def test_invalid_user_credentials_check():
url = 'fake'
username = '******'
password = '******'
http_client = FakeHttpClient(
configs={'result': Success(data={'valid': False})})
check_creds_usecase = CheckUserCredentialsUseCase(http_client=http_client)
assert isinstance(
check_creds_usecase.execute(url=url,
username=username,
password=password), Error)
http_client = FakeHttpClient(
configs={'result': Error(reason='Network error? maybe? :D')})
check_creds_usecase = CheckUserCredentialsUseCase(http_client=http_client)
assert isinstance(
check_creds_usecase.execute(url=url,
username=username,
password=password), Error)
assert isinstance(
check_creds_usecase.execute(url='',
username=username,
password=password), Error)
assert isinstance(
check_creds_usecase.execute(url=url, username='', password=password),
Error)
assert isinstance(
check_creds_usecase.execute(url=url, username=username, password=''),
Error)
def test_valid_send_message_to_all():
http_client = FakeHttpClient(
configs={'result': Success(data={'valid': True})})
online_user_persistent = InMemoryOnlineUsersPersistent()
in_memory_message_broker = InMemoryMessageBroker()
check_user_creds_usecase = CheckUserCredentialsUseCase(
http_client=http_client)
add_online_user_usecase = AddOnlineUserUseCase(
online_user_persistent=online_user_persistent)
remove_online_user_usecase = RemoveOnlineUserUseCase(
online_user_persistent=online_user_persistent)
publish_online_user_usecase = PublishOnlineUserUseCase(
message_broker=in_memory_message_broker)
api, io = get_io(check_user_creds_usecase=check_user_creds_usecase,
add_online_user_usecase=add_online_user_usecase,
remove_online_user_usecase=remove_online_user_usecase,
publish_online_user_usecase=publish_online_user_usecase)
client = SocketIOTestClient(app=api,
socketio=io,
headers={
'username': '******',
'password': '******'
})
_connected_msg = client.get_received().pop(0)
client.emit('message', {'message': 'Hello there !'})
assert client.get_received().pop(0) == {
'name': 'all',
'args': [{
'message': 'Hello there !'
}],
'namespace': '/'
}
def test_valid_connection():
http_client = FakeHttpClient(
configs={'result': Success(data={'valid': True})})
online_user_persistent = InMemoryOnlineUsersPersistent()
in_memory_message_broker = InMemoryMessageBroker()
check_user_creds_usecase = CheckUserCredentialsUseCase(
http_client=http_client)
add_online_user_usecase = AddOnlineUserUseCase(
online_user_persistent=online_user_persistent)
remove_online_user_usecase = RemoveOnlineUserUseCase(
online_user_persistent=online_user_persistent)
publish_online_user_usecase = PublishOnlineUserUseCase(
message_broker=in_memory_message_broker)
api, io = get_io(check_user_creds_usecase=check_user_creds_usecase,
add_online_user_usecase=add_online_user_usecase,
remove_online_user_usecase=remove_online_user_usecase,
publish_online_user_usecase=publish_online_user_usecase)
client = SocketIOTestClient(app=api,
socketio=io,
headers={
'username': '******',
'password': '******'
})
assert client.is_connected() is True
def save_user(self, *, user: UserEntity) -> Union[Error, Success]:
if self.__does_exist_before(user=user):
return Error(
reason=
f'This username {user.name} does exist before, use different username please.'
)
database_user = self.__models.User(name=user.name,
password=bcrypt.hashpw(
user.password.encode(),
bcrypt.gensalt()),
age=user.age,
email=user.email)
try:
database_user.commit()
dumped_database_user = database_user.dump()
return Success(
data=UserEntity(id=dumped_database_user['id'],
name=dumped_database_user['name'],
password=dumped_database_user['password'],
age=dumped_database_user['age'],
email=dumped_database_user['email']))
except:
return Error(
reason=f'Error saving user {user.name} into database.')
def id(self, *, user_id: str) -> Either[Failure, Success]:
fetch_status: Maybe[ApplicationUser] = db["ids"].get(user_id)
if isinstance(fetch_status, ApplicationUser):
self.__inner_delete_user(user=fetch_status)
return Success()
return Failure(
error=f"There is no user with id {user_id} to be deleted")
def __inner_delete_user(
self, *,
user: ApplicationUser) -> Either[Failure, Success]:
del db["ids"][user.id]
del db["names"][user.name]
del db["emails"][user.email]
return Success()
def email(self, *, user_email: str) -> Either[Failure, Success]:
user_id: Maybe[str] = db["emails"].get(user_email)
if user_id is not None:
self.__inner_delete_user(user=db["ids"][user_id])
return Success()
return Failure(
error=
f"There is no user with email {user_email} to be deleted")
def name(self, *, user_name: str) -> Either[Failure, Success]:
user_id: Maybe[str] = db["names"].get(user_name)
if user_id is not None:
self.__inner_delete_user(user=db["ids"][user_id])
return Success()
return Failure(
error=
f"There is no user with name {user_name} to be deleted")
def __validate_data(self, *, url: str, username: str, password: str) -> Union[Error, Success]:
# simple validation of data and should be enhanced later ;)
if url == '':
return Error(reason='Invalid url')
if username == '':
return Error(reason='Invalid username')
if password == '':
return Error(reason='Invalid password')
return Success(data=None)
def remove_online_user(self, *, socket_id: str) -> Union[Error, Success]:
db_user = self.__db.get(socket_id, None)
if db_user is not None:
del self.__db[socket_id]
return Success(data=None)
return Error(
reason=
f"This username with socket_id '{socket_id}' does not exist as an online user"
)
def check_user_credentials(self, *, username: str,
password: str) -> Union[Error, Success]:
db_user: Optional[User] = self.__db.get(username, None)
if db_user is not None:
db_password = db_user.password
if password == db_password:
return Success(
data=f"This user's '{username}' credentials are valid")
return Error(
reason=f"This user's '{username}' credentials are not valid")
return Error(reason=f"User with username '{username}' does not exist")
def _validate_user_persistent_data(
self, *,
user_persistent: UserPersistence) -> Union[Error, Success]:
# simple validation of data for now
if user_persistent:
if user_persistent.username == '':
return Error(reason='Invalid username')
if user_persistent.socket_id == '':
return Error(reason='Invalid socket_id')
return Success(data=None)
return Error(reason='Invalid user persistent data')
def test_valid_user_credentials_check():
url = 'fake'
username = '******'
password = '******'
http_client = FakeHttpClient(
configs={'result': Success(data={'valid': True})})
check_creds_usecase = CheckUserCredentialsUseCase(http_client=http_client)
assert isinstance(
check_creds_usecase.execute(url=url,
username=username,
password=password), Success)
def __validate_data(self, *, data: Dict[str,
Any]) -> Union[Error, Success]:
# simple validation, may be replaced with json validator later :)
if data:
if data.get('username', None) is None:
return Error(reason="username is required")
if data.get('username', '') == '':
return Error(reason="Not valid username")
if data.get('password', '') == '':
return Error(reason="Not valid password")
return Success(data=None)
else:
return Error(reason="Not valid data")
def save_user(self, *, user: User) -> Union[Error, Success]:
if self.__does_exist_before(user=user):
return Error(
reason=
f'This username {user.name} does exist before, use different username please.'
)
user = User(id=uuid4().hex,
name=user.name,
password=user.password,
age=user.age,
email=user.email)
self.__db[user.name] = user
return Success(data=user)
def check_user_credentials(self, *, username: str,
password: str) -> Union[Error, Success]:
db_user = self.__models.User.find_one({"name": username})
if db_user is not None:
db_password = db_user.password
if bcrypt.checkpw(password.encode(), db_password.encode()):
return Success(
data=f"This user's '{username}' credentials are valid")
return Error(
reason=f"This user's '{username}' credentials are not valid")
else:
return Error(
reason=f"User with username '{username}' does not exist")
def test_valid_delete_user(setup):
api, db = setup
api: TestClient
db: InMemoryDatabase
domain_user = generate_valid_domain_user()
db.persist_user(user=domain_user)
token: AccessToken = db.persist_access_token(username=domain_user.name,
password=domain_user.password)
# by id
db.persist_user(user=domain_user)
dummy_id = "0"
assert api.delete(url=f"/users?id={dummy_id}",
headers={
'username': domain_user.name,
'access-token': token.token
}).json() == Success().as_dict()
# by name
db.persist_user(user=domain_user)
dummy_name = domain_user.name
assert api.delete(url=f"/users?name={dummy_name}",
headers={
'username': domain_user.name,
'access-token': token.token
}).json() == Success().as_dict()
# by email
db.persist_user(user=domain_user)
dummy_email = domain_user.email
assert api.delete(url=f"/users?email={dummy_email}",
headers={
'username': domain_user.name,
'access-token': token.token
}).json() == Success().as_dict()
def execute(self, *, url: str, username: str, password: str) -> Union[Error, Success]:
validation_result = self.__validate_data(url=url, username=username, password=password)
if isinstance(validation_result, Error):
return validation_result
check_validation_result = self.__http_client.post(
url=url,
data={'username': username, 'password': password}
)
if isinstance(check_validation_result, Error):
return check_validation_result
if check_validation_result.data is not None and check_validation_result.data.get('valid', False):
return Success(data=None)
return Error(reason=f'Invalid credentials for user "{username}"')
def save_online_user(
self, *,
user_persistence: UserPersistence) -> Union[Error, Success]:
if isinstance(
self._validate_user_persistent_data(
user_persistent=user_persistence), Success):
db_user = self.__db.get(user_persistence.socket_id, None)
if db_user is not None:
return Error(
reason=
f'This user with socket_id "{user_persistence.socket_id}" does exist already as an online user'
)
self.__db[user_persistence.socket_id] = user_persistence
return Success(data=None)
return Error(reason='Invalid user persistent data')
def __validate_data(self, *, data: Dict[str,
Any]) -> Union[Error, Success]:
# simple validation, may be replaced with json validator later :)
if data:
if data.get('name', None) is None:
return Error(reason="Not valid name")
if data.get('name', '') == '':
return Error(reason="Not valid name")
if data.get('password', '') == '':
return Error(reason="Not valid password")
try:
if int(data.get('age', -1)) == -1 or int(data.get(
'age', -1)) < 18: # 18 for adult :D
return Error(reason="Not valid age")
except ValueError:
return Error(reason="Not valid age type")
# maybe later should validate email as well properly, now we will take it as it is even none
return Success(data=None)
else:
return Error(reason="Not valid data")
def publish_message(self, *, topic: str,
message: Dict[str, Any]) -> Either[Error, Success]:
# since this is in-memory so no need th e topic :)
self.__broker.put(item=message)
return Success(data=None)
def validate(self, *, schema: Dict[str, Any],
data: Dict[str, Any]) -> Either[Failure, Success]:
validate(schema=schema, instance=data)
return Success()
