""" Test script for the unicodedata module.
Written by Marc-Andre Lemburg (mal@lemburg.com).
(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
"""
import sys
import unittest
import hashlib
from test.support import script_helper
encoding = 'utf-8'
errors = 'surrogatepass'
### Run tests
class UnicodeMethodsTest(unittest.TestCase):
# update this, if the database changes
expectedchecksum = '9129d6f2bdf008a81c2476e5b5127014a62130c1'
def test_method_checksum(self):
h = hashlib.sha1()
for i in range(0x10000):
char = chr(i)
data = [
# Predicates (single char)
"01"[char.isalnum()],
"01"[char.isalpha()],
"01"[char.isdecimal()],
"01"[char.isdigit()],
"01"[char.islower()],
"01"[char.isnumeric()],
"01"[char.isspace()],
"01"[char.istitle()],
"01"[char.isupper()],
# Predicates (multiple chars)
"01"[(char + 'abc').isalnum()],
"01"[(char + 'abc').isalpha()],
"01"[(char + '123').isdecimal()],
"01"[(char + '123').isdigit()],
"01"[(char + 'abc').islower()],
"01"[(char + '123').isnumeric()],
"01"[(char + ' \t').isspace()],
"01"[(char + 'abc').istitle()],
"01"[(char + 'ABC').isupper()],
# Mappings (single char)
char.lower(),
char.upper(),
char.title(),
# Mappings (multiple chars)
(char + 'abc').lower(),
(char + 'ABC').upper(),
(char + 'abc').title(),
(char + 'ABC').title(),
]
h.update(''.join(data).encode(encoding, errors))
result = h.hexdigest()
self.assertEqual(result, self.expectedchecksum)
class UnicodeDatabaseTest(unittest.TestCase):
def setUp(self):
# In case unicodedata is not available, this will raise an ImportError,
# but the other test cases will still be run
import unicodedata
self.db = unicodedata
def tearDown(self):
del self.db
class UnicodeFunctionsTest(UnicodeDatabaseTest):
# Update this if the database changes. Make sure to do a full rebuild
# (e.g. 'make distclean && make') to get the correct checksum.
expectedchecksum = 'c44a49ca7c5cb6441640fe174ede604b45028652'
def test_function_checksum(self):
data = []
h = hashlib.sha1()
for i in range(0x10000):
char = chr(i)
data = [
# Properties
format(self.db.digit(char, -1), '.12g'),
format(self.db.numeric(char, -1), '.12g'),
format(self.db.decimal(char, -1), '.12g'),
self.db.category(char),
self.db.bidirectional(char),
self.db.decomposition(char),
str(self.db.mirrored(char)),
str(self.db.combining(char)),
]
h.update(''.join(data).encode("ascii"))
result = h.hexdigest()
self.assertEqual(result, self.expectedchecksum)
def test_digit(self):
self.assertEqual(self.db.digit('A', None), None)
self.assertEqual(self.db.digit('9'), 9)
self.assertEqual(self.db.digit('\u215b', None), None)
self.assertEqual(self.db.digit('\u2468'), 9)
self.assertEqual(self.db.digit('\U00020000', None), None)
self.assertEqual(self.db.digit('\U0001D7FD'), 7)
self.assertRaises(TypeError, self.db.digit)
self.assertRaises(TypeError, self.db.digit, 'xx')
self.assertRaises(ValueError, self.db.digit, 'x')
def test_numeric(self):
self.assertEqual(self.db.numeric('A',None), None)
self.assertEqual(self.db.numeric('9'), 9)
self.assertEqual(self.db.numeric('\u215b'), 0.125)
self.assertEqual(self.db.numeric('\u2468'), 9.0)
self.assertEqual(self.db.numeric('\ua627'), 7.0)
self.assertEqual(self.db.numeric('\U00020000', None), None)
self.assertEqual(self.db.numeric('\U0001012A'), 9000)
self.assertRaises(TypeError, self.db.numeric)
self.assertRaises(TypeError, self.db.numeric, 'xx')
self.assertRaises(ValueError, self.db.numeric, 'x')
def test_decimal(self):
self.assertEqual(self.db.decimal('A',None), None)
self.assertEqual(self.db.decimal('9'), 9)
self.assertEqual(self.db.decimal('\u215b', None), None)
self.assertEqual(self.db.decimal('\u2468', None), None)
self.assertEqual(self.db.decimal('\U00020000', None), None)
self.assertEqual(self.db.decimal('\U0001D7FD'), 7)
self.assertRaises(TypeError, self.db.decimal)
self.assertRaises(TypeError, self.db.decimal, 'xx')
self.assertRaises(ValueError, self.db.decimal, 'x')
def test_category(self):
self.assertEqual(self.db.category('\uFFFE'), 'Cn')
self.assertEqual(self.db.category('a'), 'Ll')
self.assertEqual(self.db.category('A'), 'Lu')
self.assertEqual(self.db.category('\U00020000'), 'Lo')
self.assertEqual(self.db.category('\U0001012A'), 'No')
self.assertRaises(TypeError, self.db.category)
self.assertRaises(TypeError, self.db.category, 'xx')
def test_bidirectional(self):
self.assertEqual(self.db.bidirectional('\uFFFE'), '')
self.assertEqual(self.db.bidirectional(' '), 'WS')
self.assertEqual(self.db.bidirectional('A'), 'L')
self.assertEqual(self.db.bidirectional('\U00020000'), 'L')
self.assertRaises(TypeError, self.db.bidirectional)
self.assertRaises(TypeError, self.db.bidirectional, 'xx')
def test_decomposition(self):
self.assertEqual(self.db.decomposition('\uFFFE'),'')
self.assertEqual(self.db.decomposition('\u00bc'), '<fraction> 0031 2044 0034')
self.assertRaises(TypeError, self.db.decomposition)
self.assertRaises(TypeError, self.db.decomposition, 'xx')
def test_mirrored(self):
self.assertEqual(self.db.mirrored('\uFFFE'), 0)
self.assertEqual(self.db.mirrored('a'), 0)
self.assertEqual(self.db.mirrored('\u2201'), 1)
self.assertEqual(self.db.mirrored('\U00020000'), 0)
self.assertRaises(TypeError, self.db.mirrored)
self.assertRaises(TypeError, self.db.mirrored, 'xx')
def test_combining(self):
self.assertEqual(self.db.combining('\uFFFE'), 0)
self.assertEqual(self.db.combining('a'), 0)
self.assertEqual(self.db.combining('\u20e1'), 230)
self.assertEqual(self.db.combining('\U00020000'), 0)
self.assertRaises(TypeError, self.db.combining)
self.assertRaises(TypeError, self.db.combining, 'xx')
def test_normalize(self):
self.assertRaises(TypeError, self.db.normalize)
self.assertRaises(ValueError, self.db.normalize, 'unknown', 'xx')
self.assertEqual(self.db.normalize('NFKC', ''), '')
# The rest can be found in test_normalization.py
# which requires an external file.
def test_pr29(self):
# http://www.unicode.org/review/pr-29.html
# See issues #1054943 and #10254.
composed = ("\u0b47\u0300\u0b3e", "\u1100\u0300\u1161",
'Li\u030dt-s\u1e73\u0301',
'\u092e\u093e\u0930\u094d\u0915 \u091c\u093c'
+ '\u0941\u0915\u0947\u0930\u092c\u0930\u094d\u0917',
'\u0915\u093f\u0930\u094d\u0917\u093f\u091c\u093c'
+ '\u0938\u094d\u0924\u093e\u0928')
for text in composed:
self.assertEqual(self.db.normalize('NFC', text), text)
def test_issue10254(self):
# Crash reported in #10254
a = 'C\u0338' * 20 + 'C\u0327'
b = 'C\u0338' * 20 + '\xC7'
self.assertEqual(self.db.normalize('NFC', a), b)
def test_issue29456(self):
# Fix #29456
u1176_str_a = '\u1100\u1176\u11a8'
u1176_str_b = '\u1100\u1176\u11a8'
u11a7_str_a = '\u1100\u1175\u11a7'
u11a7_str_b = '\uae30\u11a7'
u11c3_str_a = '\u1100\u1175\u11c3'
u11c3_str_b = '\uae30\u11c3'
self.assertEqual(self.db.normalize('NFC', u1176_str_a), u1176_str_b)
self.assertEqual(self.db.normalize('NFC', u11a7_str_a), u11a7_str_b)
self.assertEqual(self.db.normalize('NFC', u11c3_str_a), u11c3_str_b)
# For tests of unicodedata.is_normalized / self.db.is_normalized ,
# see test_normalization.py .
def test_east_asian_width(self):
eaw = self.db.east_asian_width
self.assertRaises(TypeError, eaw, b'a')
self.assertRaises(TypeError, eaw, bytearray())
self.assertRaises(TypeError, eaw, '')
self.assertRaises(TypeError, eaw, 'ra')
self.assertEqual(eaw('\x1e'), 'N')
self.assertEqual(eaw('\x20'), 'Na')
self.assertEqual(eaw('\uC894'), 'W')
self.assertEqual(eaw('\uFF66'), 'H')
self.assertEqual(eaw('\uFF1F'), 'F')
self.assertEqual(eaw('\u2010'), 'A')
self.assertEqual(eaw('\U00020000'), 'W')
def test_east_asian_width_9_0_changes(self):
self.assertEqual(self.db.ucd_3_2_0.east_asian_width('\u231a'), 'N')
self.assertEqual(self.db.east_asian_width('\u231a'), 'W')
class UnicodeMiscTest(UnicodeDatabaseTest):
def test_failed_import_during_compiling(self):
# Issue 4367
# Decoding \N escapes requires the unicodedata module. If it can't be
# imported, we shouldn't segfault.
# This program should raise a SyntaxError in the eval.
code = "import sys;" \
"sys.modules['unicodedata'] = None;" \
"""eval("'\\\\N{SOFT HYPHEN}'")"""
# We use a separate process because the unicodedata module may already
# have been loaded in this process.
result = script_helper.assert_python_failure("-c", code)
error = "SyntaxError: (unicode error) \\N escapes not supported " \
"(can't load unicodedata module)"
self.assertIn(error, result.err.decode("ascii"))
def test_decimal_numeric_consistent(self):
# Test that decimal and numeric are consistent,
# i.e. if a character has a decimal value,
# its numeric value should be the same.
count = 0
for i in range(0x10000):
c = chr(i)
dec = self.db.decimal(c, -1)
if dec != -1:
self.assertEqual(dec, self.db.numeric(c))
count += 1
self.assertTrue(count >= 10) # should have tested at least the ASCII digits
def test_digit_numeric_consistent(self):
# Test that digit and numeric are consistent,
# i.e. if a character has a digit value,
# its numeric value should be the same.
count = 0
for i in range(0x10000):
c = chr(i)
dec = self.db.digit(c, -1)
if dec != -1:
self.assertEqual(dec, self.db.numeric(c))
count += 1
self.assertTrue(count >= 10) # should have tested at least the ASCII digits
def test_bug_1704793(self):
self.assertEqual(self.db.lookup("GOTHIC LETTER FAIHU"), '\U00010346')
def test_ucd_510(self):
import unicodedata
# In UCD 5.1.0, a mirrored property changed wrt. UCD 3.2.0
self.assertTrue(unicodedata.mirrored("\u0f3a"))
self.assertTrue(not unicodedata.ucd_3_2_0.mirrored("\u0f3a"))
# Also, we now have two ways of representing
# the upper-case mapping: as delta, or as absolute value
self.assertTrue("a".upper()=='A')
self.assertTrue("\u1d79".upper()=='\ua77d')
self.assertTrue(".".upper()=='.')
def test_bug_5828(self):
self.assertEqual("\u1d79".lower(), "\u1d79")
# Only U+0000 should have U+0000 as its upper/lower/titlecase variant
self.assertEqual(
[
c for c in range(sys.maxunicode+1)
if "\x00" in chr(c).lower()+chr(c).upper()+chr(c).title()
],
[0]
)
def test_bug_4971(self):
# LETTER DZ WITH CARON: DZ, Dz, dz
self.assertEqual("\u01c4".title(), "\u01c5")
self.assertEqual("\u01c5".title(), "\u01c5")
self.assertEqual("\u01c6".title(), "\u01c5")
def test_linebreak_7643(self):
for i in range(0x10000):
lines = (chr(i) + 'A').splitlines()
if i in (0x0a, 0x0b, 0x0c, 0x0d, 0x85,
0x1c, 0x1d, 0x1e, 0x2028, 0x2029):
self.assertEqual(len(lines), 2,
r"\u%.4x should be a linebreak" % i)
else:
self.assertEqual(len(lines), 1,
r"\u%.4x should not be a linebreak" % i)
if __name__ == "__main__":
unittest.main()