Commit c5505222 authored by Petr Špaček's avatar Petr Špaček Committed by Tomas Krizek

matchpart: make DataMismatch hashable again

parent 5078115b
"""matchpart is used to compare two DNS messages using a single criterion"""
import dns.rcode
import dns.edns
import dns.rcode
import dns.set
from typing import ( # noqa
Any, Sequence, Union)
Any, Hashable, Sequence, Tuple, Union)
MismatchValue = Union[str, Sequence[Any]]
......@@ -27,9 +28,6 @@ class DataMismatch(Exception):
def __hash__(self):
return hash((self.exp_val, self.got_val))
def __eq__(self, other):
return (isinstance(other, DataMismatch)
and self.exp_val == other.exp_val
......@@ -38,6 +36,19 @@ class DataMismatch(Exception):
def __ne__(self, other):
return not self.__eq__(other)
def key(self) -> Tuple[Hashable, Hashable]:
def make_hashable(value):
if isinstance(value, (list, dns.set.Set)):
value = (make_hashable(item) for item in value)
value = tuple(value)
return value
return (make_hashable(self.exp_val), make_hashable(self.got_val))
def __hash__(self) -> int:
return hash(self.key)
def compare_val(exp, got):
"""Compare arbitraty objects, throw exception if different. """
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