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Diffstat (limited to 'Lib/test/test_builtin.py')
| -rw-r--r-- | Lib/test/test_builtin.py | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py index 2d3e1cc..e5957ae 100644 --- a/Lib/test/test_builtin.py +++ b/Lib/test/test_builtin.py @@ -540,6 +540,7 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(format(3.1415e-104, ""), str(3.1415e-104)) self.assertEqual(format(-3.1415e-104, ""), str(-3.1415e-104)) self.assertEqual(format(object, ""), str(object)) + self.assertEqual(format(None, ""), str(None)) # TypeError because self.__format__ returns the wrong type self.assertRaises(TypeError, format, H(), "") |