def test_sign_and_verify(self):
assert 'signatures' in self.signed
assert 'Alice' in self.signed['signatures']
assert 'mock:test' in self.signed['signatures']['Alice']
assert self.signed['signatures']['Alice']['mock:test'] == encode_base64(b'x_______')
assert self.sigkey.signed_bytes == b'{"foo":"bar"}'
verify_signed_json(self.signed, 'Alice', self.verkey)
def verify_event_message(sender, event, key, assume_valid=False):
'''
Verify the validity of this event, via its required fields as
well as cryptographical signature.
'''
if not assume_valid:
if not event_message_is_valid_and_signed(event):
raise Exception('Message was not valid or not signed.')
if type(key) is str:
key = decode_verify_key_bytes(NACL_ED25519 + ':' + '0',
decode_base64(key))
verify_signed_json(event, sender,
key) # this will raise an error if validation fails
def test_verify_fail_not_base64(self):
invalid = {'signatures': {'Alice': {'mock:test': 'not base64'}}}
with pytest.raises(SignatureVerifyException):
verify_signed_json(invalid, 'Alice', self.verkey)
def test_verify_fail_no_signature_for_alice(self):
with pytest.raises(SignatureVerifyException):
verify_signed_json({'signatures': {}}, 'Alice', self.verkey)
def test_verify_fail(self):
self.signed['signatures']['Alice']['mock:test'] = encode_base64(
b'not a signature'
)
with pytest.raises(SignatureVerifyException):
verify_signed_json(self.signed, 'Alice', self.verkey)