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Make _strptime escape regex syntax in format string to prevent use in internal regex.

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This commit is contained in:
Brett Cannon 2003-04-19 04:00:56 +00:00
parent 482c5f7eb7
commit 1e91d8eb03
2 changed files with 24 additions and 1 deletions
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14
Lib/test/test_strptime.py
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@ -168,6 +168,14 @@ class TimeRETests(unittest.TestCase):
"did not find 'd' directive pattern string '%s'" %
pattern_string)
def test_pattern_escaping(self):
# Make sure any characters in the format string that might be taken as
# regex syntax is escaped.
pattern_string = self.time_re.pattern("\d+")
self.failUnless(r"\\d\+" in pattern_string,
"%s does not have re characters escaped properly" %
pattern_string)
def test_compile(self):
# Check that compiled regex is correct
found = self.time_re.compile(r"%A").match(self.locale_time.f_weekday[6])
@ -201,6 +209,12 @@ class TimeRETests(unittest.TestCase):
self.failUnless(_strptime.TimeRE(test_locale).pattern("%Z") == '',
"with timezone == ('',''), TimeRE().pattern('%Z') != ''")
def test_matching_with_escapes(self):
# Make sure a format that requires escaping of characters works
compiled_re = self.time_re.compile("\w+ %m")
found = compiled_re.match("\w+ 10")
self.failUnless(found, "Escaping failed of format '\w+ 10'")
class StrptimeTests(unittest.TestCase):
"""Tests for _strptime.strptime."""