def testRemoveTriple(self):
g = Graph()
g.addTriple(subject='u:ri', predicate='p:redicate', object='obj')
g.addTriple(subject='u:ri', predicate='p:redicate', object='obj2')
self.assertEquals(2, len(list(g.triples())))
self.assertEquals(12, len(g._tripleDict)) # Whitebox no-leaking defaultdict entries on delete
g.removeTriple(subject='u:ri', predicate='p:redicate', object='obj2')
self.assertEquals(8, len(g._tripleDict)) # Whitebox no-leaking defaultdict entries on delete
# Keep 1
self.assertEquals(1, len(list(g.triples())))
self.assertEquals(1, len(list(g.triples(None, None, None))))
self.assertEquals(1, len(list(g.triples(None, None, 'obj'))))
self.assertEquals(1, len(list(g.triples(None, 'p:redicate', None))))
self.assertEquals(1, len(list(g.triples(None, 'p:redicate', 'obj'))))
self.assertEquals(1, len(list(g.triples('u:ri', None, None))))
self.assertEquals(1, len(list(g.triples('u:ri', None, 'obj'))))
self.assertEquals(1, len(list(g.triples('u:ri', 'p:redicate', None))))
self.assertEquals(1, len(list(g.triples('u:ri', 'p:redicate', 'obj'))))
# Kill 1
self.assertEquals(0, len(list(g.triples(None, None, 'obj2'))))
self.assertEquals(0, len(list(g.triples(None, 'p:redicate', 'obj2'))))
self.assertEquals(0, len(list(g.triples('u:ri', 'p:redicate', 'obj2'))))
def testRemoveTripleOfNonExistingDoesNotLeak(self):
g = Graph()
self.assertEquals(0, len(list(g.triples())))
self.assertEquals(0, len(g._tripleDict)) # Whitebox no-leaking defaultdict entries on delete
g.removeTriple(subject='u:ri', predicate='p:redicate', object='obj2')
self.assertEquals(0, len(g._tripleDict)) # Whitebox no-leaking defaultdict entries on delete
