def testNeighbor(self):
geog = Geography(couples)
italyNeigh = sorted(geog.neighbors('Italy'))
self.assertEqual(["Croatia", "France", "Switzerland"], italyNeigh)
franceNeigh = sorted(geog.neighbors('France'))
self.assertEqual(["Belgium", "Germany", "Italy", "Switzerland"], franceNeigh)
belgiumNeigh = sorted(geog.neighbors('Belgium'))
self.assertEqual(["France", "Germany"], belgiumNeigh)
