def test_check_sid_raise(ds: IdexDatastream):
ds._sid = 'sid:one'
msg = {'sid': 'sid:another'}
with pytest.raises(IdexResponseSidError):
ds._check_sid(msg)
async def test_listen_reconnect(ds: IdexDatastream):
class BreakExc(Exception):
pass
exc = websockets.ConnectionClosed(code=999, reason='some reason')
exit_exc = BreakExc('to break the infinite loop')
ds._check_connection = CoroutineMock()
ds._ws = MagicMock()
ds._ws.closed = False
ds._ws.__aiter__.side_effect = exc
ds.init = CoroutineMock()
ds.sub_manager.resubscribe = CoroutineMock()
ds.sub_manager.resubscribe.side_effect = exit_exc
ds._logger.error = Mock()
with pytest.raises(BreakExc):
async for m in ds.listen():
break
ds._check_connection.assert_awaited_once()
ds._logger.error.assert_called_once_with(exc)
ds.init.assert_awaited_once()
ds.sub_manager.resubscribe.assert_awaited_once()
def test_process_message_sub_response(ds: IdexDatastream):
msg = '{"payload":"{"some": "data"}"}'
decoded_msg = {1: 2}
sub_response = {3: 4}
ds._decode = Mock()
ds._decode.return_value = decoded_msg
ds._check_warnings = Mock()
ds._check_errors = Mock()
ds._check_sid = Mock()
ds.sub_manager.is_sub_response = Mock()
ds.sub_manager.is_sub_response.return_value = True
ds.sub_manager.process_sub_response = Mock()
ds.sub_manager.process_sub_response.return_value = sub_response
result = ds._process_message(msg)
ds._decode.assert_called_with(msg)
ds.sub_manager.is_sub_response.assert_called_once_with(decoded_msg)
ds.sub_manager.process_sub_response.assert_called_once_with(decoded_msg)
ds._check_warnings.assert_called_once_with(decoded_msg)
ds._check_errors.assert_called_once_with(decoded_msg)
ds._check_sid.assert_called_once_with(decoded_msg)
assert result == sub_response
def test_sid(ds: IdexDatastream):
ds._logger.info = Mock()
ds._set_sid('some_sid')
ds._logger.info.assert_called_once()
assert ds._sid == 'some_sid'
def test_sid_equal(ds: IdexDatastream):
ds._logger.info = Mock()
ds._sid = 'some_sid'
ds._set_sid('some_sid')
ds._logger.info.assert_not_called()
assert ds._sid == 'some_sid'
def test_compose_message(ds: IdexDatastream):
ds._set_sid('somesid')
assert ds._compose_message('somerid', 'somerequest',
{'some': 'payload'}) == dict(
rid='somerid',
sid='somesid',
request='somerequest',
payload={'some': 'payload'})
def test_check_warnings_not_exists(ds: IdexDatastream):
msg = {}
ds._logger.warning = Mock()
ds._check_warnings(msg)
ds._logger.warning.assert_not_called()
async def test_init_ds(ds: IdexDatastream):
ds._init_connection = CoroutineMock()
ds._shake_hand = CoroutineMock()
await ds.init()
ds._init_connection.assert_awaited_once()
ds._shake_hand.assert_awaited_once()
def test_check_warnings_exists(ds: IdexDatastream):
msg = {'warnings': ['warning1', 'warning2']}
ds._logger.warning = Mock()
ds._check_warnings(msg)
assert ds._logger.warning.call_count == 2
async def test_check_connection(ds: IdexDatastream):
ds.init = CoroutineMock()
ds._ws = object
await ds._check_connection()
ds.init.assert_not_awaited()
ds._ws = None
await ds._check_connection()
ds.init.assert_awaited_once()
def test_decode(ds: IdexDatastream):
assert ds._decode('{"some":"data"}') == {'some': 'data'}
assert ds._decode('{"payload": "{\\"some\\": \\"data\\"}"}') == {
'payload': {
'some': 'data'
}
}
assert ds._decode('{"warnings": "[\\"warn1\\", \\"warn2\\"]"}') == {
'warnings': ['warn1', 'warn2']
}
def test_get_rid(ds: IdexDatastream):
rid = ds._get_rid()
assert isinstance(rid, str)
assert rid.startswith('rid:')
# Max accepted length is 50 characters. Your rid will be truncated if any longer than this.
# Clients sending rid's which are longer than 50 characters risk eventual disconnects, blacklisting, or bans.
assert len(rid) <= 50
rid2 = ds._get_rid()
assert rid != rid2
async def test_listen_raise(ds: IdexDatastream):
class UnhandledExc(Exception):
pass
exc = UnhandledExc('some unknown exception')
ds._check_connection = CoroutineMock()
ds._ws = MagicMock()
ds._ws.closed = False
ds._ws.__aiter__.side_effect = exc
with pytest.raises(UnhandledExc):
async for m in ds.listen():
break
ds._check_connection.assert_awaited_once()
async def test_init():
api_key = 'testkey'
version = '0.0.1'
ws_endpoint = 'wss://end.point'
handshake_timeout = 3.21
return_sub_responses = True
loop = asyncio.get_event_loop()
ds = IdexDatastream(
api_key,
version,
ws_endpoint,
handshake_timeout,
return_sub_responses,
loop,
)
assert ds._API_KEY == api_key
assert ds._WS_ENDPOINT == ws_endpoint
assert ds._WS_VERSION == version
assert ds._HANDSHAKE_TIMEOUT == handshake_timeout
assert ds._loop is loop
assert isinstance(ds._logger, Logger)
assert isinstance(ds._rid, ShortId)
assert isinstance(ds.sub_manager, SubscriptionManager)
async def test_create_connection(ds: IdexDatastream):
ds._check_connection = CoroutineMock()
ds._get_rid = Mock(return_value='rid:smth')
ds._compose_message = Mock(return_value={'some': 'data'})
ds._ws = Mock()
ds._ws.send = CoroutineMock()
ds._encode = Mock()
result = await ds.send_message('some_request', {'some': 'payload'})
ds._check_connection.assert_awaited_once()
ds._get_rid.assert_called_once()
ds._compose_message.assert_called_once_with('rid:smth', 'some_request',
{'some': 'payload'})
ds._encode.assert_called_once_with({'some': 'data'})
ds._ws.send.assert_awaited_once()
assert result == 'rid:smth'
async def test_wait_for_handshake_response(ds: IdexDatastream):
ds._ws = CoroutineMock()
loop_mock = CoroutineMock()
ds._loop = loop_mock
recv_mock = Mock()
recv_mock.return_value = None
ds._ws.recv = recv_mock
with patch('asyncio.wait_for', new=CoroutineMock()) as mock:
mock.return_value = '{"some":"data"}'
await ds._wait_for_handshake_response()
mock.assert_awaited_once_with(None,
ds._HANDSHAKE_TIMEOUT,
loop=loop_mock)
async def test_listen(ds: IdexDatastream):
msg_data = '{"payload":"{"some": "data"}"}'
ds._check_connection = CoroutineMock()
ds._ws = MagicMock()
ds._ws.closed = False
ds._ws.__aiter__.return_value = (msg_data, )
processed_message = {'a': 'b'}
ds._process_message: Mock = Mock()
ds._process_message.return_value = processed_message
msg = None
async for m in ds.listen():
msg = m
break
ds._process_message.assert_called_once_with(msg_data)
assert msg == processed_message
async def test_init_connection(ds: IdexDatastream):
ws_mock = Mock()
create_conn_mock = CoroutineMock(return_value=ws_mock)
ds.create_connection = create_conn_mock
await ds._init_connection()
create_conn_mock.assert_awaited_once()
assert ds._ws is ws_mock
another_mock_ws = Mock()
await ds._init_connection(another_mock_ws)
assert ds._ws is another_mock_ws
def test_process_handshake_response(ds: IdexDatastream):
ds._set_sid = Mock()
with pytest.raises(IdexHandshakeException):
ds._process_handshake_response({'result': 'not_success'})
with pytest.raises(IdexHandshakeException):
ds._process_handshake_response({
'result': 'success',
'request': 'not_handshake'
})
ds._process_handshake_response({
'result': 'success',
'request': 'handshake',
'sid': 'some_sid'
})
ds._set_sid.assert_called_once_with('some_sid')
async def test_shake_hand(ds: IdexDatastream):
ds._WS_VERSION = 'v1'
ds._API_KEY = 'key'
handshake_result = 'some result'
ds._set_sid = Mock()
ds.send_message = CoroutineMock()
ds._wait_for_handshake_response = CoroutineMock()
ds._wait_for_handshake_response.return_value = handshake_result
ds._process_handshake_response = Mock()
await ds._shake_hand()
ds._set_sid.assert_called_with(None)
ds.send_message.assert_awaited_once_with('handshake',
dict(version='v1', key='key'))
ds._wait_for_handshake_response.assert_awaited_once()
ds._process_handshake_response.assert_called_once_with(handshake_result)
async def sm():
ds = IdexDatastream()
yield ds.sub_manager
def test_check_error_exists(ds: IdexDatastream):
msg = {'result': 'error', 'payload': {'message': 'error message'}}
with pytest.raises(IdexDataStreamError):
ds._check_errors(msg)
def test_check_error_not_exists(ds: IdexDatastream):
msg = {'result': 'success'}
ds._check_errors(msg)
def test_check_sid_not_raise(ds: IdexDatastream):
ds._sid = 'sid:one'
msg = {'sid': ds._sid}
ds._check_sid(msg)
async def ds():
ds = IdexDatastream()
yield ds
def test_encode(ds: IdexDatastream):
data = {'some': 'data', 'arr': [{'k1': 'v1'}, {'k2': 'v2'}]}
expected = '{"some":"data","arr":[{"k1":"v1"},{"k2":"v2"}]}'
assert ds._encode(data) == expected
