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## iof-tools / networkxMiCe / networkx-master / networkx / classes / tests / test_ordered.py @ 5cef0f13

 1 ```from nose.tools import assert_equals ``` ```import networkx as nx ``` ```class SmokeTestOrdered(object): ``` ``` # Just test instantiation. ``` ``` def test_graph(self): ``` ``` G = nx.OrderedGraph() ``` ``` def test_digraph(self): ``` ``` G = nx.OrderedDiGraph() ``` ``` def test_multigraph(self): ``` ``` G = nx.OrderedMultiGraph() ``` ``` def test_multidigraph(self): ``` ``` G = nx.OrderedMultiDiGraph() ``` ```class TestOrderedFeatures(object): ``` ``` def setUp(self): ``` ``` self.G = nx.OrderedDiGraph() ``` ``` self.G.add_nodes_from([1, 2, 3]) ``` ``` self.G.add_edges_from([(2, 3), (1, 3)]) ``` ``` def test_subgraph_order(self): ``` ``` G = self.G ``` ``` G_sub = G.subgraph([1, 2, 3]) ``` ``` assert_equals(list(G.nodes), list(G_sub.nodes)) ``` ``` assert_equals(list(G.edges), list(G_sub.edges)) ``` ``` assert_equals(list(G.pred[3]), list(G_sub.pred[3])) ``` ``` assert_equals([2, 1], list(G_sub.pred[3])) ``` ``` assert_equals([], list(G_sub.succ[3])) ``` ``` G_sub = nx.induced_subgraph(G, [1, 2, 3]) ``` ``` assert_equals(list(G.nodes), list(G_sub.nodes)) ``` ``` assert_equals(list(G.edges), list(G_sub.edges)) ``` ``` assert_equals(list(G.pred[3]), list(G_sub.pred[3])) ``` ``` assert_equals([2, 1], list(G_sub.pred[3])) ``` ``` assert_equals([], list(G_sub.succ[3])) ```