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import unittest
from rdflib.graph import Graph
from rdflib.exceptions import SubjectTypeError
from rdflib.exceptions import PredicateTypeError
from rdflib.exceptions import ObjectTypeError
from rdflib.term import URIRef
foo = URIRef("foo")
class TypeCheckCase(unittest.TestCase):
unstable = (
True # TODO: until we decide if we want to add type checking back to rdflib
)
backend = "default"
path = "store"
def setUp(self):
self.store = Graph(backend=self.backend)
self.store.open(self.path)
def tearDown(self):
self.store.close()
def testSubjectTypeCheck(self):
self.assertRaises(SubjectTypeError, self.store.add, (None, foo, foo))
def testPredicateTypeCheck(self):
self.assertRaises(PredicateTypeError, self.store.add, (foo, None, foo))
def testObjectTypeCheck(self):
self.assertRaises(ObjectTypeError, self.store.add, (foo, foo, None))
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