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#3231: re.compile fails with some bytes patterns

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This commit is contained in:
Antoine Pitrou 2008-07-22 17:53:22 +00:00
parent 943f33912c
commit 22628c4d6a
3 changed files with 26 additions and 27 deletions
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43
Lib/test/test_re.py
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@ -732,23 +732,25 @@ def run_re_tests():
else:
print('=== Failed incorrectly', t)
# Try the match on a unicode string, and check that it
# still succeeds.
# Try the match with both pattern and string converted to
# bytes, and check that it still succeeds.
try:
result = obj.search(str(s, "latin-1"))
if result is None:
print('=== Fails on unicode match', t)
except NameError:
continue # 1.5.2
except TypeError:
continue # unicode test case
# Try the match on a unicode pattern, and check that it
# still succeeds.
obj=re.compile(str(pattern, "latin-1"))
result = obj.search(s)
if result is None:
print('=== Fails on unicode pattern match', t)
bpat = bytes(pattern, "ascii")
bs = bytes(s, "ascii")
except UnicodeEncodeError:
# skip non-ascii tests
pass
else:
try:
bpat = re.compile(bpat)
except Exception:
print('=== Fails on bytes pattern compile', t)
if verbose:
traceback.print_exc(file=sys.stdout)
else:
bytes_result = bpat.search(bs)
if bytes_result is None:
print('=== Fails on bytes pattern match', t)
# Try the match with the search area limited to the extent
# of the match and see if it still succeeds. \B will
@ -771,10 +773,11 @@ def run_re_tests():
# Try the match with LOCALE enabled, and check that it
# still succeeds.
obj = re.compile(pattern, re.LOCALE)
result = obj.search(s)
if result is None:
print('=== Fails on locale-sensitive match', t)
if '(?u)' not in pattern:
obj = re.compile(pattern, re.LOCALE)
result = obj.search(s)
if result is None:
print('=== Fails on locale-sensitive match', t)
# Try the match with UNICODE locale enabled, and check
# that it still succeeds.