circuitpython/tests/extmod/asyncio_micropython.py
Jim Mussared 6027c41c8f tests: Rename uasyncio to asyncio.
This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
2023-06-19 17:33:03 +10:00

44 lines
946 B
Python

# Test MicroPython extensions on CPython asyncio:
# - sleep_ms
# - wait_for_ms
try:
import time, asyncio
except ImportError:
print("SKIP")
raise SystemExit
async def task(id, t):
print("task start", id)
await asyncio.sleep_ms(t)
print("task end", id)
return id * 2
async def main():
# Simple sleep_ms
t0 = time.ticks_ms()
await asyncio.sleep_ms(1)
print(time.ticks_diff(time.ticks_ms(), t0) < 100)
try:
# Sleep 1ms beyond maximum allowed sleep value
await asyncio.sleep_ms(time.ticks_add(0, -1) // 2 + 1)
except OverflowError:
print("OverflowError")
# When task finished before the timeout
print(await asyncio.wait_for_ms(task(1, 5), 50))
# When timeout passes and task is cancelled
try:
print(await asyncio.wait_for_ms(task(2, 50), 5))
except asyncio.TimeoutError:
print("timeout")
print("finish")
asyncio.run(main())