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-rw-r--r--.venv/lib/python3.12/site-packages/networkx/utils/tests/test_random_sequence.py38
1 files changed, 38 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/networkx/utils/tests/test_random_sequence.py b/.venv/lib/python3.12/site-packages/networkx/utils/tests/test_random_sequence.py
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+++ b/.venv/lib/python3.12/site-packages/networkx/utils/tests/test_random_sequence.py
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+import pytest
+
+from networkx.utils import (
+    powerlaw_sequence,
+    random_weighted_sample,
+    weighted_choice,
+    zipf_rv,
+)
+
+
+def test_degree_sequences():
+    seq = powerlaw_sequence(10, seed=1)
+    seq = powerlaw_sequence(10)
+    assert len(seq) == 10
+
+
+def test_zipf_rv():
+    r = zipf_rv(2.3, xmin=2, seed=1)
+    r = zipf_rv(2.3, 2, 1)
+    r = zipf_rv(2.3)
+    assert type(r), int
+    pytest.raises(ValueError, zipf_rv, 0.5)
+    pytest.raises(ValueError, zipf_rv, 2, xmin=0)
+
+
+def test_random_weighted_sample():
+    mapping = {"a": 10, "b": 20}
+    s = random_weighted_sample(mapping, 2, seed=1)
+    s = random_weighted_sample(mapping, 2)
+    assert sorted(s) == sorted(mapping.keys())
+    pytest.raises(ValueError, random_weighted_sample, mapping, 3)
+
+
+def test_random_weighted_choice():
+    mapping = {"a": 10, "b": 0}
+    c = weighted_choice(mapping, seed=1)
+    c = weighted_choice(mapping)
+    assert c == "a"