diff env/lib/python3.9/site-packages/networkx/algorithms/centrality/tests/test_current_flow_closeness.py @ 0:4f3585e2f14b draft default tip

"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.9/site-packages/networkx/algorithms/centrality/tests/test_current_flow_closeness.py	Mon Mar 22 18:12:50 2021 +0000
@@ -0,0 +1,38 @@
+import pytest
+
+np = pytest.importorskip("numpy")
+scipy = pytest.importorskip("scipy")
+
+import networkx as nx
+from networkx.testing import almost_equal
+
+
+class TestFlowClosenessCentrality:
+    def test_K4(self):
+        """Closeness centrality: K4"""
+        G = nx.complete_graph(4)
+        b = nx.current_flow_closeness_centrality(G)
+        b_answer = {0: 2.0 / 3, 1: 2.0 / 3, 2: 2.0 / 3, 3: 2.0 / 3}
+        for n in sorted(G):
+            assert almost_equal(b[n], b_answer[n])
+
+    def test_P4(self):
+        """Closeness centrality: P4"""
+        G = nx.path_graph(4)
+        b = nx.current_flow_closeness_centrality(G)
+        b_answer = {0: 1.0 / 6, 1: 1.0 / 4, 2: 1.0 / 4, 3: 1.0 / 6}
+        for n in sorted(G):
+            assert almost_equal(b[n], b_answer[n])
+
+    def test_star(self):
+        """Closeness centrality: star """
+        G = nx.Graph()
+        nx.add_star(G, ["a", "b", "c", "d"])
+        b = nx.current_flow_closeness_centrality(G)
+        b_answer = {"a": 1.0 / 3, "b": 0.6 / 3, "c": 0.6 / 3, "d": 0.6 / 3}
+        for n in sorted(G):
+            assert almost_equal(b[n], b_answer[n])
+
+
+class TestWeightedFlowClosenessCentrality:
+    pass