Files
tsun-gen3-proxy/app/tests/test_async_stream.py
2024-10-06 21:15:46 +02:00

293 lines
7.2 KiB
Python

# test_with_pytest.py
import pytest
import asyncio
import gc
import time
from app.src.infos import Infos
from app.src.inverter_base import InverterBase
from app.src.async_stream import AsyncStreamServer, AsyncStreamClient
from app.tests.test_modbus_tcp import FakeReader, FakeWriter
from app.tests.test_inverter_base import config_conn, patch_open_connection
pytest_plugins = ('pytest_asyncio',)
# initialize the proxy statistics
Infos.static_init()
def test_timeout_cb():
reader = FakeReader()
writer = FakeWriter()
def timeout():
return 13
ifc = AsyncStreamClient(reader, writer, None, None)
assert 360 == ifc._AsyncStream__timeout()
ifc.prot_set_timeout_cb(timeout)
assert 13 == ifc._AsyncStream__timeout()
ifc.prot_set_timeout_cb(None)
assert 360 == ifc._AsyncStream__timeout()
# call healthy outside the contexter manager (__exit__() was called)
assert ifc.healthy()
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
def test_health():
reader = FakeReader()
writer = FakeWriter()
ifc = AsyncStreamClient(reader, writer, None, None)
ifc.proc_start = time.time()
assert ifc.healthy()
ifc.proc_start = time.time() -10
assert not ifc.healthy()
ifc.proc_start = None
assert ifc.healthy()
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_close_cb():
assert asyncio.get_running_loop()
reader = FakeReader()
writer = FakeWriter()
cnt = 0
def timeout():
return 0.1
def closed():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, closed)
ifc.prot_set_timeout_cb(timeout)
await ifc.client_loop('')
assert cnt == 1
ifc.prot_set_timeout_cb(timeout)
await ifc.client_loop('')
assert cnt == 1 # check that the closed method would not be called
del ifc
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, None)
ifc.prot_set_timeout_cb(timeout)
await ifc.client_loop('')
assert cnt == 0
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_read():
global test
assert asyncio.get_running_loop()
reader = FakeReader()
reader.test = FakeReader.RD_TEST_13_BYTES
reader.on_recv.set()
writer = FakeWriter()
cnt = 0
def timeout():
return 1
def closed():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
def app_read():
nonlocal ifc
ifc.proc_start -= 3
return 0.01 # async wait of 0.01
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, closed)
ifc.prot_set_timeout_cb(timeout)
ifc.rx_set_cb(app_read)
await ifc.client_loop('')
print('End loop')
assert ifc.proc_max >= 3
assert 13 == ifc.rx_len()
assert cnt == 1
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_write():
global test
assert asyncio.get_running_loop()
reader = FakeReader()
reader.test = FakeReader.RD_TEST_13_BYTES
reader.on_recv.set()
writer = FakeWriter()
cnt = 0
def timeout():
return 1
def closed():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, closed)
ifc.prot_set_timeout_cb(timeout)
ifc.tx_add(b'test-data-resp')
assert 14 == ifc.tx_len()
await ifc.client_loop('')
print('End loop')
assert 13 == ifc.rx_len()
assert 0 == ifc.tx_len()
assert cnt == 1
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_publ_mqtt_cb():
assert asyncio.get_running_loop()
reader = FakeReader()
reader.test = FakeReader.RD_TEST_13_BYTES
reader.on_recv.set()
writer = FakeWriter()
cnt = 0
def timeout():
return 0.1
async def publ_mqtt():
nonlocal cnt
nonlocal ifc
cnt += 1
cnt = 0
ifc = AsyncStreamServer(reader, writer, publ_mqtt, None, None)
assert ifc.async_publ_mqtt
ifc.prot_set_timeout_cb(timeout)
await ifc.server_loop()
assert cnt == 3 # 2 calls in server_loop() and 1 in loop()
assert ifc.async_publ_mqtt
ifc.close() # clears the closed callback
assert not ifc.async_publ_mqtt
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_create_remote_cb():
assert asyncio.get_running_loop()
reader = FakeReader()
writer = FakeWriter()
cnt = 0
def timeout():
return 0.1
async def create_remote():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
cnt = 0
ifc = AsyncStreamServer(reader, writer, None, create_remote, None)
assert ifc.create_remote
await ifc.create_remote()
assert cnt == 1
ifc.prot_set_timeout_cb(timeout)
await ifc.server_loop()
assert not ifc.create_remote
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_sw_exception():
global test
assert asyncio.get_running_loop()
reader = FakeReader()
reader.test = FakeReader.RD_TEST_SW_EXCEPT
reader.on_recv.set()
writer = FakeWriter()
cnt = 0
def timeout():
return 1
def closed():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, closed)
ifc.prot_set_timeout_cb(timeout)
await ifc.client_loop('')
print('End loop')
assert cnt == 1
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0
@pytest.mark.asyncio
async def test_os_error():
global test
assert asyncio.get_running_loop()
reader = FakeReader()
reader.test = FakeReader.RD_TEST_OS_ERROR
reader.on_recv.set()
writer = FakeWriter()
cnt = 0
def timeout():
return 1
def closed():
nonlocal cnt
nonlocal ifc
ifc.close() # clears the closed callback
cnt += 1
cnt = 0
ifc = AsyncStreamClient(reader, writer, None, closed)
ifc.prot_set_timeout_cb(timeout)
await ifc.client_loop('')
print('End loop')
assert cnt == 1
del ifc
cnt = 0
for inv in InverterBase:
print(f'InverterBase refs:{gc.get_referrers(inv)}')
cnt += 1
assert cnt == 0