def test_empty_identifiers_are_invalid(self): assert not helpers.validate_identifier('')
def test_identifiers_with_only_zeros_are_invalid(self, identifier): assert not helpers.validate_identifier(identifier)
def test_valid_identifiers(self, identifier): assert helpers.validate_identifier(identifier)
def test_empty_identifiers_are_invalid(self): assert not helpers.validate_identifier("")
def test_identifiers_with_only_zeros_are_invalid(self, identifier): assert not helpers.validate_identifier(identifier)
def test_valid_identifiers(self, identifier): assert helpers.validate_identifier(identifier)