chore: import upstream snapshot with attribution

2026-07-13 13:33:56 +08:00
commit 461bf6fd40
1313 changed files with 1079898 additions and 0 deletions
@@ -0,0 +1,35 @@
+import pytest
+
+from unstructured.metrics.utils import (
+    _mean,
+    _pstdev,
+    _stdev,
+    _uniquity_file,
+)
+
+
+@pytest.mark.parametrize(
+    ("numbers", "expected_mean", "expected_stdev", "expected_pstdev"),
+    [
+        ([2, 5, 6, 7], 5, 2.16, 1.871),
+        ([1, 100], 50.5, 70.004, 49.5),
+        ([1], 1, None, None),
+        ([], None, None, None),
+    ],
+)
+def test_stats(numbers, expected_mean, expected_stdev, expected_pstdev):
+    mean = _mean(numbers)
+    stdev = _stdev(numbers)
+    pstdev = _pstdev(numbers)
+    assert mean == expected_mean
+    assert stdev == expected_stdev
+    assert pstdev == expected_pstdev
+
+
+@pytest.mark.parametrize(
+    ("filenames"),
+    [("filename.ext", "filename (1).ext", "randomfile.ext", "filename.txt", "filename (5).txt")],
+)
+def test_uniquity_file(filenames):
+    final_filename = _uniquity_file(filenames, "filename.ext")
+    assert final_filename == "filename (2).ext"