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316 lines
12 KiB
Python
316 lines
12 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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from test.support import script_helper
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encoding = 'utf-8'
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errors = 'surrogatepass'
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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 = '97a41f208c53d5e08c77c1175187e95386b82b6f'
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def test_method_checksum(self):
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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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# 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, errors))
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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. Make sure to do a full rebuild
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# (e.g. 'make distclean && make') to get the correct checksum.
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expectedchecksum = '4f73278b19c2ec3099724c132f0b90a1d25c19e4'
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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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format(self.db.digit(char, -1), '.12g'),
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format(self.db.numeric(char, -1), '.12g'),
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format(self.db.decimal(char, -1), '.12g'),
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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.assertEqual(self.db.digit('\U0001D7FD'), 7)
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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('\ua627'), 7.0)
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self.assertEqual(self.db.numeric('\U00020000', None), None)
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self.assertEqual(self.db.numeric('\U0001012A'), 9000)
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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.assertEqual(self.db.decimal('\U0001D7FD'), 7)
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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.assertEqual(self.db.category('\U0001012A'), 'No')
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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_pr29(self):
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# http://www.unicode.org/review/pr-29.html
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# See issues #1054943 and #10254.
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composed = ("\u0b47\u0300\u0b3e", "\u1100\u0300\u1161",
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'Li\u030dt-s\u1e73\u0301',
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'\u092e\u093e\u0930\u094d\u0915 \u091c\u093c'
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+ '\u0941\u0915\u0947\u0930\u092c\u0930\u094d\u0917',
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'\u0915\u093f\u0930\u094d\u0917\u093f\u091c\u093c'
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+ '\u0938\u094d\u0924\u093e\u0928')
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for text in composed:
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self.assertEqual(self.db.normalize('NFC', text), text)
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def test_issue10254(self):
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# Crash reported in #10254
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a = 'C\u0338' * 20 + 'C\u0327'
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b = 'C\u0338' * 20 + '\xC7'
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self.assertEqual(self.db.normalize('NFC', a), b)
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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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def test_east_asian_width_9_0_changes(self):
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self.assertEqual(self.db.ucd_3_2_0.east_asian_width('\u231a'), 'N')
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self.assertEqual(self.db.east_asian_width('\u231a'), '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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# We use a separate process because the unicodedata module may already
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# have been loaded in this process.
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result = script_helper.assert_python_failure("-c", code)
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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.assertIn(error, result.err.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.assertTrue(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.assertTrue(count >= 10) # should have tested at least the ASCII digits
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def test_bug_1704793(self):
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self.assertEqual(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.assertTrue(unicodedata.mirrored("\u0f3a"))
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self.assertTrue(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.assertTrue("a".upper()=='A')
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self.assertTrue("\u1d79".upper()=='\ua77d')
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self.assertTrue(".".upper()=='.')
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def test_bug_5828(self):
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self.assertEqual("\u1d79".lower(), "\u1d79")
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# Only U+0000 should have U+0000 as its upper/lower/titlecase variant
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self.assertEqual(
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[
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c for c in range(sys.maxunicode+1)
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if "\x00" in chr(c).lower()+chr(c).upper()+chr(c).title()
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],
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[0]
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)
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def test_bug_4971(self):
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# LETTER DZ WITH CARON: DZ, Dz, dz
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self.assertEqual("\u01c4".title(), "\u01c5")
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self.assertEqual("\u01c5".title(), "\u01c5")
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self.assertEqual("\u01c6".title(), "\u01c5")
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def test_linebreak_7643(self):
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for i in range(0x10000):
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lines = (chr(i) + 'A').splitlines()
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if i in (0x0a, 0x0b, 0x0c, 0x0d, 0x85,
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0x1c, 0x1d, 0x1e, 0x2028, 0x2029):
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self.assertEqual(len(lines), 2,
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r"\u%.4x should be a linebreak" % i)
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else:
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self.assertEqual(len(lines), 1,
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r"\u%.4x should not be a linebreak" % i)
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if __name__ == "__main__":
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unittest.main()
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