def test_with_data_missing(self):
"""
WHEN we pass in None
THEN we get a ValueError
"""
with pytest.raises(ValueError):
a_field = validate_required(None) # NOQA
def test_with_data(self):
"""
WHEN we pass in a value
THEN we get back True
"""
a_field = validate_required('foo')
assert a_field
def tag(self, tag):
if validate_required(tag):
self.__tag = tag