def create_qs_graph(self):
cpe = MyClassPatternExtractor(Base._decl_class_registry)
qs = QuadStorage(self.qsname, cpe, nsm=nsm, add_default=False)
g = GraphQuadMapPattern(self.graphname, qs, None, None)
qs.alias_manager = cpe # Hack
cpe.add_class(A, g)
cpe.add_class(B, g)
cpe.add_class(C, g)
cpe.add_class(D, g)
return qs, g, cpe
def tearDown(self):
qs = QuadStorage(self.qsname, None, nsm=nsm)
try:
print(qs.drop(session, True))
for table in ("test_d", "test_c", "test_b", "test_a"):
session.execute('delete from test..'+table)
session.commit()
except Exception as e:
print(e)
session.rollback()
def drop_storage(self, storage_name, force=True):
qs = QuadStorage(storage_name, None, nsm=self.nsm)
try:
qs.drop(self.session, force)
except Exception as e:
print e
def drop_storage(self, storage_name, force=True):
qs = QuadStorage(storage_name, None, nsm=self.nsm)
try:
qs.drop(self.session, force)
except Exception as e:
print e
def prepare_storage(self, quad_storage_name, imported=None):
cpe = AssemblClassPatternExtractor(Base._decl_class_registry)
qs = QuadStorage(quad_storage_name, cpe, imported, False, nsm=self.nsm)
return qs, cpe