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| author | Sergey Fedoseev <fedoseev.sergey@gmail.com> | 2019-08-30 04:25:48 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <rhettinger@users.noreply.github.com> | 2019-08-30 04:25:48 (GMT) |
| commit | 6a650aaf7735e30636db2721247f317064c2cfd4 (patch) | |
| tree | cab175d9090dacfb5183ac30abf3339e6e3e7489 /Lib/test/test_itertools.py | |
| parent | 496058f59937da478eb172c864502b5dcf67705b (diff) | |
| download | cpython-6a650aaf7735e30636db2721247f317064c2cfd4.zip cpython-6a650aaf7735e30636db2721247f317064c2cfd4.tar.gz cpython-6a650aaf7735e30636db2721247f317064c2cfd4.tar.bz2 | |
bpo-37976: Prevent shadowing of TypeError in zip() (GH-15592)
Diffstat (limited to 'Lib/test/test_itertools.py')
| -rw-r--r-- | Lib/test/test_itertools.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py index 573739f..98b8c83 100644 --- a/Lib/test/test_itertools.py +++ b/Lib/test/test_itertools.py @@ -971,6 +971,18 @@ class TestBasicOps(unittest.TestCase): self.pickletest(proto, zip_longest("abc", "defgh", fillvalue=1)) self.pickletest(proto, zip_longest("", "defgh")) + def test_zip_longest_bad_iterable(self): + exception = TypeError() + + class BadIterable: + def __iter__(self): + raise exception + + with self.assertRaises(TypeError) as cm: + zip_longest(BadIterable()) + + self.assertIs(cm.exception, exception) + def test_bug_7244(self): class Repeater: |