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view env/lib/python3.9/site-packages/networkx/algorithms/bipartite/tests/test_redundancy.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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"""Unit tests for the :mod:`networkx.algorithms.bipartite.redundancy` module. """ import pytest from networkx import cycle_graph from networkx import NetworkXError from networkx.algorithms.bipartite import complete_bipartite_graph from networkx.algorithms.bipartite import node_redundancy def test_no_redundant_nodes(): G = complete_bipartite_graph(2, 2) rc = node_redundancy(G) assert all(redundancy == 1 for redundancy in rc.values()) def test_redundant_nodes(): G = cycle_graph(6) edge = {0, 3} G.add_edge(*edge) redundancy = node_redundancy(G) for v in edge: assert redundancy[v] == 2 / 3 for v in set(G) - edge: assert redundancy[v] == 1 def test_not_enough_neighbors(): with pytest.raises(NetworkXError): G = complete_bipartite_graph(1, 2) node_redundancy(G)