mirror of
https://github.com/SickGear/SickGear.git
synced 2024-12-18 08:43:37 +00:00
154 lines
6.4 KiB
Python
154 lines
6.4 KiB
Python
|
# coding: utf-8
|
|||
|
|
"""
|
|||
|
|
|
|||
|
|
webencodings.tests
|
|||
|
|
~~~~~~~~~~~~~~~~~~
|
|||
|
|
|
|||
|
|
A basic test suite for Encoding.
|
|||
|
|
|
|||
|
|
:copyright: Copyright 2012 by Simon Sapin
|
|||
|
|
:license: BSD, see LICENSE for details.
|
|||
|
|
|
|||
|
|
"""
|
|||
|
|
|
|||
|
|
from __future__ import unicode_literals
|
|||
|
|
|
|||
|
|
from . import (lookup, LABELS, decode, encode, iter_decode, iter_encode,
|
|||
|
|
IncrementalDecoder, IncrementalEncoder, UTF8)
|
|||
|
|
|
|||
|
|
|
|||
|
|
def assert_raises(exception, function, *args, **kwargs):
|
|||
|
|
try:
|
|||
|
|
function(*args, **kwargs)
|
|||
|
|
except exception:
|
|||
|
|
return
|
|||
|
|
else: # pragma: no cover
|
|||
|
|
raise AssertionError('Did not raise %s.' % exception)
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_labels():
|
|||
|
|
assert lookup('utf-8').name == 'utf-8'
|
|||
|
|
assert lookup('Utf-8').name == 'utf-8'
|
|||
|
|
assert lookup('UTF-8').name == 'utf-8'
|
|||
|
|
assert lookup('utf8').name == 'utf-8'
|
|||
|
|
assert lookup('utf8').name == 'utf-8'
|
|||
|
|
assert lookup('utf8 ').name == 'utf-8'
|
|||
|
|
assert lookup(' \r\nutf8\t').name == 'utf-8'
|
|||
|
|
assert lookup('u8') is None # Python label.
|
|||
|
|
assert lookup('utf-8 ') is None # Non-ASCII white space.
|
|||
|
|
|
|||
|
|
assert lookup('US-ASCII').name == 'windows-1252'
|
|||
|
|
assert lookup('iso-8859-1').name == 'windows-1252'
|
|||
|
|
assert lookup('latin1').name == 'windows-1252'
|
|||
|
|
assert lookup('LATIN1').name == 'windows-1252'
|
|||
|
|
assert lookup('latin-1') is None
|
|||
|
|
assert lookup('LATİN1') is None # ASCII-only case insensitivity.
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_all_labels():
|
|||
|
|
for label in LABELS:
|
|||
|
|
assert decode(b'', label) == ('', lookup(label))
|
|||
|
|
assert encode('', label) == b''
|
|||
|
|
for repeat in [0, 1, 12]:
|
|||
|
|
output, _ = iter_decode([b''] * repeat, label)
|
|||
|
|
assert list(output) == []
|
|||
|
|
assert list(iter_encode([''] * repeat, label)) == []
|
|||
|
|
decoder = IncrementalDecoder(label)
|
|||
|
|
assert decoder.decode(b'') == ''
|
|||
|
|
assert decoder.decode(b'', final=True) == ''
|
|||
|
|
encoder = IncrementalEncoder(label)
|
|||
|
|
assert encoder.encode('') == b''
|
|||
|
|
assert encoder.encode('', final=True) == b''
|
|||
|
|
# All encoding names are valid labels too:
|
|||
|
|
for name in set(LABELS.values()):
|
|||
|
|
assert lookup(name).name == name
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_invalid_label():
|
|||
|
|
assert_raises(LookupError, decode, b'\xEF\xBB\xBF\xc3\xa9', 'invalid')
|
|||
|
|
assert_raises(LookupError, encode, 'é', 'invalid')
|
|||
|
|
assert_raises(LookupError, iter_decode, [], 'invalid')
|
|||
|
|
assert_raises(LookupError, iter_encode, [], 'invalid')
|
|||
|
|
assert_raises(LookupError, IncrementalDecoder, 'invalid')
|
|||
|
|
assert_raises(LookupError, IncrementalEncoder, 'invalid')
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_decode():
|
|||
|
|
assert decode(b'\x80', 'latin1') == ('€', lookup('latin1'))
|
|||
|
|
assert decode(b'\x80', lookup('latin1')) == ('€', lookup('latin1'))
|
|||
|
|
assert decode(b'\xc3\xa9', 'utf8') == ('é', lookup('utf8'))
|
|||
|
|
assert decode(b'\xc3\xa9', UTF8) == ('é', lookup('utf8'))
|
|||
|
|
assert decode(b'\xc3\xa9', 'ascii') == ('é', lookup('ascii'))
|
|||
|
|
assert decode(b'\xEF\xBB\xBF\xc3\xa9', 'ascii') == ('é', lookup('utf8')) # UTF-8 with BOM
|
|||
|
|
|
|||
|
|
assert decode(b'\xFE\xFF\x00\xe9', 'ascii') == ('é', lookup('utf-16be')) # UTF-16-BE with BOM
|
|||
|
|
assert decode(b'\xFF\xFE\xe9\x00', 'ascii') == ('é', lookup('utf-16le')) # UTF-16-LE with BOM
|
|||
|
|
assert decode(b'\xFE\xFF\xe9\x00', 'ascii') == ('\ue900', lookup('utf-16be'))
|
|||
|
|
assert decode(b'\xFF\xFE\x00\xe9', 'ascii') == ('\ue900', lookup('utf-16le'))
|
|||
|
|
|
|||
|
|
assert decode(b'\x00\xe9', 'UTF-16BE') == ('é', lookup('utf-16be'))
|
|||
|
|
assert decode(b'\xe9\x00', 'UTF-16LE') == ('é', lookup('utf-16le'))
|
|||
|
|
assert decode(b'\xe9\x00', 'UTF-16') == ('é', lookup('utf-16le'))
|
|||
|
|
|
|||
|
|
assert decode(b'\xe9\x00', 'UTF-16BE') == ('\ue900', lookup('utf-16be'))
|
|||
|
|
assert decode(b'\x00\xe9', 'UTF-16LE') == ('\ue900', lookup('utf-16le'))
|
|||
|
|
assert decode(b'\x00\xe9', 'UTF-16') == ('\ue900', lookup('utf-16le'))
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_encode():
|
|||
|
|
assert encode('é', 'latin1') == b'\xe9'
|
|||
|
|
assert encode('é', 'utf8') == b'\xc3\xa9'
|
|||
|
|
assert encode('é', 'utf8') == b'\xc3\xa9'
|
|||
|
|
assert encode('é', 'utf-16') == b'\xe9\x00'
|
|||
|
|
assert encode('é', 'utf-16le') == b'\xe9\x00'
|
|||
|
|
assert encode('é', 'utf-16be') == b'\x00\xe9'
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_iter_decode():
|
|||
|
|
def iter_decode_to_string(input, fallback_encoding):
|
|||
|
|
output, _encoding = iter_decode(input, fallback_encoding)
|
|||
|
|
return ''.join(output)
|
|||
|
|
assert iter_decode_to_string([], 'latin1') == ''
|
|||
|
|
assert iter_decode_to_string([b''], 'latin1') == ''
|
|||
|
|
assert iter_decode_to_string([b'\xe9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([b'hello'], 'latin1') == 'hello'
|
|||
|
|
assert iter_decode_to_string([b'he', b'llo'], 'latin1') == 'hello'
|
|||
|
|
assert iter_decode_to_string([b'hell', b'o'], 'latin1') == 'hello'
|
|||
|
|
assert iter_decode_to_string([b'\xc3\xa9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([b'\xEF\xBB\xBF\xc3\xa9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([
|
|||
|
|
b'\xEF\xBB\xBF', b'\xc3', b'\xa9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([
|
|||
|
|
b'\xEF\xBB\xBF', b'a', b'\xc3'], 'latin1') == 'a\uFFFD'
|
|||
|
|
assert iter_decode_to_string([
|
|||
|
|
b'', b'\xEF', b'', b'', b'\xBB\xBF\xc3', b'\xa9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([b'\xEF\xBB\xBF'], 'latin1') == ''
|
|||
|
|
assert iter_decode_to_string([b'\xEF\xBB'], 'latin1') == 'ï»'
|
|||
|
|
assert iter_decode_to_string([b'\xFE\xFF\x00\xe9'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([b'\xFF\xFE\xe9\x00'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([
|
|||
|
|
b'', b'\xFF', b'', b'', b'\xFE\xe9', b'\x00'], 'latin1') == 'é'
|
|||
|
|
assert iter_decode_to_string([
|
|||
|
|
b'', b'h\xe9', b'llo'], 'x-user-defined') == 'h\uF7E9llo'
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_iter_encode():
|
|||
|
|
assert b''.join(iter_encode([], 'latin1')) == b''
|
|||
|
|
assert b''.join(iter_encode([''], 'latin1')) == b''
|
|||
|
|
assert b''.join(iter_encode(['é'], 'latin1')) == b'\xe9'
|
|||
|
|
assert b''.join(iter_encode(['', 'é', '', ''], 'latin1')) == b'\xe9'
|
|||
|
|
assert b''.join(iter_encode(['', 'é', '', ''], 'utf-16')) == b'\xe9\x00'
|
|||
|
|
assert b''.join(iter_encode(['', 'é', '', ''], 'utf-16le')) == b'\xe9\x00'
|
|||
|
|
assert b''.join(iter_encode(['', 'é', '', ''], 'utf-16be')) == b'\x00\xe9'
|
|||
|
|
assert b''.join(iter_encode([
|
|||
|
|
'', 'h\uF7E9', '', 'llo'], 'x-user-defined')) == b'h\xe9llo'
|
|||
|
|
|
|||
|
|
|
|||
|
|
def test_x_user_defined():
|
|||
|
|
encoded = b'2,\x0c\x0b\x1aO\xd9#\xcb\x0f\xc9\xbbt\xcf\xa8\xca'
|
|||
|
|
decoded = '2,\x0c\x0b\x1aO\uf7d9#\uf7cb\x0f\uf7c9\uf7bbt\uf7cf\uf7a8\uf7ca'
|
|||
|
|
encoded = b'aa'
|
|||
|
|
decoded = 'aa'
|
|||
|
|
assert decode(encoded, 'x-user-defined') == (decoded, lookup('x-user-defined'))
|
|||
|
|
assert encode(decoded, 'x-user-defined') == encoded
|