def test_add_node(): a = Molecule( {'a1': 'H', 'a2': 'O'}, {'b1': {'nodes': ('a1', 'a2')}} ) a._add_node('a3', 'H') assert 'a3' in a.atoms assert a.atoms['a3'] == 'H'
def test_add_node(): a = Molecule({'a1': 'H', 'a2': 'O'}, {'b1': {'nodes': ('a1', 'a2')}}) a._add_node('a3', 'H') assert 'a3' in a.atoms assert a.atoms['a3'] == 'H'