[2.7] bpo-30415: Add new tests for the fnmatch module. (GH-1684). (#1696)
(cherry picked from commit 817554715b5578b0bac5c35e6ec9a1abd8649e53)
diff --git a/Lib/test/test_fnmatch.py b/Lib/test/test_fnmatch.py
index 37ec50d..1438da7 100644
--- a/Lib/test/test_fnmatch.py
+++ b/Lib/test/test_fnmatch.py
@@ -2,9 +2,10 @@
from test import test_support
import unittest
+import os
-from fnmatch import fnmatch, fnmatchcase, _MAXCACHE, _cache
-from fnmatch import fnmatch, fnmatchcase, _MAXCACHE, _cache, _purge
+from fnmatch import (fnmatch, fnmatchcase, translate, filter,
+ _MAXCACHE, _cache, _purge)
class FnmatchTestCase(unittest.TestCase):
@@ -12,13 +13,13 @@
def tearDown(self):
_purge()
- def check_match(self, filename, pattern, should_match=1, fn=fnmatch):
+ def check_match(self, filename, pattern, should_match=True, fn=fnmatch):
if should_match:
self.assertTrue(fn(filename, pattern),
"expected %r to match pattern %r"
% (filename, pattern))
else:
- self.assertTrue(not fn(filename, pattern),
+ self.assertFalse(fn(filename, pattern),
"expected %r not to match pattern %r"
% (filename, pattern))
@@ -32,15 +33,15 @@
check('abc', '*')
check('abc', 'ab[cd]')
check('abc', 'ab[!de]')
- check('abc', 'ab[de]', 0)
- check('a', '??', 0)
- check('a', 'b', 0)
+ check('abc', 'ab[de]', False)
+ check('a', '??', False)
+ check('a', 'b', False)
# these test that '\' is handled correctly in character sets;
# see SF bug #409651
check('\\', r'[\]')
check('a', r'[!\]')
- check('\\', r'[!\]', 0)
+ check('\\', r'[!\]', False)
# test that filenames with newlines in them are handled correctly.
# http://bugs.python.org/issue6665
@@ -49,10 +50,29 @@
check('\nfoo', 'foo*', False)
check('\n', '*')
+ def test_mix_unicode_str(self):
+ check = self.check_match
+ check('test', u'*')
+ check(u'test', '*')
+ check('test', u'*', fn=fnmatchcase)
+ check(u'test', '*', fn=fnmatchcase)
+ with test_support.check_warnings(("", UnicodeWarning), quiet=True):
+ check('test\xff', u'*\xff')
+ check(u'test\xff', '*\xff')
+ check('test\xff', u'*\xff', fn=fnmatchcase)
+ check(u'test\xff', '*\xff', fn=fnmatchcase)
+
def test_fnmatchcase(self):
check = self.check_match
- check('AbC', 'abc', 0, fnmatchcase)
- check('abc', 'AbC', 0, fnmatchcase)
+ check('abc', 'abc', True, fnmatchcase)
+ check('AbC', 'abc', False, fnmatchcase)
+ check('abc', 'AbC', False, fnmatchcase)
+ check('AbC', 'AbC', True, fnmatchcase)
+
+ check('usr/bin', 'usr/bin', True, fnmatchcase)
+ check('usr\\bin', 'usr/bin', False, fnmatchcase)
+ check('usr/bin', 'usr\\bin', False, fnmatchcase)
+ check('usr\\bin', 'usr\\bin', True, fnmatchcase)
def test_cache_clearing(self):
# check that caches do not grow too large
@@ -64,8 +84,81 @@
self.assertLessEqual(len(_cache), _MAXCACHE)
+ @test_support.requires_unicode
+ def test_unicode(self):
+ with test_support.check_warnings(("", UnicodeWarning), quiet=True):
+ self.check_match(u'test', u'te*')
+ self.check_match(u'test\xff', u'te*\xff')
+ self.check_match(u'test'+unichr(0x20ac), u'te*'+unichr(0x20ac))
+ self.check_match(u'foo\nbar', u'foo*')
+
+ def test_case(self):
+ ignorecase = os.path.normcase('ABC') == os.path.normcase('abc')
+ check = self.check_match
+ check('abc', 'abc')
+ check('AbC', 'abc', ignorecase)
+ check('abc', 'AbC', ignorecase)
+ check('AbC', 'AbC')
+
+ def test_sep(self):
+ normsep = os.path.normcase('\\') == os.path.normcase('/')
+ check = self.check_match
+ check('usr/bin', 'usr/bin')
+ check('usr\\bin', 'usr/bin', normsep)
+ check('usr/bin', 'usr\\bin', normsep)
+ check('usr\\bin', 'usr\\bin')
+
+
+class TranslateTestCase(unittest.TestCase):
+
+ def test_translate(self):
+ self.assertEqual(translate('*'), r'.*\Z(?ms)')
+ self.assertEqual(translate('?'), r'.\Z(?ms)')
+ self.assertEqual(translate('a?b*'), r'a.b.*\Z(?ms)')
+ self.assertEqual(translate('[abc]'), r'[abc]\Z(?ms)')
+ self.assertEqual(translate('[]]'), r'[]]\Z(?ms)')
+ self.assertEqual(translate('[!x]'), r'[^x]\Z(?ms)')
+ self.assertEqual(translate('[^x]'), r'[\^x]\Z(?ms)')
+ self.assertEqual(translate('[x'), r'\[x\Z(?ms)')
+
+
+class FilterTestCase(unittest.TestCase):
+
+ def test_filter(self):
+ self.assertEqual(filter(['Python', 'Ruby', 'Perl', 'Tcl'], 'P*'),
+ ['Python', 'Perl'])
+ self.assertEqual(filter([u'Python', u'Ruby', u'Perl', u'Tcl'], u'P*'),
+ [u'Python', u'Perl'])
+ with test_support.check_warnings(("", UnicodeWarning), quiet=True):
+ self.assertEqual(filter([u'test\xff'], u'*\xff'), [u'test\xff'])
+
+ @test_support.requires_unicode
+ def test_mix_bytes_str(self):
+ with test_support.check_warnings(("", UnicodeWarning), quiet=True):
+ self.assertEqual(filter(['test'], u'*'), ['test'])
+ self.assertEqual(filter([u'test'], '*'), [u'test'])
+ self.assertEqual(filter(['test\xff'], u'*'), ['test\xff'])
+ self.assertEqual(filter([u'test\xff'], '*'), [u'test\xff'])
+ self.assertEqual(filter(['test\xff'], u'*\xff'), ['test\xff'])
+ self.assertEqual(filter([u'test\xff'], '*\xff'), [u'test\xff'])
+
+ def test_case(self):
+ ignorecase = os.path.normcase('P') == os.path.normcase('p')
+ self.assertEqual(filter(['Test.py', 'Test.rb', 'Test.PL'], '*.p*'),
+ ['Test.py', 'Test.PL'] if ignorecase else ['Test.py'])
+ self.assertEqual(filter(['Test.py', 'Test.rb', 'Test.PL'], '*.P*'),
+ ['Test.py', 'Test.PL'] if ignorecase else ['Test.PL'])
+
+ def test_sep(self):
+ normsep = os.path.normcase('\\') == os.path.normcase('/')
+ self.assertEqual(filter(['usr/bin', 'usr', 'usr\\lib'], 'usr/*'),
+ ['usr/bin', 'usr\\lib'] if normsep else ['usr/bin'])
+ self.assertEqual(filter(['usr/bin', 'usr', 'usr\\lib'], 'usr\\*'),
+ ['usr/bin', 'usr\\lib'] if normsep else ['usr\\lib'])
+
+
def test_main():
- test_support.run_unittest(FnmatchTestCase)
+ test_support.run_unittest(FnmatchTestCase, TranslateTestCase, FilterTestCase)
if __name__ == "__main__":