aiogram/tests/test_utils/test_backoff.py
2022-12-30 16:10:06 +02:00

75 lines
2.4 KiB
Python

import pytest
from aiogram.utils.backoff import Backoff, BackoffConfig
BACKOFF_CONFIG = BackoffConfig(min_delay=0.1, max_delay=1.0, factor=2.0, jitter=0.0)
class TestBackoffConfig:
@pytest.mark.parametrize(
"kwargs",
[
dict(min_delay=1.0, max_delay=1.0, factor=2.0, jitter=0.1), # equals min and max
dict(min_delay=1.0, max_delay=1.0, factor=1.0, jitter=0.1), # factor == 1
dict(min_delay=1.0, max_delay=2.0, factor=0.5, jitter=0.1), # factor < 1
dict(min_delay=2.0, max_delay=1.0, factor=2.0, jitter=0.1), # min > max
],
)
def test_incorrect_post_init(self, kwargs):
with pytest.raises(ValueError):
BackoffConfig(**kwargs)
@pytest.mark.parametrize(
"kwargs",
[dict(min_delay=1.0, max_delay=2.0, factor=1.2, jitter=0.1)],
)
def test_correct_post_init(self, kwargs):
assert BackoffConfig(**kwargs)
class TestBackoff:
def test_aliases(self):
backoff = Backoff(config=BACKOFF_CONFIG)
assert backoff.min_delay == BACKOFF_CONFIG.min_delay
assert backoff.max_delay == BACKOFF_CONFIG.max_delay
assert backoff.factor == BACKOFF_CONFIG.factor
assert backoff.jitter == BACKOFF_CONFIG.jitter
def test_calculation(self):
backoff = Backoff(config=BACKOFF_CONFIG)
index = 0
iterable = iter(backoff)
assert iterable == backoff
assert backoff.current_delay == 0.0
assert backoff.next_delay == 0.1
while (val := next(backoff)) < 1:
index += 1
assert val in {0.1, 0.2, 0.4, 0.8}
assert next(backoff) == 1
assert next(backoff) == 1
assert index == 4
assert backoff.current_delay == 1
assert backoff.next_delay == 1
assert backoff.counter == 7 # 4+1 in while loop + 2 after loop
assert str(backoff) == "Backoff(tryings=7, current_delay=1.0, next_delay=1.0)"
backoff.reset()
assert backoff.current_delay == 0.0
assert backoff.next_delay == 0.1
assert backoff.counter == 0
def test_sleep(self):
backoff = Backoff(config=BACKOFF_CONFIG)
backoff.sleep()
assert backoff.counter == 1
async def test_asleep(self):
backoff = Backoff(config=BACKOFF_CONFIG)
await backoff.asleep()
assert backoff.counter == 1