Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/networkx/algorithms/tests/test_vitality.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/networkx/algorithms/tests/test_vitality.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,41 @@ +import networkx as nx + + +class TestClosenessVitality: + def test_unweighted(self): + G = nx.cycle_graph(3) + vitality = nx.closeness_vitality(G) + assert vitality == {0: 2, 1: 2, 2: 2} + + def test_weighted(self): + G = nx.Graph() + nx.add_cycle(G, [0, 1, 2], weight=2) + vitality = nx.closeness_vitality(G, weight="weight") + assert vitality == {0: 4, 1: 4, 2: 4} + + def test_unweighted_digraph(self): + G = nx.DiGraph(nx.cycle_graph(3)) + vitality = nx.closeness_vitality(G) + assert vitality == {0: 4, 1: 4, 2: 4} + + def test_weighted_digraph(self): + G = nx.DiGraph() + nx.add_cycle(G, [0, 1, 2], weight=2) + nx.add_cycle(G, [2, 1, 0], weight=2) + vitality = nx.closeness_vitality(G, weight="weight") + assert vitality == {0: 8, 1: 8, 2: 8} + + def test_weighted_multidigraph(self): + G = nx.MultiDiGraph() + nx.add_cycle(G, [0, 1, 2], weight=2) + nx.add_cycle(G, [2, 1, 0], weight=2) + vitality = nx.closeness_vitality(G, weight="weight") + assert vitality == {0: 8, 1: 8, 2: 8} + + def test_disconnecting_graph(self): + """Tests that the closeness vitality of a node whose removal + disconnects the graph is negative infinity. + + """ + G = nx.path_graph(3) + assert nx.closeness_vitality(G, node=1) == -float("inf")