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0425a8ea72
This introduces a 'purge' function for the fnmatch module analogous to the 'purge' function in the re module.
88 lines
2.6 KiB
Python
88 lines
2.6 KiB
Python
"""Test cases for the fnmatch module."""
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from test import support
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import unittest
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from fnmatch import fnmatch, fnmatchcase, _MAXCACHE, _cache, _cacheb, purge
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class FnmatchTestCase(unittest.TestCase):
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def tearDown(self):
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purge()
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def check_match(self, filename, pattern, should_match=1, fn=fnmatch):
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if should_match:
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self.assertTrue(fn(filename, pattern),
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"expected %r to match pattern %r"
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% (filename, pattern))
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else:
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self.assertTrue(not fn(filename, pattern),
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"expected %r not to match pattern %r"
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% (filename, pattern))
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def test_fnmatch(self):
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check = self.check_match
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check('abc', 'abc')
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check('abc', '?*?')
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check('abc', '???*')
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check('abc', '*???')
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check('abc', '???')
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check('abc', '*')
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check('abc', 'ab[cd]')
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check('abc', 'ab[!de]')
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check('abc', 'ab[de]', 0)
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check('a', '??', 0)
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check('a', 'b', 0)
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# these test that '\' is handled correctly in character sets;
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# see SF bug #409651
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check('\\', r'[\]')
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check('a', r'[!\]')
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check('\\', r'[!\]', 0)
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# test that filenames with newlines in them are handled correctly.
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# http://bugs.python.org/issue6665
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check('foo\nbar', 'foo*')
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check('foo\nbar\n', 'foo*')
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check('\nfoo', 'foo*', False)
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check('\n', '*')
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def test_mix_bytes_str(self):
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self.assertRaises(TypeError, fnmatch, 'test', b'*')
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self.assertRaises(TypeError, fnmatch, b'test', '*')
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self.assertRaises(TypeError, fnmatchcase, 'test', b'*')
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self.assertRaises(TypeError, fnmatchcase, b'test', '*')
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def test_fnmatchcase(self):
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check = self.check_match
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check('AbC', 'abc', 0, fnmatchcase)
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check('abc', 'AbC', 0, fnmatchcase)
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def test_bytes(self):
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self.check_match(b'test', b'te*')
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self.check_match(b'test\xff', b'te*\xff')
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self.check_match(b'foo\nbar', b'foo*')
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def test_cache_clearing(self):
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# check that caches do not grow too large
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# http://bugs.python.org/issue7846
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# string pattern cache
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for i in range(_MAXCACHE + 1):
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fnmatch('foo', '?' * i)
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self.assertLessEqual(len(_cache), _MAXCACHE)
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# bytes pattern cache
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for i in range(_MAXCACHE + 1):
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fnmatch(b'foo', b'?' * i)
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self.assertLessEqual(len(_cacheb), _MAXCACHE)
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def test_main():
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support.run_unittest(FnmatchTestCase)
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if __name__ == "__main__":
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test_main()
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