def test_shallow_copy(self):
gp1 = GraphMapping(self.banks, self.graphs, meta_data=[])
nodes = Pair("n1", "n2")
gp1.add_align(nodes, "equals")
gp2 = copy.copy(gp1)
self.assertTrue(isinstance(gp2, GraphMapping))
self.assertTrue(gp1._banks is gp2._banks)
self.assertTrue(gp1._graphs is gp2._graphs)
self.assertTrue(gp1._meta_data is gp2._meta_data)
# also test attibs inherited from DiGraph
self.assertTrue(gp1.graph is gp2.graph)
self.assertTrue(gp1.node is gp2.node)
self.assertTrue(gp1.adj is gp2.adj)
self.assertTrue(gp1.pred is gp2.pred)
gp2.add_align(nodes, "restates")
self.assertEqual(gp1.get_align(nodes),
gp2.get_align(nodes))
def test_deep_copy(self):
gp1 = GraphMapping(self.banks, self.graphs, meta_data=[])
nodes = Pair("n1", "n2")
gp1.add_align(nodes, "equals")
gp2 = copy.deepcopy(gp1)
self.assertTrue(isinstance(gp2, GraphMapping))
self.assertTrue(gp1._banks is gp2._banks)
self.assertTrue(gp1._graphs is gp2._graphs)
# for this to work, meta_data must not be string, int, etc.
self.assertFalse(gp1._meta_data is gp2._meta_data)
# also test attibs inherited from DiGraph
self.assertFalse(gp1.graph is gp2.graph)
self.assertFalse(gp1.node is gp2.node)
self.assertFalse(gp1.adj is gp2.adj)
self.assertFalse(gp1.pred is gp2.pred)
gp2.add_align(nodes, "restates")
self.assertNotEqual(gp1.get_align(nodes),
gp2.get_align(nodes))
def test_align_2(self):
gp = GraphMapping(self.banks, self.graphs)
nodes1 = Pair("1", "1")
nodes2 = Pair("1", "2")
rel = "equals"
gp.add_align(nodes1, rel)
gp.add_align(nodes2, rel)
rel2 = gp.get_align(nodes1)
self.assertEqual(rel2, rel)
gp.del_align(nodes1)
self.assertFalse(gp.get_align(nodes1))
self.assertTrue(gp.get_align(nodes2))
self.assertTrue(gp.has_node("1"))
self.assertTrue(gp.has_node("2"))
gp.del_align(nodes2)
self.assertFalse(gp.get_align(nodes2))
self.assertFalse(gp.has_node("1"))
self.assertFalse(gp.has_node("2"))
