def test_max_timeout(self, base, factor, timeout, expected_max_tries,
expected_waits):
# pylint: disable=protected-access
wait_gen, max_tries = jenkins._backoff_timeout(timeout, base, factor)
self.assertEqual(expected_max_tries, max_tries)
# Use max_tries-1, because we only wait that many times
waits = list(islice(wait_gen(), max_tries - 1))
self.assertEqual(expected_waits, waits)
self.assertEqual(timeout, sum(waits))
def test_backoff_call(self):
# pylint: disable=protected-access
wait_gen, max_tries = jenkins._backoff_timeout(timeout=.36,
base=2,
factor=.0001)
always_false = Mock(return_value=False)
count_retries = backoff.on_predicate(
wait_gen,
max_tries=max_tries,
on_backoff=print,
jitter=None,
)(always_false.__call__)
count_retries()
self.assertEqual(always_false.call_count, 13)