two version of R2R are here HEAD master

1 files changed, 30 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/networkx/generators/tests/test_mycielski.py b/.venv/lib/python3.12/site-packages/networkx/generators/tests/test_mycielski.py
new file mode 100644
index 00000000..eb12b141
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/networkx/generators/tests/test_mycielski.py
@@ -0,0 +1,30 @@
+"""Unit tests for the :mod:`networkx.generators.mycielski` module."""
+
+import pytest
+
+import networkx as nx
+
+
+class TestMycielski:
+    def test_construction(self):
+        G = nx.path_graph(2)
+        M = nx.mycielskian(G)
+        assert nx.is_isomorphic(M, nx.cycle_graph(5))
+
+    def test_size(self):
+        G = nx.path_graph(2)
+        M = nx.mycielskian(G, 2)
+        assert len(M) == 11
+        assert M.size() == 20
+
+    def test_mycielski_graph_generator(self):
+        G = nx.mycielski_graph(1)
+        assert nx.is_isomorphic(G, nx.empty_graph(1))
+        G = nx.mycielski_graph(2)
+        assert nx.is_isomorphic(G, nx.path_graph(2))
+        G = nx.mycielski_graph(3)
+        assert nx.is_isomorphic(G, nx.cycle_graph(5))
+        G = nx.mycielski_graph(4)
+        assert nx.is_isomorphic(G, nx.mycielskian(nx.cycle_graph(5)))
+        with pytest.raises(nx.NetworkXError, match="must satisfy n >= 1"):
+            nx.mycielski_graph(0)