def test_validate_botanical_name_id(self, m_bnq):
"""Raise error if selected BN is not in selected CN."""
bn = BotanicalName("Digitalis über alles")
cn1 = CommonName(name="Fauxglove")
cn1.id = 1
cn2 = CommonName(name="Spuriousglove")
cn2.id = 2
bn.common_names = [cn1, cn2]
m_bnq.return_value = bn
self = mock.MagicMock()
self.common_name_id.data = 3
field = mock.MagicMock()
with pytest.raises(ValidationError):
EditCultivarForm.validate_botanical_name_id(self=self, field=field)
