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author | Mark Dickinson <mdickinson@enthought.com> | 2012-11-04 11:46:17 (GMT) |
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committer | Mark Dickinson <mdickinson@enthought.com> | 2012-11-04 11:46:17 (GMT) |
commit | 8cd1c7681d86fd3d32096f2d927d3f5014d58c36 (patch) | |
tree | 52d64e583436f496e89b4c5dfdf0884e860cf3ba /Lib/test/test_range.py | |
parent | b87f82f8d46c8cd0fd4ab60f9680ca51ad3345bc (diff) | |
download | cpython-8cd1c7681d86fd3d32096f2d927d3f5014d58c36.zip cpython-8cd1c7681d86fd3d32096f2d927d3f5014d58c36.tar.gz cpython-8cd1c7681d86fd3d32096f2d927d3f5014d58c36.tar.bz2 |
Issue #16402: In range slicing, fix shadowing of exceptions from __index__ method.
Diffstat (limited to 'Lib/test/test_range.py')
-rw-r--r-- | Lib/test/test_range.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_range.py b/Lib/test/test_range.py index ede0791..4dab448 100644 --- a/Lib/test/test_range.py +++ b/Lib/test/test_range.py @@ -312,6 +312,15 @@ class RangeTest(unittest.TestCase): self.assertRaises(TypeError, range, IN()) + # Test use of user-defined classes in slice indices. + self.assertEqual(list(range(10)[:I(5)]), list(range(5))) + + with self.assertRaises(RuntimeError): + range(0, 10)[:IX()] + + with self.assertRaises(TypeError): + range(0, 10)[:IN()] + def test_count(self): self.assertEqual(range(3).count(-1), 0) self.assertEqual(range(3).count(0), 1) |