mirror of
https://github.com/msgpack/msgpack-python.git
synced 2025-10-20 04:13:16 +00:00
msgpack pack and unpack throws only exception that inherit from MsgpackBaseException. cython and fallback throws same exceptions
This commit is contained in:
palaviv
parent
82b3121507
commit
7d2d46effc
4 changed files with 71 additions and 52 deletions
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@ -6,7 +6,7 @@ from libc.stdlib cimport *
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from libc.string cimport *
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from libc.limits cimport *
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from msgpack.exceptions import PackValueError
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from msgpack.exceptions import PackValueError, PackOverflowError
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from msgpack import ExtType
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@ -166,7 +166,7 @@ cdef class Packer(object):
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default_used = True
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continue
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else:
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raise
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raise PackOverflowError("Integer value out of range")
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elif PyInt_CheckExact(o) if strict_types else PyInt_Check(o):
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longval = o
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ret = msgpack_pack_long(&self.pk, longval)
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@ -180,7 +180,7 @@ cdef class Packer(object):
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elif PyBytes_CheckExact(o) if strict_types else PyBytes_Check(o):
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L = len(o)
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if L > (2**32)-1:
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raise ValueError("bytes is too large")
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raise PackValueError("bytes is too large")
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rawval = o
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ret = msgpack_pack_bin(&self.pk, L)
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if ret == 0:
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@ -191,7 +191,7 @@ cdef class Packer(object):
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o = PyUnicode_AsEncodedString(o, self.encoding, self.unicode_errors)
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L = len(o)
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if L > (2**32)-1:
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raise ValueError("unicode string is too large")
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raise PackValueError("unicode string is too large")
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rawval = o
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ret = msgpack_pack_raw(&self.pk, L)
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if ret == 0:
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@ -211,7 +211,7 @@ cdef class Packer(object):
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elif not strict_types and PyDict_Check(o):
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L = len(o)
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if L > (2**32)-1:
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raise ValueError("dict is too large")
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raise PackValueError("dict is too large")
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ret = msgpack_pack_map(&self.pk, L)
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if ret == 0:
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for k, v in o.items():
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@ -225,13 +225,13 @@ cdef class Packer(object):
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rawval = o.data
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L = len(o.data)
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if L > (2**32)-1:
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raise ValueError("EXT data is too large")
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raise PackValueError("EXT data is too large")
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ret = msgpack_pack_ext(&self.pk, longval, L)
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ret = msgpack_pack_raw_body(&self.pk, rawval, L)
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elif PyList_CheckExact(o) if strict_types else (PyTuple_Check(o) or PyList_Check(o)):
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L = len(o)
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if L > (2**32)-1:
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raise ValueError("list is too large")
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raise PackValueError("list is too large")
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ret = msgpack_pack_array(&self.pk, L)
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if ret == 0:
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for v in o:
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@ -1,4 +1,8 @@
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class UnpackException(Exception):
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class MsgpackBaseException(Exception):
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pass
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class UnpackException(MsgpackBaseException):
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pass
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@ -22,8 +26,12 @@ class ExtraData(ValueError):
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def __str__(self):
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return "unpack(b) received extra data."
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class PackException(Exception):
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class PackException(MsgpackBaseException):
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pass
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class PackValueError(PackException, ValueError):
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pass
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class PackOverflowError(PackValueError, OverflowError):
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pass
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@ -51,6 +51,7 @@ from msgpack.exceptions import (
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OutOfData,
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UnpackValueError,
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PackValueError,
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PackOverflowError,
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ExtraData)
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from msgpack import ExtType
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@ -363,17 +364,17 @@ class Unpacker(object):
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obj = self._fb_read(n, write_bytes)
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typ = TYPE_RAW
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if n > self._max_str_len:
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raise ValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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raise UnpackValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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elif b & 0b11110000 == 0b10010000:
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n = b & 0b00001111
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typ = TYPE_ARRAY
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if n > self._max_array_len:
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raise ValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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raise UnpackValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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elif b & 0b11110000 == 0b10000000:
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n = b & 0b00001111
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typ = TYPE_MAP
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if n > self._max_map_len:
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raise ValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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raise UnpackValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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elif b == 0xc0:
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obj = None
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elif b == 0xc2:
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@ -384,37 +385,37 @@ class Unpacker(object):
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typ = TYPE_BIN
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n = struct.unpack("B", self._fb_read(1, write_bytes))[0]
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if n > self._max_bin_len:
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raise ValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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raise UnpackValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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obj = self._fb_read(n, write_bytes)
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elif b == 0xc5:
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typ = TYPE_BIN
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n = struct.unpack(">H", self._fb_read(2, write_bytes))[0]
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if n > self._max_bin_len:
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raise ValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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raise UnpackValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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obj = self._fb_read(n, write_bytes)
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elif b == 0xc6:
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typ = TYPE_BIN
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n = struct.unpack(">I", self._fb_read(4, write_bytes))[0]
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if n > self._max_bin_len:
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raise ValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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raise UnpackValueError("%s exceeds max_bin_len(%s)" % (n, self._max_bin_len))
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obj = self._fb_read(n, write_bytes)
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elif b == 0xc7: # ext 8
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typ = TYPE_EXT
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L, n = struct.unpack('Bb', self._fb_read(2, write_bytes))
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if L > self._max_ext_len:
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raise ValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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obj = self._fb_read(L, write_bytes)
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elif b == 0xc8: # ext 16
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typ = TYPE_EXT
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L, n = struct.unpack('>Hb', self._fb_read(3, write_bytes))
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if L > self._max_ext_len:
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raise ValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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obj = self._fb_read(L, write_bytes)
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elif b == 0xc9: # ext 32
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typ = TYPE_EXT
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L, n = struct.unpack('>Ib', self._fb_read(5, write_bytes))
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if L > self._max_ext_len:
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raise ValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (L, self._max_ext_len))
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obj = self._fb_read(L, write_bytes)
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elif b == 0xca:
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obj = struct.unpack(">f", self._fb_read(4, write_bytes))[0]
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@ -439,65 +440,65 @@ class Unpacker(object):
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elif b == 0xd4: # fixext 1
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typ = TYPE_EXT
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if self._max_ext_len < 1:
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raise ValueError("%s exceeds max_ext_len(%s)" % (1, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (1, self._max_ext_len))
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n, obj = struct.unpack('b1s', self._fb_read(2, write_bytes))
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elif b == 0xd5: # fixext 2
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typ = TYPE_EXT
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if self._max_ext_len < 2:
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raise ValueError("%s exceeds max_ext_len(%s)" % (2, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (2, self._max_ext_len))
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n, obj = struct.unpack('b2s', self._fb_read(3, write_bytes))
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elif b == 0xd6: # fixext 4
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typ = TYPE_EXT
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if self._max_ext_len < 4:
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raise ValueError("%s exceeds max_ext_len(%s)" % (4, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (4, self._max_ext_len))
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n, obj = struct.unpack('b4s', self._fb_read(5, write_bytes))
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elif b == 0xd7: # fixext 8
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typ = TYPE_EXT
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if self._max_ext_len < 8:
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raise ValueError("%s exceeds max_ext_len(%s)" % (8, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (8, self._max_ext_len))
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n, obj = struct.unpack('b8s', self._fb_read(9, write_bytes))
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elif b == 0xd8: # fixext 16
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typ = TYPE_EXT
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if self._max_ext_len < 16:
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raise ValueError("%s exceeds max_ext_len(%s)" % (16, self._max_ext_len))
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raise UnpackValueError("%s exceeds max_ext_len(%s)" % (16, self._max_ext_len))
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n, obj = struct.unpack('b16s', self._fb_read(17, write_bytes))
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elif b == 0xd9:
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typ = TYPE_RAW
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n = struct.unpack("B", self._fb_read(1, write_bytes))[0]
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if n > self._max_str_len:
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raise ValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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raise UnpackValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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obj = self._fb_read(n, write_bytes)
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elif b == 0xda:
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typ = TYPE_RAW
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n = struct.unpack(">H", self._fb_read(2, write_bytes))[0]
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if n > self._max_str_len:
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raise ValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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raise UnpackValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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obj = self._fb_read(n, write_bytes)
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elif b == 0xdb:
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typ = TYPE_RAW
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n = struct.unpack(">I", self._fb_read(4, write_bytes))[0]
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if n > self._max_str_len:
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raise ValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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raise UnpackValueError("%s exceeds max_str_len(%s)", n, self._max_str_len)
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obj = self._fb_read(n, write_bytes)
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elif b == 0xdc:
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n = struct.unpack(">H", self._fb_read(2, write_bytes))[0]
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if n > self._max_array_len:
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raise ValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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raise UnpackValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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typ = TYPE_ARRAY
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elif b == 0xdd:
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n = struct.unpack(">I", self._fb_read(4, write_bytes))[0]
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if n > self._max_array_len:
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raise ValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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raise UnpackValueError("%s exceeds max_array_len(%s)", n, self._max_array_len)
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typ = TYPE_ARRAY
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elif b == 0xde:
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n = struct.unpack(">H", self._fb_read(2, write_bytes))[0]
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if n > self._max_map_len:
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raise ValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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raise UnpackValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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typ = TYPE_MAP
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elif b == 0xdf:
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n = struct.unpack(">I", self._fb_read(4, write_bytes))[0]
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if n > self._max_map_len:
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raise ValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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raise UnpackValueError("%s exceeds max_map_len(%s)", n, self._max_map_len)
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typ = TYPE_MAP
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else:
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raise UnpackValueError("Unknown header: 0x%x" % b)
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@ -683,7 +684,7 @@ class Packer(object):
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obj = self._default(obj)
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default_used = True
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continue
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raise PackValueError("Integer value out of range")
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raise PackOverflowError("Integer value out of range")
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if self._use_bin_type and check(obj, (bytes, memoryview)):
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n = len(obj)
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if n <= 0xff:
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@ -778,7 +779,7 @@ class Packer(object):
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def pack_array_header(self, n):
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if n >= 2**32:
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raise ValueError
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raise PackValueError
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self._fb_pack_array_header(n)
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ret = self._buffer.getvalue()
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if self._autoreset:
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@ -789,7 +790,7 @@ class Packer(object):
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def pack_map_header(self, n):
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if n >= 2**32:
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raise ValueError
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raise PackValueError
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self._fb_pack_map_header(n)
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ret = self._buffer.getvalue()
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if self._autoreset:
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@ -807,7 +808,7 @@ class Packer(object):
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raise TypeError("data must have bytes type")
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L = len(data)
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if L > 0xffffffff:
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raise ValueError("Too large data")
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raise PackValueError("Too large data")
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if L == 1:
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self._buffer.write(b'\xd4')
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elif L == 2:
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@ -3,36 +3,42 @@
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from __future__ import absolute_import, division, print_function, unicode_literals
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import pytest
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from msgpack import packb, unpackb, Packer, Unpacker, ExtType
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from msgpack import packb, unpackb, Packer, Unpacker, ExtType, PackException, PackOverflowError, PackValueError
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from msgpack import UnpackValueError, UnpackException, MsgpackBaseException
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def test_integer():
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@pytest.mark.parametrize("expected_exception", [OverflowError, ValueError, PackOverflowError,
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PackException, PackValueError, MsgpackBaseException])
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def test_integer(expected_exception):
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x = -(2 ** 63)
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assert unpackb(packb(x)) == x
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with pytest.raises((OverflowError, ValueError)):
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with pytest.raises(expected_exception):
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packb(x-1)
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x = 2 ** 64 - 1
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assert unpackb(packb(x)) == x
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with pytest.raises((OverflowError, ValueError)):
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with pytest.raises(expected_exception):
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packb(x+1)
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def test_array_header():
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@pytest.mark.parametrize("expected_exception", [ValueError, PackException, PackValueError, MsgpackBaseException])
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def test_array_header(expected_exception):
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packer = Packer()
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packer.pack_array_header(2**32-1)
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with pytest.raises((OverflowError, ValueError)):
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with pytest.raises(expected_exception):
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packer.pack_array_header(2**32)
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def test_map_header():
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@pytest.mark.parametrize("expected_exception", [ValueError, PackException, PackValueError, MsgpackBaseException])
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def test_map_header(expected_exception):
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packer = Packer()
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packer.pack_map_header(2**32-1)
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with pytest.raises((OverflowError, ValueError)):
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with pytest.raises(expected_exception):
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packer.pack_array_header(2**32)
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def test_max_str_len():
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@pytest.mark.parametrize("expected_exception", [ValueError, UnpackValueError, UnpackException, MsgpackBaseException])
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def test_max_str_len(expected_exception):
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d = 'x' * 3
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packed = packb(d)
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@ -41,12 +47,13 @@ def test_max_str_len():
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assert unpacker.unpack() == d
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unpacker = Unpacker(max_str_len=2, encoding='utf-8')
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with pytest.raises(ValueError):
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with pytest.raises(expected_exception):
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unpacker.feed(packed)
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unpacker.unpack()
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def test_max_bin_len():
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@pytest.mark.parametrize("expected_exception", [ValueError, UnpackValueError, UnpackException, MsgpackBaseException])
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def test_max_bin_len(expected_exception):
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d = b'x' * 3
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packed = packb(d, use_bin_type=True)
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@ -55,12 +62,13 @@ def test_max_bin_len():
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assert unpacker.unpack() == d
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unpacker = Unpacker(max_bin_len=2)
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with pytest.raises(ValueError):
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with pytest.raises(expected_exception):
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unpacker.feed(packed)
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unpacker.unpack()
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def test_max_array_len():
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@pytest.mark.parametrize("expected_exception", [ValueError, UnpackValueError, UnpackException, MsgpackBaseException])
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def test_max_array_len(expected_exception):
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d = [1,2,3]
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packed = packb(d)
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@ -69,12 +77,13 @@ def test_max_array_len():
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assert unpacker.unpack() == d
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unpacker = Unpacker(max_array_len=2)
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with pytest.raises(ValueError):
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with pytest.raises(expected_exception):
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unpacker.feed(packed)
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unpacker.unpack()
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def test_max_map_len():
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@pytest.mark.parametrize("expected_exception", [ValueError, UnpackValueError, UnpackException, MsgpackBaseException])
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def test_max_map_len(expected_exception):
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d = {1: 2, 3: 4, 5: 6}
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packed = packb(d)
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@ -83,12 +92,13 @@ def test_max_map_len():
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assert unpacker.unpack() == d
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unpacker = Unpacker(max_map_len=2)
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with pytest.raises(ValueError):
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with pytest.raises(expected_exception):
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unpacker.feed(packed)
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unpacker.unpack()
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def test_max_ext_len():
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@pytest.mark.parametrize("expected_exception", [ValueError, UnpackValueError, UnpackException, MsgpackBaseException])
|
||||
def test_max_ext_len(expected_exception):
|
||||
d = ExtType(42, b"abc")
|
||||
packed = packb(d)
|
||||
|
||||
|
|
@ -97,7 +107,7 @@ def test_max_ext_len():
|
|||
assert unpacker.unpack() == d
|
||||
|
||||
unpacker = Unpacker(max_ext_len=2)
|
||||
with pytest.raises(ValueError):
|
||||
with pytest.raises(expected_exception):
|
||||
unpacker.feed(packed)
|
||||
unpacker.unpack()
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue