From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Thu, 4 Mar 2010 12:09:33 +0000 (+0000)
Subject: Issue #1054943: Fix unicodedata.normalize('NFC', text) for the Public Review
X-Git-Tag: v2.7a4~41
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7c924ec9258fd8e324dedcdcc35bb8706aea7922;p=python

Issue #1054943: Fix unicodedata.normalize('NFC', text) for the Public Review
Issue #29.

PR #29 was released in february 2004!
---

diff --git a/Lib/test/test_unicodedata.py b/Lib/test/test_unicodedata.py
index c82e4afb10..6fbb6dd450 100644
--- a/Lib/test/test_unicodedata.py
+++ b/Lib/test/test_unicodedata.py
@@ -186,6 +186,11 @@ class UnicodeFunctionsTest(UnicodeDatabaseTest):
         # The rest can be found in test_normalization.py
         # which requires an external file.
 
+    def test_pr29(self):
+        # http://www.unicode.org/review/pr-29.html
+        for text in (u"\u0b47\u0300\u0b3e", u"\u1100\u0300\u1161"):
+            self.assertEqual(self.db.normalize('NFC', text), text)
+
     def test_east_asian_width(self):
         eaw = self.db.east_asian_width
         self.assertRaises(TypeError, eaw, 'a')
diff --git a/Misc/NEWS b/Misc/NEWS
index fb45e5a59c..107c991276 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -41,6 +41,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #1054943: Fix unicodedata.normalize('NFC', text) for the Public Review
+  Issue #29
+
 - Issue #7494: fix a crash in _lsprof (cProfile) after clearing the profiler,
   reset also the pointer to the current pointer context.
 
diff --git a/Modules/unicodedata.c b/Modules/unicodedata.c
index 2eb1911299..0269175c1e 100644
--- a/Modules/unicodedata.c
+++ b/Modules/unicodedata.c
@@ -682,7 +682,7 @@ nfc_nfkc(PyObject *self, PyObject *input, int k)
       comb = 0;
       while (i1 < end) {
           int comb1 = _getrecord_ex(*i1)->combining;
-          if (comb1 && comb == comb1) {
+          if (comb && (comb1 == 0 || comb == comb1)) {
               /* Character is blocked. */
               i1++;
               continue;