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bpo-30277: Replace _sre.getlower() with _sre.ascii_tolower() and _sre.unicode_tolower(). (#1468)

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Serhiy Storchaka 2017-05-05 10:42:46 +03:00 • committed by GitHub
parent 76a3e51a40
commit 7186cc29be
4 changed files with 82 additions and 43 deletions
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24
Lib/test/test_re.py
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@ -883,17 +883,23 @@ class ReTests(unittest.TestCase):
def test_category(self):
self.assertEqual(re.match(r"(\s)", " ").group(1), " ")
def test_getlower(self):
@cpython_only
def test_case_helpers(self):
import _sre
self.assertEqual(_sre.getlower(ord('A'), 0), ord('a'))
self.assertEqual(_sre.getlower(ord('A'), re.LOCALE), ord('a'))
self.assertEqual(_sre.getlower(ord('A'), re.UNICODE), ord('a'))
self.assertEqual(_sre.getlower(ord('A'), re.ASCII), ord('a'))
for i in range(128):
c = chr(i)
lo = ord(c.lower())
self.assertEqual(_sre.ascii_tolower(i), lo)
self.assertEqual(_sre.unicode_tolower(i), lo)
self.assertEqual(re.match("abc", "ABC", re.I).group(0), "ABC")
self.assertEqual(re.match(b"abc", b"ABC", re.I).group(0), b"ABC")
self.assertEqual(re.match("abc", "ABC", re.I|re.A).group(0), "ABC")
self.assertEqual(re.match(b"abc", b"ABC", re.I|re.L).group(0), b"ABC")
for i in list(range(128, 0x1000)) + [0x10400, 0x10428]:
c = chr(i)
self.assertEqual(_sre.ascii_tolower(i), i)
if i != 0x0130:
self.assertEqual(_sre.unicode_tolower(i), ord(c.lower()))
self.assertEqual(_sre.ascii_tolower(0x0130), 0x0130)
self.assertEqual(_sre.unicode_tolower(0x0130), ord('i'))
def test_not_literal(self):
self.assertEqual(re.search(r"\s([^a])", " b").group(1), "b")