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Update test_string.py from Cpython v3.11.2

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Jiwoo Ahn
2023-03-25 13:58:45 +09:00
parent 5cce71db44
commit b636979127
1 changed files with 55 additions and 0 deletions
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55
Lib/test/test_string.py vendored
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@@ -475,6 +475,61 @@ class TestTemplate(unittest.TestCase):
self.assertEqual(s.substitute(dict(who='tim', what='ham')),
'tim likes to eat a bag of ham worth $100')
# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_is_valid(self):
eq = self.assertEqual
s = Template('$who likes to eat a bag of ${what} worth $$100')
self.assertTrue(s.is_valid())
s = Template('$who likes to eat a bag of ${what} worth $100')
self.assertFalse(s.is_valid())
# if the pattern has an unrecognized capture group,
# it should raise ValueError like substitute and safe_substitute do
class BadPattern(Template):
pattern = r"""
(?P<badname>.*) |
(?P<escaped>@{2}) |
@(?P<named>[_a-z][._a-z0-9]*) |
@{(?P<braced>[_a-z][._a-z0-9]*)} |
(?P<invalid>@) |
"""
s = BadPattern('@bag.foo.who likes to eat a bag of @bag.what')
self.assertRaises(ValueError, s.is_valid)
# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_get_identifiers(self):
eq = self.assertEqual
raises = self.assertRaises
s = Template('$who likes to eat a bag of ${what} worth $$100')
ids = s.get_identifiers()
eq(ids, ['who', 'what'])
# repeated identifiers only included once
s = Template('$who likes to eat a bag of ${what} worth $$100; ${who} likes to eat a bag of $what worth $$100')
ids = s.get_identifiers()
eq(ids, ['who', 'what'])
# invalid identifiers are ignored
s = Template('$who likes to eat a bag of ${what} worth $100')
ids = s.get_identifiers()
eq(ids, ['who', 'what'])
# if the pattern has an unrecognized capture group,
# it should raise ValueError like substitute and safe_substitute do
class BadPattern(Template):
pattern = r"""
(?P<badname>.*) |
(?P<escaped>@{2}) |
@(?P<named>[_a-z][._a-z0-9]*) |
@{(?P<braced>[_a-z][._a-z0-9]*)} |
(?P<invalid>@) |
"""
s = BadPattern('@bag.foo.who likes to eat a bag of @bag.what')
self.assertRaises(ValueError, s.get_identifiers)
if __name__ == '__main__':
unittest.main()