Mercurial > repos > shellac > sam_consensus_v3
annotate 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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1 import networkx as nx |
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2 |
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3 |
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4 class TestClosenessVitality: |
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5 def test_unweighted(self): |
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6 G = nx.cycle_graph(3) |
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7 vitality = nx.closeness_vitality(G) |
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8 assert vitality == {0: 2, 1: 2, 2: 2} |
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9 |
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10 def test_weighted(self): |
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11 G = nx.Graph() |
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12 nx.add_cycle(G, [0, 1, 2], weight=2) |
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13 vitality = nx.closeness_vitality(G, weight="weight") |
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14 assert vitality == {0: 4, 1: 4, 2: 4} |
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15 |
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16 def test_unweighted_digraph(self): |
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17 G = nx.DiGraph(nx.cycle_graph(3)) |
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18 vitality = nx.closeness_vitality(G) |
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19 assert vitality == {0: 4, 1: 4, 2: 4} |
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20 |
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21 def test_weighted_digraph(self): |
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22 G = nx.DiGraph() |
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23 nx.add_cycle(G, [0, 1, 2], weight=2) |
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24 nx.add_cycle(G, [2, 1, 0], weight=2) |
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25 vitality = nx.closeness_vitality(G, weight="weight") |
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26 assert vitality == {0: 8, 1: 8, 2: 8} |
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27 |
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28 def test_weighted_multidigraph(self): |
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29 G = nx.MultiDiGraph() |
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30 nx.add_cycle(G, [0, 1, 2], weight=2) |
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31 nx.add_cycle(G, [2, 1, 0], weight=2) |
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32 vitality = nx.closeness_vitality(G, weight="weight") |
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33 assert vitality == {0: 8, 1: 8, 2: 8} |
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34 |
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35 def test_disconnecting_graph(self): |
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36 """Tests that the closeness vitality of a node whose removal |
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37 disconnects the graph is negative infinity. |
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38 |
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39 """ |
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40 G = nx.path_graph(3) |
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41 assert nx.closeness_vitality(G, node=1) == -float("inf") |