
