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rewrite the parsing of field names to be more consistent wrt recursive expansion

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Benjamin Peterson 2013-05-17 18:22:31 -05:00
parent 48953632df
commit 4d94474ba3
2 changed files with 62 additions and 63 deletions
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10
Lib/test/test_unicode.py
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@ -892,7 +892,7 @@ class UnicodeTest(string_tests.CommonTest,
self.assertRaises(ValueError, "{0".format)
self.assertRaises(IndexError, "{0.}".format)
self.assertRaises(ValueError, "{0.}".format, 0)
self.assertRaises(IndexError, "{0[}".format)
self.assertRaises(ValueError, "{0[}".format)
self.assertRaises(ValueError, "{0[}".format, [])
self.assertRaises(KeyError, "{0]}".format)
self.assertRaises(ValueError, "{0.[]}".format, 0)
@ -944,6 +944,14 @@ class UnicodeTest(string_tests.CommonTest,
'')
self.assertEqual("{[{}]}".format({"{}": 5}), "5")
self.assertEqual("{[{}]}".format({"{}" : "a"}), "a")
self.assertEqual("{[{]}".format({"{" : "a"}), "a")
self.assertEqual("{[}]}".format({"}" : "a"}), "a")
self.assertEqual("{[[]}".format({"[" : "a"}), "a")
self.assertEqual("{[!]}".format({"!" : "a"}), "a")
self.assertRaises(ValueError, "{a{}b}".format, 42)
self.assertRaises(ValueError, "{a{b}".format, 42)
self.assertRaises(ValueError, "{[}".format, 42)
def test_format_map(self):
self.assertEqual(''.format_map({}), '')