Convert test_normalization to use unittest.

Lib/test/test_normalization.py

-from test.test_support import (verbose, TestFailed, TestSkipped, verify,
-                               open_urlresource)
+from test.test_support import run_unittest, open_urlresource
+import unittest
+
 import sys
 import os
 from unicodedata import normalize
@@ -28,61 +29,66 @@ def unistr(data):
         if x > sys.maxunicode:
             raise RangeError
     return u"".join([unichr(x) for x in data])
+    
+class NormalizationTest(unittest.TestCase):
+    def test_main(self):
+        part1_data = {}
+        for line in open_urlresource(TESTDATAURL):
+            if '#' in line:
+                line = line.split('#')[0]
+            line = line.strip()
+            if not line:
+                continue
+            if line.startswith("@Part"):
+                part = line.split()[0]
+                continue
+            if part == "@Part3":
+                # XXX we don't support PRI #29 yet, so skip these tests for now
+                continue
+            try:
+                c1,c2,c3,c4,c5 = [unistr(x) for x in line.split(';')[:-1]]
+            except RangeError:
+                # Skip unsupported characters;
+                # try atleast adding c1 if we are in part1
+                if part == "@Part1":
+                    try:
+                        c1 = unistr(line.split(';')[0])
+                    except RangeError:
+                        pass
+                    else:
+                        part1_data[c1] = 1
+                continue
 
-def test_main():
-    part1_data = {}
-    for line in open_urlresource(TESTDATAURL):
-        if '#' in line:
-            line = line.split('#')[0]
-        line = line.strip()
-        if not line:
-            continue
-        if line.startswith("@Part"):
-            part = line.split()[0]
-            continue
-        if part == "@Part3":
-            # XXX we don't support PRI #29 yet, so skip these tests for now
-            continue
-        try:
-            c1,c2,c3,c4,c5 = [unistr(x) for x in line.split(';')[:-1]]
-        except RangeError:
-            # Skip unsupported characters;
-            # try atleast adding c1 if we are in part1
-            if part == "@Part1":
-                try:
-                    c1=unistr(line.split(';')[0])
-                except RangeError:
-                    pass
-                else:
-                    part1_data[c1] = 1
-            continue
+            # Perform tests
+            self.failUnless(c2 ==  NFC(c1) ==  NFC(c2) ==  NFC(c3), line)
+            self.failUnless(c4 ==  NFC(c4) ==  NFC(c5), line)
+            self.failUnless(c3 ==  NFD(c1) ==  NFD(c2) ==  NFD(c3), line)
+            self.failUnless(c5 ==  NFD(c4) ==  NFD(c5), line)
+            self.failUnless(c4 == NFKC(c1) == NFKC(c2) == \
+                            NFKC(c3) == NFKC(c4) == NFKC(c5),
+                            line)
+            self.failUnless(c5 == NFKD(c1) == NFKD(c2) == \
+                            NFKD(c3) == NFKD(c4) == NFKD(c5),
+                            line)
 
-        if verbose:
-            print line
+            # Record part 1 data
+            if part == "@Part1":
+                part1_data[c1] = 1
 
-        # Perform tests
-        verify(c2 ==  NFC(c1) ==  NFC(c2) ==  NFC(c3), line)
-        verify(c4 ==  NFC(c4) ==  NFC(c5), line)
-        verify(c3 ==  NFD(c1) ==  NFD(c2) ==  NFD(c3), line)
-        verify(c5 ==  NFD(c4) ==  NFD(c5), line)
-        verify(c4 == NFKC(c1) == NFKC(c2) == NFKC(c3) == NFKC(c4) == NFKC(c5),
-               line)
-        verify(c5 == NFKD(c1) == NFKD(c2) == NFKD(c3) == NFKD(c4) == NFKD(c5),
-               line)
+        # Perform tests for all other data
+        for c in range(sys.maxunicode+1):
+            X = unichr(c)
+            if X in part1_data:
+                continue
+            self.failUnless(X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X), c)
 
-        # Record part 1 data
-        if part == "@Part1":
-            part1_data[c1] = 1
+    def test_bug_834676(self):
+        # Check for bug 834676
+        normalize('NFC', u'\ud55c\uae00')
 
-    # Perform tests for all other data
-    for c in range(sys.maxunicode+1):
-        X = unichr(c)
-        if X in part1_data:
-            continue
-        assert X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X), c
 
-    # Check for bug 834676
-    normalize('NFC',u'\ud55c\uae00')
+def test_main():
+    run_unittest(NormalizationTest)
 
 if __name__ == "__main__":
     test_main()