def test_setdefault_env_not_exists(self, mock_environ_get):
mock_environ_get.return_value = None
retval = object()
cfg = Config(schema=Schema())
field = Field(env='ASDF', key='field')
field._default = retval
field.__setdefault__(cfg)
assert cfg._data == {'field': retval}
mock_environ_get.assert_called_once_with('ASDF')
def test_setdefault_env_exists_invalid(self, mock_environ_get):
env = mock_environ_get.return_value = object()
retval = object()
cfg = Config(schema=Schema())
field = Field(env='ASDF', key='field')
field.validate = MagicMock(side_effect=ValueError())
field._default = retval
with pytest.raises(ValidationError):
field.__setdefault__(cfg)
field.validate.assert_called_once_with(cfg, env)
def test_setdefault_env_exists_invalid_validationerror(self, mock_environ_get):
env = mock_environ_get.return_value = object()
retval = object()
cfg = Config(schema=Schema())
field = Field(env='ASDF', key='field')
err = ValidationError(cfg, field, ValueError('asdf'))
field.validate = MagicMock(side_effect=err)
field._default = retval
with pytest.raises(ValidationError) as exc:
field.__setdefault__(cfg)
assert exc.value is err
