[Python-checkins] cpython (3.1): #2650: Add tests with non-ascii chars for re.escape.

[ezio.melotti]

http://hg.python.org/cpython/rev/9147f7ed75b3
changeset:   68923:9147f7ed75b3
branch:      3.1
user:        Ezio Melotti <ezio.melotti at gmail.com>
date:        Fri Mar 25 14:09:33 2011 +0200
summary:
  #2650: Add tests with non-ascii chars for re.escape.

files:
  Lib/test/test_re.py |  16 ++++++++++++++++
  1 files changed, 16 insertions(+), 0 deletions(-)


diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py
--- a/Lib/test/test_re.py
+++ b/Lib/test/test_re.py
@@ -455,6 +455,22 @@
             self.assertMatch(re.escape(b), b)
         self.assertMatch(re.escape(p), p)
 
+    def test_re_escape_non_ascii(self):
+        s = 'xxx\u2620\u2620\u2620xxx'
+        s_escaped = re.escape(s)
+        self.assertEqual(s_escaped, 'xxx\\\u2620\\\u2620\\\u2620xxx')
+        self.assertMatch(s_escaped, s)
+        self.assertMatch('.%s+.' % re.escape('\u2620'), s,
+                         'x\u2620\u2620\u2620x', (2, 7), re.search)
+
+    def test_re_escape_non_ascii_bytes(self):
+        b = 'y\u2620y\u2620y'.encode('utf-8')
+        b_escaped = re.escape(b)
+        self.assertEqual(b_escaped, b'y\\\xe2\\\x98\\\xa0y\\\xe2\\\x98\\\xa0y')
+        self.assertMatch(b_escaped, b)
+        res = re.findall(re.escape('\u2620'.encode('utf-8')), b)
+        self.assertEqual(len(res), 2)
+
     def pickle_test(self, pickle):
         oldpat = re.compile('a(?:b|(c|e){1,2}?|d)+?(.)')
         s = pickle.dumps(oldpat)

-- 
Repository URL: http://hg.python.org/cpython