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class AppTestCodecs:
spaceconfig = dict(usemodules=['_multibytecodec'])
def test_missing_codec(self):
import _codecs_cn
raises(LookupError, _codecs_cn.getcodec, "foobar")
def test_decode_hz(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.decode(b"~{abc}")
assert r == ('\u5f95\u6cef', 6)
def test_strict_error(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.decode(b"~{abc}", "strict")
assert r == ('\u5f95\u6cef', 6)
assert type(r[0]) is str
def test_decode_hz_error(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
e = raises(UnicodeDecodeError, codec.decode, b"~{}").value
assert e.args == ('hz', b'~{}', 2, 3, 'incomplete multibyte sequence')
assert e.encoding == 'hz'
assert e.object == b'~{}' and type(e.object) is bytes
assert e.start == 2
assert e.end == 3
assert e.reason == "incomplete multibyte sequence"
#
e = raises(UnicodeDecodeError, codec.decode, b"~{xyz}").value
assert e.args == ('hz', b'~{xyz}', 2, 3, 'illegal multibyte sequence')
def test_decode_hz_ignore(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.decode(b"def~{}abc", errors='ignore')
assert r == ('def\u5f95', 9)
r = codec.decode(b"def~{}abc", 'ignore')
assert r == ('def\u5f95', 9)
def test_decode_hz_replace(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.decode(b"def~{}abc", errors='replace')
assert r == ('def\ufffd\u5f95\ufffd', 9)
r = codec.decode(b"def~{}abc", 'replace')
assert r == ('def\ufffd\u5f95\ufffd', 9)
def test_decode_custom_error_handler(self):
import codecs
codecs.register_error("test.decode_custom_error_handler",
lambda e: ('\u1234\u5678', e.end))
u = b"abc\xDD".decode("hz", "test.decode_custom_error_handler")
assert u == 'abc\u1234\u5678'
def test_decode_custom_error_handler_overflow(self):
import codecs
import sys
codecs.register_error("test.test_decode_custom_error_handler_overflow",
lambda e: ('', sys.maxsize + 1))
raises((IndexError, OverflowError), b"abc\xDD".decode, "hz",
"test.test_decode_custom_error_handler_overflow")
def test_decode_custom_error_handler_type(self):
import codecs
import sys
codecs.register_error("test.test_decode_custom_error_handler_type",
lambda e: (b'', e.end))
raises(TypeError, b"abc\xDD".decode, "hz",
"test.test_decode_custom_error_handler_type")
def test_decode_custom_error_handler_longindex(self):
import codecs
import sys
codecs.register_error("test.test_decode_custom_error_handler_longindex",
lambda e: ('', sys.maxsize + 1))
raises(IndexError, b"abc\xDD".decode, "hz",
"test.test_decode_custom_error_handler_longindex")
def test_encode_hz(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.encode('\u5f95\u6cef')
assert r == (b'~{abc}~}', 2)
assert type(r[0]) is bytes
def test_encode_hz_error(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
u = 'abc\u1234def'
e = raises(UnicodeEncodeError, codec.encode, u).value
assert e.args == ('hz', u, 3, 4, 'illegal multibyte sequence')
assert e.encoding == 'hz'
assert e.object == u and type(e.object) is str
assert e.start == 3
assert e.end == 4
assert e.reason == 'illegal multibyte sequence'
def test_encode_hz_ignore(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.encode('abc\u1234def', 'ignore')
assert r == (b'abcdef', 7)
assert type(r[0]) is bytes
def test_encode_hz_replace(self):
import _codecs_cn
codec = _codecs_cn.getcodec("hz")
r = codec.encode('abc\u1234def', 'replace')
assert r == (b'abc?def', 7)
assert type(r[0]) is bytes
def test_encode_custom_error_handler(self):
import codecs
codecs.register_error("test.multi_bad_handler", lambda e: (repl, 1))
repl = "\u2014"
s = "\uDDA1".encode("gbk", "test.multi_bad_handler")
assert s == b'\xA1\xAA'
def test_encode_custom_error_handler_type(self):
import codecs
import sys
codecs.register_error("test.test_encode_custom_error_handler_type",
lambda e: (b'\xc3', e.end))
result = "\uDDA1".encode("gbk", "test.test_encode_custom_error_handler_type")
assert b'\xc3' in result
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