def test_sign_gives_different_keys():
num_messages = 10
source = 'me'
public_key = 'my public key'
messages = []
for i in range(num_messages):
data = ('data ' + str(i)).encode('utf8')
message = Message(
data=data,
source=source,
public_key=public_key,
)
message = sign(message)
messages.append(message)
assert len({message.private_key for message in messages}) == num_messages
def test_sign_and_verify():
data = 'test'.encode('utf8')
source = 'me'
message = Message(data=data, source=source)
message = sign(message)
assert message.data == data
assert message.source == source
assert message.public_key
assert message.private_key
assert message.is_written_by_me()
assert message.verified == Verification.unverified
message = verify(message)
assert message.data == data
assert message.source == source
assert message.public_key
assert message.private_key
assert message.is_written_by_me()
assert message.verified == Verification.verified
