https://github.com/python/cpython/commit/901ea411bf51f59f2a4b0b4fec6f60d29c76ca05
commit: 901ea411bf51f59f2a4b0b4fec6f60d29c76ca05
branch: main
author: Tomas R <[email protected]>
committer: encukou <[email protected]>
date: 2024-07-14T10:08:47+02:00
summary:
gh-121708: Improve test coverage for `unittest.util` (GH-121713)
files:
A Lib/test/test_unittest/test_util.py
diff --git a/Lib/test/test_unittest/test_util.py
b/Lib/test/test_unittest/test_util.py
new file mode 100644
index 00000000000000..d590a333930278
--- /dev/null
+++ b/Lib/test/test_unittest/test_util.py
@@ -0,0 +1,33 @@
+import unittest
+from unittest.util import safe_repr, sorted_list_difference,
unorderable_list_difference
+
+
+class TestUtil(unittest.TestCase):
+ def test_safe_repr(self):
+ class RaisingRepr:
+ def __repr__(self):
+ raise ValueError("Invalid repr()")
+
+ class LongRepr:
+ def __repr__(self):
+ return 'x' * 100
+
+ safe_repr(RaisingRepr())
+ self.assertEqual(safe_repr('foo'), "'foo'")
+ self.assertEqual(safe_repr(LongRepr(), short=True), 'x'*80 + '
[truncated]...')
+
+ def test_sorted_list_difference(self):
+ self.assertEqual(sorted_list_difference([], []), ([], []))
+ self.assertEqual(sorted_list_difference([1, 2], [2, 3]), ([1], [3]))
+ self.assertEqual(sorted_list_difference([1, 2], [1, 3]), ([2], [3]))
+ self.assertEqual(sorted_list_difference([1, 1, 1], [1, 2, 3]), ([],
[2, 3]))
+ self.assertEqual(sorted_list_difference([4], [1, 2, 3, 4]), ([], [1,
2, 3]))
+ self.assertEqual(sorted_list_difference([1, 1], [2]), ([1], [2]))
+ self.assertEqual(sorted_list_difference([2], [1, 1]), ([2], [1]))
+ self.assertEqual(sorted_list_difference([1, 2], [1, 1]), ([2], []))
+
+ def test_unorderable_list_difference(self):
+ self.assertEqual(unorderable_list_difference([], []), ([], []))
+ self.assertEqual(unorderable_list_difference([1, 2], []), ([2, 1], []))
+ self.assertEqual(unorderable_list_difference([], [1, 2]), ([], [1, 2]))
+ self.assertEqual(unorderable_list_difference([1, 2], [1, 3]), ([2],
[3]))
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