disagreement/tests/test_tasks_extension.py

85 lines
1.9 KiB
Python

import asyncio
import datetime
import pytest
from disagreement.ext import tasks
class Dummy:
def __init__(self) -> None:
self.count = 0
@tasks.loop(seconds=0.01)
async def work(self) -> None:
self.count += 1
@pytest.mark.asyncio
async def test_loop_on_error_callback_called() -> None:
called = False
def handler(exc: Exception) -> None: # pragma: no cover - simple callback
nonlocal called
called = True
@tasks.loop(seconds=0.01, on_error=handler)
async def failing() -> None:
raise RuntimeError("fail")
failing.start()
await asyncio.sleep(0.03)
failing.stop()
assert called
@pytest.mark.asyncio
async def test_loop_time_of_day() -> None:
run_count = 0
target_time = (datetime.datetime.now() + datetime.timedelta(seconds=0.05)).time()
@tasks.loop(time_of_day=target_time)
async def daily() -> None:
nonlocal run_count
run_count += 1
daily.start()
await asyncio.sleep(0.1)
daily.stop()
assert run_count >= 1
@pytest.mark.asyncio
async def test_loop_runs_and_stops() -> None:
dummy = Dummy()
dummy.work.start() # pylint: disable=no-member
await asyncio.sleep(0.05)
dummy.work.stop() # pylint: disable=no-member
assert dummy.count >= 2
assert not dummy.work.running # pylint: disable=no-member
@pytest.mark.asyncio
async def test_before_after_loop_callbacks() -> None:
events: list[str] = []
@tasks.loop(seconds=0.01)
async def ticker() -> None:
events.append("tick")
@ticker.before_loop
async def before() -> None: # pragma: no cover - trivial callback
events.append("before")
@ticker.after_loop
async def after() -> None: # pragma: no cover - trivial callback
events.append("after")
ticker.start()
await asyncio.sleep(0.03)
ticker.stop()
await asyncio.sleep(0.01)
assert events and events[0] == "before"
assert "after" in events