diff options
Diffstat (limited to 'Lib/test/test_builtin.py')
| -rw-r--r-- | Lib/test/test_builtin.py | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py index e5957ae..1a9781b 100644 --- a/Lib/test/test_builtin.py +++ b/Lib/test/test_builtin.py @@ -532,15 +532,22 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(format(3, ''), '3') self.assertEqual(format(A(3), 'spec'), '3spec') + def empty_format_spec(value): + # test that: + # format(x, '') == str(x) + # format(x) == str(x) + self.assertEqual(format(value, ""), str(value)) + self.assertEqual(format(value), str(value)) + # for builtin types, format(x, "") == str(x) - self.assertEqual(format(17**13, ""), str(17**13)) - self.assertEqual(format(1.0, ""), str(1.0)) - self.assertEqual(format(3.1415e104, ""), str(3.1415e104)) - self.assertEqual(format(-3.1415e104, ""), str(-3.1415e104)) - 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)) + empty_format_spec(17**13) + empty_format_spec(1.0) + empty_format_spec(3.1415e104) + empty_format_spec(-3.1415e104) + empty_format_spec(3.1415e-104) + empty_format_spec(-3.1415e-104) + empty_format_spec(object) + empty_format_spec(None) # TypeError because self.__format__ returns the wrong type self.assertRaises(TypeError, format, H(), "") |