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annotate Lib/test/test_normalization.py @ 48416:fb02fedfe647

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Merged revisions 64677 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r64677 | brett.cannon | 2008-07-02 14:52:42 -0700 (Wed, 02 Jul 2008) | 2 lines Revert r64673 and instead just change the file encoding. ........
author Brett Cannon <bcannon@gmail.com>
date Wed, 02 Jul 2008 22:06:12 +0000
parents 9c930a32cebb
children 25f14128a97c
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
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7
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8 TESTDATAFILE = "NormalizationTest.txt"
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9 TESTDATAURL = "http://www.unicode.org/Public/4.1.0/ucd/" + TESTDATAFILE
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10
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11 class RangeError(Exception):
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12 pass
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13
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14 def NFC(str):
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15 return normalize("NFC", str)
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16
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17 def NFKC(str):
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18 return normalize("NFKC", str)
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19
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20 def NFD(str):
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21 return normalize("NFD", str)
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22
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23 def NFKD(str):
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24 return normalize("NFKD", str)
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25
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26 def unistr(data):
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27 data = [int(x, 16) for x in data.split(" ")]
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28 for x in data:
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29 if x > sys.maxunicode:
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30 raise RangeError
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31 return "".join([chr(x) for x in data])
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32
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33 class NormalizationTest(unittest.TestCase):
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34 def test_main(self):
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35 part1_data = {}
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36 for line in open_urlresource(TESTDATAURL, encoding="utf-8"):
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37 if '#' in line:
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38 line = line.split('#')[0]
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39 line = line.strip()
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40 if not line:
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41 continue
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42 if line.startswith("@Part"):
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43 part = line.split()[0]
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44 continue
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45 if part == "@Part3":
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46 # XXX we don't support PRI #29 yet, so skip these tests for now
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47 continue
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48 try:
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49 c1,c2,c3,c4,c5 = [unistr(x) for x in line.split(';')[:-1]]
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50 except RangeError:
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51 # Skip unsupported characters;
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52 # try atleast adding c1 if we are in part1
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53 if part == "@Part1":
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54 try:
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55 c1 = unistr(line.split(';')[0])
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56 except RangeError:
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57 pass
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58 else:
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59 part1_data[c1] = 1
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60 continue
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61
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62 # Perform tests
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63 self.failUnless(c2 == NFC(c1) == NFC(c2) == NFC(c3), line)
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64 self.failUnless(c4 == NFC(c4) == NFC(c5), line)
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65 self.failUnless(c3 == NFD(c1) == NFD(c2) == NFD(c3), line)
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66 self.failUnless(c5 == NFD(c4) == NFD(c5), line)
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67 self.failUnless(c4 == NFKC(c1) == NFKC(c2) == \
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68 NFKC(c3) == NFKC(c4) == NFKC(c5),
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69 line)
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70 self.failUnless(c5 == NFKD(c1) == NFKD(c2) == \
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71 NFKD(c3) == NFKD(c4) == NFKD(c5),
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72 line)
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73
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74 # Record part 1 data
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75 if part == "@Part1":
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76 part1_data[c1] = 1
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77
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78 # Perform tests for all other data
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79 for c in range(sys.maxunicode+1):
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80 X = chr(c)
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81 if X in part1_data:
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82 continue
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83 self.failUnless(X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X), c)
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84
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85 def test_bug_834676(self):
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86 # Check for bug 834676
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87 normalize('NFC', '\ud55c\uae00')
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88
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89
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90 def test_main():
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91 # Hit the exception early
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92 open_urlresource(TESTDATAURL)
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93 run_unittest(NormalizationTest)
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94
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95 if __name__ == "__main__":
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96 test_main()