def test_read_gro_wrong_atom_number(gro_wrong_length): # pylint: disable=redefined-outer-name
"""
Test that the GRO reader raises an exception if the number of atoms is not
consistent.
"""
with pytest.raises(ValueError):
gro.read_gro(gro_wrong_length)
def test_read_gro(gro_reference, exclude, ignh): # pylint: disable=redefined-outer-name
"""
Test the GRO reader.
"""
filename, reference = gro_reference
filter_molecule(reference, exclude=exclude, ignh=ignh)
molecule = gro.read_gro(filename, exclude=exclude, ignh=ignh)
pprint(list(molecule.nodes.items()))
assert_molecule_equal(molecule, reference)