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svn+ssh://pythondev@svn.python.org/python/trunk ........ r67320 | benjamin.peterson | 2008-11-21 16:27:24 -0600 (Fri, 21 Nov 2008) | 4 lines don't segfault when \N escapes are used and unicodedata fails to load Fixes #4367 ........
271 lines
9.8 KiB
Python
271 lines
9.8 KiB
Python
""" Test script for the unicodedata module.
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Written by Marc-Andre Lemburg (mal@lemburg.com).
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(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
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"""
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import sys
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import unittest
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import hashlib
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import subprocess
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import test.support
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encoding = 'utf-8'
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### Run tests
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class UnicodeMethodsTest(unittest.TestCase):
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# update this, if the database changes
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expectedchecksum = 'aef99984a58c8e1e5363a3175f2ff9608599a93e'
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def test_method_checksum(self):
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h = hashlib.sha1()
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for i in range(65536):
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char = chr(i)
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data = [
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# Predicates (single char)
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"01"[char.isalnum()],
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"01"[char.isalpha()],
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"01"[char.isdecimal()],
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"01"[char.isdigit()],
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"01"[char.islower()],
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"01"[char.isnumeric()],
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"01"[char.isspace()],
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"01"[char.istitle()],
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"01"[char.isupper()],
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# Predicates (multiple chars)
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"01"[(char + 'abc').isalnum()],
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"01"[(char + 'abc').isalpha()],
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"01"[(char + '123').isdecimal()],
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"01"[(char + '123').isdigit()],
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"01"[(char + 'abc').islower()],
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"01"[(char + '123').isnumeric()],
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"01"[(char + ' \t').isspace()],
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"01"[(char + 'abc').istitle()],
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"01"[(char + 'ABC').isupper()],
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# Mappings (single char)
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char.lower(),
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char.upper(),
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char.title(),
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# Mappings (multiple chars)
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(char + 'abc').lower(),
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(char + 'ABC').upper(),
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(char + 'abc').title(),
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(char + 'ABC').title(),
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]
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h.update(''.join(data).encode(encoding))
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result = h.hexdigest()
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self.assertEqual(result, self.expectedchecksum)
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class UnicodeDatabaseTest(unittest.TestCase):
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def setUp(self):
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# In case unicodedata is not available, this will raise an ImportError,
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# but the other test cases will still be run
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import unicodedata
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self.db = unicodedata
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def tearDown(self):
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del self.db
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class UnicodeFunctionsTest(UnicodeDatabaseTest):
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# update this, if the database changes
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expectedchecksum = '3136d5afd787dc2bcb1bdcac95e385349fbebbca'
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def test_function_checksum(self):
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data = []
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h = hashlib.sha1()
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for i in range(0x10000):
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char = chr(i)
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data = [
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# Properties
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str(self.db.digit(char, -1)),
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str(self.db.numeric(char, -1)),
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str(self.db.decimal(char, -1)),
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self.db.category(char),
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self.db.bidirectional(char),
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self.db.decomposition(char),
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str(self.db.mirrored(char)),
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str(self.db.combining(char)),
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]
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h.update(''.join(data).encode("ascii"))
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result = h.hexdigest()
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self.assertEqual(result, self.expectedchecksum)
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def test_digit(self):
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self.assertEqual(self.db.digit('A', None), None)
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self.assertEqual(self.db.digit('9'), 9)
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self.assertEqual(self.db.digit('\u215b', None), None)
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self.assertEqual(self.db.digit('\u2468'), 9)
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self.assertEqual(self.db.digit('\U00020000', None), None)
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self.assertRaises(TypeError, self.db.digit)
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self.assertRaises(TypeError, self.db.digit, 'xx')
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self.assertRaises(ValueError, self.db.digit, 'x')
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def test_numeric(self):
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self.assertEqual(self.db.numeric('A',None), None)
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self.assertEqual(self.db.numeric('9'), 9)
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self.assertEqual(self.db.numeric('\u215b'), 0.125)
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self.assertEqual(self.db.numeric('\u2468'), 9.0)
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self.assertEqual(self.db.numeric('\U00020000', None), None)
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self.assertRaises(TypeError, self.db.numeric)
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self.assertRaises(TypeError, self.db.numeric, 'xx')
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self.assertRaises(ValueError, self.db.numeric, 'x')
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def test_decimal(self):
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self.assertEqual(self.db.decimal('A',None), None)
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self.assertEqual(self.db.decimal('9'), 9)
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self.assertEqual(self.db.decimal('\u215b', None), None)
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self.assertEqual(self.db.decimal('\u2468', None), None)
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self.assertEqual(self.db.decimal('\U00020000', None), None)
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self.assertRaises(TypeError, self.db.decimal)
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self.assertRaises(TypeError, self.db.decimal, 'xx')
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self.assertRaises(ValueError, self.db.decimal, 'x')
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def test_category(self):
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self.assertEqual(self.db.category('\uFFFE'), 'Cn')
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self.assertEqual(self.db.category('a'), 'Ll')
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self.assertEqual(self.db.category('A'), 'Lu')
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self.assertEqual(self.db.category('\U00020000'), 'Lo')
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self.assertRaises(TypeError, self.db.category)
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self.assertRaises(TypeError, self.db.category, 'xx')
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def test_bidirectional(self):
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self.assertEqual(self.db.bidirectional('\uFFFE'), '')
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self.assertEqual(self.db.bidirectional(' '), 'WS')
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self.assertEqual(self.db.bidirectional('A'), 'L')
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self.assertEqual(self.db.bidirectional('\U00020000'), 'L')
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self.assertRaises(TypeError, self.db.bidirectional)
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self.assertRaises(TypeError, self.db.bidirectional, 'xx')
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def test_decomposition(self):
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self.assertEqual(self.db.decomposition('\uFFFE'),'')
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self.assertEqual(self.db.decomposition('\u00bc'), '<fraction> 0031 2044 0034')
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self.assertRaises(TypeError, self.db.decomposition)
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self.assertRaises(TypeError, self.db.decomposition, 'xx')
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def test_mirrored(self):
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self.assertEqual(self.db.mirrored('\uFFFE'), 0)
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self.assertEqual(self.db.mirrored('a'), 0)
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self.assertEqual(self.db.mirrored('\u2201'), 1)
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self.assertEqual(self.db.mirrored('\U00020000'), 0)
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self.assertRaises(TypeError, self.db.mirrored)
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self.assertRaises(TypeError, self.db.mirrored, 'xx')
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def test_combining(self):
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self.assertEqual(self.db.combining('\uFFFE'), 0)
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self.assertEqual(self.db.combining('a'), 0)
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self.assertEqual(self.db.combining('\u20e1'), 230)
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self.assertEqual(self.db.combining('\U00020000'), 0)
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self.assertRaises(TypeError, self.db.combining)
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self.assertRaises(TypeError, self.db.combining, 'xx')
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def test_normalize(self):
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self.assertRaises(TypeError, self.db.normalize)
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self.assertRaises(ValueError, self.db.normalize, 'unknown', 'xx')
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self.assertEqual(self.db.normalize('NFKC', ''), '')
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# The rest can be found in test_normalization.py
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# which requires an external file.
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def test_east_asian_width(self):
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eaw = self.db.east_asian_width
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self.assertRaises(TypeError, eaw, b'a')
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self.assertRaises(TypeError, eaw, bytearray())
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self.assertRaises(TypeError, eaw, '')
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self.assertRaises(TypeError, eaw, 'ra')
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self.assertEqual(eaw('\x1e'), 'N')
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self.assertEqual(eaw('\x20'), 'Na')
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self.assertEqual(eaw('\uC894'), 'W')
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self.assertEqual(eaw('\uFF66'), 'H')
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self.assertEqual(eaw('\uFF1F'), 'F')
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self.assertEqual(eaw('\u2010'), 'A')
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self.assertEqual(eaw('\U00020000'), 'W')
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class UnicodeMiscTest(UnicodeDatabaseTest):
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def test_failed_import_during_compiling(self):
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# Issue 4367
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# Decoding \N escapes requires the unicodedata module. If it can't be
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# imported, we shouldn't segfault.
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# This program should raise a SyntaxError in the eval.
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code = "import sys;" \
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"sys.modules['unicodedata'] = None;" \
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"""eval("'\\\\N{SOFT HYPHEN}'")"""
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args = [sys.executable, "-c", code]
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# We use a subprocess because the unicodedata module may already have
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# been loaded in this process.
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popen = subprocess.Popen(args, stderr=subprocess.PIPE)
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popen.wait()
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self.assertEqual(popen.returncode, 1)
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error = "SyntaxError: (unicode error) \\N escapes not supported " \
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"(can't load unicodedata module)"
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self.assertTrue(error in popen.stderr.read().decode("ascii"))
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def test_decimal_numeric_consistent(self):
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# Test that decimal and numeric are consistent,
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# i.e. if a character has a decimal value,
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# its numeric value should be the same.
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count = 0
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for i in range(0x10000):
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c = chr(i)
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dec = self.db.decimal(c, -1)
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if dec != -1:
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self.assertEqual(dec, self.db.numeric(c))
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count += 1
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self.assert_(count >= 10) # should have tested at least the ASCII digits
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def test_digit_numeric_consistent(self):
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# Test that digit and numeric are consistent,
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# i.e. if a character has a digit value,
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# its numeric value should be the same.
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count = 0
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for i in range(0x10000):
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c = chr(i)
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dec = self.db.digit(c, -1)
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if dec != -1:
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self.assertEqual(dec, self.db.numeric(c))
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count += 1
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self.assert_(count >= 10) # should have tested at least the ASCII digits
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def test_bug_1704793(self):
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self.assertEquals(self.db.lookup("GOTHIC LETTER FAIHU"), '\U00010346')
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def test_ucd_510(self):
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import unicodedata
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# In UCD 5.1.0, a mirrored property changed wrt. UCD 3.2.0
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self.assert_(unicodedata.mirrored("\u0f3a"))
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self.assert_(not unicodedata.ucd_3_2_0.mirrored("\u0f3a"))
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# Also, we now have two ways of representing
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# the upper-case mapping: as delta, or as absolute value
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self.assert_("a".upper()=='A')
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self.assert_("\u1d79".upper()=='\ua77d')
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def test_main():
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test.support.run_unittest(
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UnicodeMiscTest,
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UnicodeMethodsTest,
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UnicodeFunctionsTest
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)
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if __name__ == "__main__":
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test_main()
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