Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_normalization.py @ 64166:d0e9febfa00a 3.1

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Merged revisions 84172 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r84172 | martin.v.loewis | 2010-08-18 18:12:23 +0200 (Mi, 18 Aug 2010) | 2 lines Restore GIL in nis_cat in case of error. ........
author Martin v. Löwis <martin@v.loewis.de>
date Thu, 19 Aug 2010 09:03:03 +0000
parents 4580fe0719e7
children a4ec20cc9066
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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9c930a32cebb #2621 rename test.test_support to test.support
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1 from test.support import run_unittest, open_urlresource
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2 import unittest
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3
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4 import sys
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5 import os
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6 from unicodedata import normalize, unidata_version
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7
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8 TESTDATAFILE = "NormalizationTest.txt"
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9 TESTDATAURL = "http://www.unicode.org/Public/" + unidata_version + "/ucd/" + TESTDATAFILE
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10
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11 if os.path.exists(TESTDATAFILE):
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12 f = open(TESTDATAFILE, encoding='utf-8')
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13 l = f.readline()
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14 f.close()
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15 if not unidata_version in l:
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16 os.unlink(TESTDATAFILE)
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17
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18 class RangeError(Exception):
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19 pass
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20
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21 def NFC(str):
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22 return normalize("NFC", str)
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23
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24 def NFKC(str):
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25 return normalize("NFKC", str)
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26
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27 def NFD(str):
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28 return normalize("NFD", str)
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29
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30 def NFKD(str):
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31 return normalize("NFKD", str)
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32
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33 def unistr(data):
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34 data = [int(x, 16) for x in data.split(" ")]
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35 for x in data:
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36 if x > sys.maxunicode:
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37 raise RangeError
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38 return "".join([chr(x) for x in data])
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39
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40 class NormalizationTest(unittest.TestCase):
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41 def test_main(self):
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42 part1_data = {}
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43 # Hit the exception early
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44 try:
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45 open_urlresource(TESTDATAURL, encoding="utf-8")
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46 except IOError:
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47 self.skipTest("Could not retrieve " + TESTDATAURL)
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48 for line in open_urlresource(TESTDATAURL, encoding="utf-8"):
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49 if '#' in line:
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50 line = line.split('#')[0]
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51 line = line.strip()
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52 if not line:
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53 continue
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54 if line.startswith("@Part"):
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55 part = line.split()[0]
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56 continue
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57 if part == "@Part3":
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58 # XXX we don't support PRI #29 yet, so skip these tests for now
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59 continue
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60 try:
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61 c1,c2,c3,c4,c5 = [unistr(x) for x in line.split(';')[:-1]]
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62 except RangeError:
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63 # Skip unsupported characters;
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64 # try atleast adding c1 if we are in part1
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65 if part == "@Part1":
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66 try:
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67 c1 = unistr(line.split(';')[0])
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68 except RangeError:
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69 pass
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70 else:
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71 part1_data[c1] = 1
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72 continue
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73
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74 # Perform tests
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75 self.assertTrue(c2 == NFC(c1) == NFC(c2) == NFC(c3), line)
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76 self.assertTrue(c4 == NFC(c4) == NFC(c5), line)
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77 self.assertTrue(c3 == NFD(c1) == NFD(c2) == NFD(c3), line)
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78 self.assertTrue(c5 == NFD(c4) == NFD(c5), line)
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79 self.assertTrue(c4 == NFKC(c1) == NFKC(c2) == \
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80 NFKC(c3) == NFKC(c4) == NFKC(c5),
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81 line)
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82 self.assertTrue(c5 == NFKD(c1) == NFKD(c2) == \
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83 NFKD(c3) == NFKD(c4) == NFKD(c5),
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84 line)
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85
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86 # Record part 1 data
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87 if part == "@Part1":
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88 part1_data[c1] = 1
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89
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90 # Perform tests for all other data
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91 for c in range(sys.maxunicode+1):
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92 X = chr(c)
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93 if X in part1_data:
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94 continue
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95 self.assertTrue(X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X), c)
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96
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97 def test_bug_834676(self):
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98 # Check for bug 834676
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99 normalize('NFC', '\ud55c\uae00')
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100
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101
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102 def test_main():
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103 run_unittest(NormalizationTest)
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104
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105 if __name__ == "__main__":
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106 test_main()