Files
tsun-gen3-proxy/app/tests/test_inverter_base.py
2024-10-04 01:35:44 +02:00

154 lines
3.8 KiB
Python

# test_with_pytest.py
import pytest
import asyncio
import sys,gc
from mock import patch
from enum import Enum
from app.src.infos import Infos
from app.src.config import Config
from app.src.gen3.talent import Talent
from app.src.inverter_base import InverterBase
from app.src.singleton import Singleton
from app.src.protocol_ifc import ProtocolIfcImpl
from app.src.async_stream import AsyncStream, AsyncIfcImpl
from app.tests.test_modbus_tcp import patch_mqtt_err, patch_mqtt_except, test_port, test_hostname
pytest_plugins = ('pytest_asyncio',)
# initialize the proxy statistics
Infos.static_init()
@pytest.fixture
def config_conn():
Config.act_config = {
'mqtt':{
'host': test_hostname,
'port': test_port,
'user': '',
'passwd': ''
},
'ha':{
'auto_conf_prefix': 'homeassistant',
'discovery_prefix': 'homeassistant',
'entity_prefix': 'tsun',
'proxy_node_id': 'test_1',
'proxy_unique_id': ''
},
'tsun':{'enabled': True, 'host': 'test_cloud.local', 'port': 1234}, 'inverters':{'allow_all':True}
}
@pytest.fixture(scope="module", autouse=True)
def module_init():
Singleton._instances.clear()
yield
class FakeReader():
def __init__(self):
self.on_recv = asyncio.Event()
async def read(self, max_len: int):
await self.on_recv.wait()
return b''
def feed_eof(self):
return
class FakeWriter():
def write(self, buf: bytes):
return
def get_extra_info(self, sel: str):
if sel == 'peername':
return 'remote.intern'
elif sel == 'sockname':
return 'sock:1234'
assert False
def is_closing(self):
return False
def close(self):
return
async def wait_closed(self):
return
class TestType(Enum):
RD_TEST_0_BYTES = 1
RD_TEST_TIMEOUT = 2
RD_TEST_EXCEPT = 3
test = TestType.RD_TEST_0_BYTES
@pytest.fixture
def patch_open_connection():
async def new_conn(conn):
await asyncio.sleep(0)
return FakeReader(), FakeWriter()
def new_open(host: str, port: int):
global test
if test == TestType.RD_TEST_TIMEOUT:
raise ConnectionRefusedError
elif test == TestType.RD_TEST_EXCEPT:
raise ValueError("Value cannot be negative") # Compliant
return new_conn(None)
with patch.object(asyncio, 'open_connection', new_open) as conn:
yield conn
@pytest.fixture
def patch_healthy():
with patch.object(AsyncStream, 'healthy') as conn:
yield conn
def test_protocol_iter():
ProtocolIfcImpl._registry.clear()
cnt = 0
ifc = AsyncIfcImpl()
prot = ProtocolIfcImpl(('test.intern', 123), ifc, True)
for p in ProtocolIfcImpl:
assert p == prot
cnt += 1
del p
del prot
assert cnt == 1
for p in ProtocolIfcImpl:
assert False
def test_inverter_iter():
InverterBase._registry.clear()
cnt = 0
reader = FakeReader()
writer = FakeWriter()
with InverterBase(reader, writer, 'tsun', Talent) as inverter:
for inv in InverterBase:
assert inv == inverter
cnt += 1
del inv
del inverter
assert cnt == 1
for inv in InverterBase:
assert False
def test_method_calls(patch_healthy):
spy = patch_healthy
InverterBase._registry.clear()
reader = FakeReader()
writer = FakeWriter()
with InverterBase(reader, writer, 'tsun', Talent) as inverter:
assert inverter.local.stream
assert inverter.local.ifc
# inverter.healthy()
for inv in InverterBase:
inv.healthy()
del inv
spy.assert_called_once()
del inverter
cnt = 0
for inv in InverterBase:
cnt += 1
assert cnt == 0