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Diffstat (limited to 'Lib/test/test_typing.py')
| -rw-r--r-- | Lib/test/test_typing.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py index 0582845..12bbf16 100644 --- a/Lib/test/test_typing.py +++ b/Lib/test/test_typing.py @@ -1865,6 +1865,20 @@ class NamedTupleTests(BaseTestCase): self.assertEqual(CoolEmployee._fields, ('name', 'cool')) self.assertEqual(CoolEmployee._field_types, dict(name=str, cool=int)) + @skipUnless(PY36, 'Python 3.6 required') + def test_namedtuple_keyword_usage(self): + LocalEmployee = NamedTuple("LocalEmployee", name=str, age=int) + nick = LocalEmployee('Nick', 25) + self.assertIsInstance(nick, tuple) + self.assertEqual(nick.name, 'Nick') + self.assertEqual(LocalEmployee.__name__, 'LocalEmployee') + self.assertEqual(LocalEmployee._fields, ('name', 'age')) + self.assertEqual(LocalEmployee._field_types, dict(name=str, age=int)) + with self.assertRaises(TypeError): + NamedTuple('Name', [('x', int)], y=str) + with self.assertRaises(TypeError): + NamedTuple('Name', x=1, y='a') + def test_pickle(self): global Emp # pickle wants to reference the class by name Emp = NamedTuple('Emp', [('name', str), ('id', int)]) |