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Issue #12546: Allow \x00 as a fill character for builtin type __format__ methods.

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This commit is contained in:
Eric V. Smith 2014-04-14 11:55:10 -04:00
parent 70d92a96ab
commit 2ea9712ee9
3 changed files with 32 additions and 11 deletions
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21
Lib/test/test_unicode.py
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@ -845,6 +845,27 @@ class UnicodeTest(string_tests.CommonTest,
self.assertEqual('{0:10000}'.format(''), ' ' * 10000)
self.assertEqual('{0:10000000}'.format(''), ' ' * 10000000)
# issue 12546: use \x00 as a fill character
self.assertEqual('{0:\x00<6s}'.format('foo'), 'foo\x00\x00\x00')
self.assertEqual('{0:\x01<6s}'.format('foo'), 'foo\x01\x01\x01')
self.assertEqual('{0:\x00^6s}'.format('foo'), '\x00foo\x00\x00')
self.assertEqual('{0:^6s}'.format('foo'), ' foo ')
self.assertEqual('{0:\x00<6}'.format(3), '3\x00\x00\x00\x00\x00')
self.assertEqual('{0:\x01<6}'.format(3), '3\x01\x01\x01\x01\x01')
self.assertEqual('{0:\x00^6}'.format(3), '\x00\x003\x00\x00\x00')
self.assertEqual('{0:<6}'.format(3), '3 ')
self.assertEqual('{0:\x00<6}'.format(3.14), '3.14\x00\x00')
self.assertEqual('{0:\x01<6}'.format(3.14), '3.14\x01\x01')
self.assertEqual('{0:\x00^6}'.format(3.14), '\x003.14\x00')
self.assertEqual('{0:^6}'.format(3.14), ' 3.14 ')
self.assertEqual('{0:\x00<12}'.format(3+2.0j), '(3+2j)\x00\x00\x00\x00\x00\x00')
self.assertEqual('{0:\x01<12}'.format(3+2.0j), '(3+2j)\x01\x01\x01\x01\x01\x01')
self.assertEqual('{0:\x00^12}'.format(3+2.0j), '\x00\x00\x00(3+2j)\x00\x00\x00')
self.assertEqual('{0:^12}'.format(3+2.0j), ' (3+2j) ')
# format specifiers for user defined type
self.assertEqual('{0:abc}'.format(C()), 'abc')