62ea2a9e6f
* GEN3: Invalid Contact Info Msg Fixes #191 * introduce ifc with FIFOs * add object factory * use AsyncIfc class with FIFO * declare more methods as classmethods * - refactoring - remove _forward_buffer - make async_write private * remove _forward_buffer * refactoring * avoid mqtt handling for invalid serial numbers * add two more callbacks * FIX update_header_cb handling * split AsyncStream in two classes * split ConnectionG3(P) in server and client class * update class diagramm * refactor server creation * remove duplicated imports * reduce code duplication * move StremPtr instances into Inverter class * resolution of connection classes - remove ConnectionG3Client - remove ConnectionG3Server - remove ConnectionG3PClient - remove ConnectionG3PServer * fix server connections * fix client loop closing * don't overwrite self.remote in constructor * update class diagramm * fixes - fixes null pointer accesses - initalize AsyncStreamClient with proper StreamPtr instance * add close callback * refactor close handling * remove connection classes * move more code into InverterBase class * remove test_inverter_base.py * add abstract inverter interface class * initial commit * fix sonar qube warnings * rename class Inverter into Proxy * fix typo * move class InverterIfc into a separate file * add more testcases * use ProtocolIfc class * add unit tests for AsyncStream class * icrease test coverage * reduce cognitive complexity * increase test coverage * increase tes coverage * simplify heartbeat handler * remove obsolete tx_get method * add more unittests * update changelog * remove __del__ method for proper gc runs * check releasing of ModbusConn instances * call garbage collector to release unreachable objs * decrease ref counter after the with block
382 lines
11 KiB
Python
382 lines
11 KiB
Python
# test_with_pytest.py
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import pytest
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import asyncio
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from aiomqtt import MqttCodeError
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from mock import patch
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from enum import Enum
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from app.src.singleton import Singleton
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from app.src.config import Config
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from app.src.infos import Infos
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from app.src.mqtt import Mqtt
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from app.src.inverter_base import InverterBase
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from app.src.messages import Message, State
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from app.src.proxy import Proxy
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from app.src.modbus_tcp import ModbusConn, ModbusTcp
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pytest_plugins = ('pytest_asyncio',)
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# initialize the proxy statistics
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Infos.static_init()
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@pytest.fixture(scope="module", autouse=True)
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def module_init():
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Singleton._instances.clear()
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yield
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@pytest.fixture(scope="module")
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def test_port():
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return 1883
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@pytest.fixture(scope="module")
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def test_hostname():
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# if getenv("GITHUB_ACTIONS") == "true":
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# return 'mqtt'
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# else:
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return 'test.mosquitto.org'
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@pytest.fixture
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def config_conn(test_hostname, test_port):
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Config.act_config = {
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'mqtt':{
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'host': test_hostname,
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'port': test_port,
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'user': '',
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'passwd': ''
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},
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'ha':{
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'auto_conf_prefix': 'homeassistant',
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'discovery_prefix': 'homeassistant',
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'entity_prefix': 'tsun',
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'proxy_node_id': 'test_1',
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'proxy_unique_id': ''
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},
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'inverters':{
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'allow_all': True,
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"R170000000000001":{
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'node_id': 'inv_1'
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},
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"Y170000000000001":{
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'node_id': 'inv_2',
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'monitor_sn': 2000000000,
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'modbus_polling': True,
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'suggested_area': "",
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'sensor_list': 0x2b0,
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'client_mode':{
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'host': '192.168.0.1',
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'port': 8899
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}
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}
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}
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}
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class FakeReader():
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RD_TEST_0_BYTES = 1
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RD_TEST_TIMEOUT = 2
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RD_TEST_13_BYTES = 3
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RD_TEST_SW_EXCEPT = 4
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RD_TEST_OS_ERROR = 5
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def __init__(self):
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self.on_recv = asyncio.Event()
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self.test = self.RD_TEST_0_BYTES
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async def read(self, max_len: int):
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print(f'fakeReader test: {self.test}')
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await self.on_recv.wait()
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if self.test == self.RD_TEST_0_BYTES:
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return b''
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elif self.test == self.RD_TEST_13_BYTES:
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print('fakeReader return 13 bytes')
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self.test = self.RD_TEST_0_BYTES
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return b'test-data-req'
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elif self.test == self.RD_TEST_TIMEOUT:
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raise TimeoutError
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elif self.test == self.RD_TEST_SW_EXCEPT:
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self.test = self.RD_TEST_0_BYTES
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self.unknown_var += 1
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elif self.test == self.RD_TEST_OS_ERROR:
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self.test = self.RD_TEST_0_BYTES
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raise ConnectionRefusedError
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def feed_eof(self):
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return
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class FakeWriter():
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def __init__(self, conn='remote.intern'):
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self.conn = conn
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self.closing = False
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def write(self, buf: bytes):
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return
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async def drain(self):
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await asyncio.sleep(0)
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def get_extra_info(self, sel: str):
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if sel == 'peername':
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return self.conn
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elif sel == 'sockname':
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return 'sock:1234'
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assert False
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def is_closing(self):
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return self.closing
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def close(self):
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self.closing = True
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async def wait_closed(self):
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await asyncio.sleep(0)
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@pytest.fixture
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def patch_open():
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async def new_conn(conn):
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await asyncio.sleep(0)
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return FakeReader(), FakeWriter(conn)
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def new_open(host: str, port: int):
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return new_conn(f'{host}:{port}')
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with patch.object(asyncio, 'open_connection', new_open) as conn:
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yield conn
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@pytest.fixture
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def patch_open_timeout():
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def new_open(host: str, port: int):
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raise TimeoutError
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with patch.object(asyncio, 'open_connection', new_open) as conn:
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yield conn
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@pytest.fixture
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def patch_open_value_error():
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def new_open(host: str, port: int):
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raise ValueError
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with patch.object(asyncio, 'open_connection', new_open) as conn:
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yield conn
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@pytest.fixture
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def patch_open_conn_abort():
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def new_open(host: str, port: int):
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raise ConnectionAbortedError
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with patch.object(asyncio, 'open_connection', new_open) as conn:
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yield conn
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@pytest.fixture
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def patch_no_mqtt():
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with patch.object(Mqtt, 'publish') as conn:
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yield conn
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@pytest.fixture
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def patch_mqtt_err():
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def new_publish(self, key, data):
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raise MqttCodeError(None)
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with patch.object(Mqtt, 'publish', new_publish) as conn:
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yield conn
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@pytest.fixture
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def patch_mqtt_except():
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def new_publish(self, key, data):
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raise ValueError("Test")
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with patch.object(Mqtt, 'publish', new_publish) as conn:
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yield conn
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@pytest.mark.asyncio
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async def test_modbus_conn(patch_open):
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_ = patch_open
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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async with ModbusConn('test.local', 1234) as inverter:
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stream = inverter.local.stream
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assert stream.node_id == 'G3P'
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assert stream.addr == ('test.local:1234')
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assert type(stream.ifc._reader) is FakeReader
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assert type(stream.ifc._writer) is FakeWriter
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assert Infos.stat['proxy']['Inverter_Cnt'] == 1
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del inverter
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for _ in InverterBase:
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assert False
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_no_cnf():
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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loop = asyncio.get_event_loop()
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ModbusTcp(loop)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_timeout(config_conn, patch_open_timeout):
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_ = config_conn
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_ = patch_open_timeout
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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loop = asyncio.get_event_loop()
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ModbusTcp(loop)
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await asyncio.sleep(0.01)
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert False
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_value_err(config_conn, patch_open_value_error):
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_ = config_conn
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_ = patch_open_value_error
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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loop = asyncio.get_event_loop()
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ModbusTcp(loop)
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await asyncio.sleep(0.01)
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert False
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_conn_abort(config_conn, patch_open_conn_abort):
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_ = config_conn
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_ = patch_open_conn_abort
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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loop = asyncio.get_event_loop()
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ModbusTcp(loop)
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await asyncio.sleep(0.01)
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert False
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_cnf2(config_conn, patch_no_mqtt, patch_open):
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_ = config_conn
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_ = patch_open
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_ = patch_no_mqtt
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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ModbusTcp(asyncio.get_event_loop())
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await asyncio.sleep(0.01)
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test = 0
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for m in Message:
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if (m.node_id == 'inv_2'):
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test += 1
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assert Infos.stat['proxy']['Inverter_Cnt'] == 1
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m.shutdown_started = True
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m.ifc._reader.on_recv.set()
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del m
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assert 1 == test
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_modbus_cnf3(config_conn, patch_no_mqtt, patch_open):
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_ = config_conn
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_ = patch_open
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_ = patch_no_mqtt
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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ModbusTcp(asyncio.get_event_loop(), tim_restart= 0)
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await asyncio.sleep(0.01)
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test = 0
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert Infos.stat['proxy']['Inverter_Cnt'] == 1
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test += 1
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if test == 1:
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m.shutdown_started = False
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m.ifc._reader.on_recv.set()
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await asyncio.sleep(0.1)
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assert m.state == State.closed
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await asyncio.sleep(0.1)
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else:
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m.shutdown_started = True
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m.ifc._reader.on_recv.set()
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del m
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assert 2 == test
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_mqtt_err(config_conn, patch_mqtt_err, patch_open):
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_ = config_conn
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_ = patch_open
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_ = patch_mqtt_err
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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ModbusTcp(asyncio.get_event_loop(), tim_restart= 0)
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await asyncio.sleep(0.01)
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test = 0
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert Infos.stat['proxy']['Inverter_Cnt'] == 1
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test += 1
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if test == 1:
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m.shutdown_started = False
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m.ifc._reader.on_recv.set()
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await asyncio.sleep(0.1)
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assert m.state == State.closed
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await asyncio.sleep(0.1)
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await asyncio.sleep(0.1)
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else:
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m.shutdown_started = True
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m.ifc._reader.on_recv.set()
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del m
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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@pytest.mark.asyncio
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async def test_mqtt_except(config_conn, patch_mqtt_except, patch_open):
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_ = config_conn
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_ = patch_open
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_ = patch_mqtt_except
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assert asyncio.get_running_loop()
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Proxy.class_init()
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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ModbusTcp(asyncio.get_event_loop(), tim_restart= 0)
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await asyncio.sleep(0.01)
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test = 0
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for m in Message:
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if (m.node_id == 'inv_2'):
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assert Infos.stat['proxy']['Inverter_Cnt'] == 1
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test += 1
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if test == 1:
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m.shutdown_started = False
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m.ifc._reader.on_recv.set()
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await asyncio.sleep(0.1)
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assert m.state == State.closed
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await asyncio.sleep(0.1)
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else:
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m.shutdown_started = True
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m.ifc._reader.on_recv.set()
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del m
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await asyncio.sleep(0.01)
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assert Infos.stat['proxy']['Inverter_Cnt'] == 0
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