def test_retry_once(self):
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=self.errback, interval_max=14,
)
assert self.index == 1
# no errback
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=None, interval_max=14,
)
def test_retry_once(self):
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=self.errback, interval_max=14,
)
assert self.index == 1
# no errback
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=None, interval_max=14,
)
def test_retry_once(self):
with self.assertRaises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=self.errback, interval_max=14,
)
self.assertEqual(self.index, 1)
# no errback
with self.assertRaises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=1, errback=None, interval_max=14,
)
def test_retry_zero(self, sleepdeprived):
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=0, errback=self.errback, interval_max=14,
)
assert self.index == 0
# no errback
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
max_retries=0, errback=None, interval_max=14,
)
def test_retry_timeout(self):
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
errback=self.errback, interval_max=14, timeout=1
)
assert self.index == 1
# no errback
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
errback=None, timeout=1,
)
def test_retry_timeout(self):
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
errback=self.errback, interval_max=14, timeout=1
)
assert self.index == 1
# no errback
with pytest.raises(self.Predicate):
retry_over_time(
self.myfun, self.Predicate,
errback=None, timeout=1,
)
def ensure(self, fun, args, **policy):
retry_policy = dict(self.retry_policy, **policy)
max_retries = retry_policy.get('max_retries')
return retry_over_time(
fun, self.connection_errors, args, {},
partial(self.on_connection_error, max_retries),
**retry_policy)
def test_retry_always(self):
Predicate = self.Predicate
class Fun(object):
def __init__(self):
self.calls = 0
def __call__(self, *args, **kwargs):
try:
if self.calls >= 10:
return 42
raise Predicate()
finally:
self.calls += 1
fun = Fun()
self.assertEqual(
retry_over_time(
fun, self.Predicate,
max_retries=0, errback=None, interval_max=14,
),
42,
)
self.assertEqual(fun.calls, 11)
def ensure(self, fun, args, **policy):
retry_policy = dict(self.retry_policy, **policy)
max_retries = retry_policy.get('max_retries')
return retry_over_time(
fun, self.connection_errors, args, {},
partial(self.on_connection_error, max_retries),
**retry_policy)
def test_simple(self):
prev_count, utils.count = utils.count, Mock()
try:
utils.count.return_value = list(range(1))
x = retry_over_time(self.myfun, self.Predicate,
errback=None, interval_max=14)
assert x is None
utils.count.return_value = list(range(10))
cb = Mock()
x = retry_over_time(self.myfun, self.Predicate,
errback=self.errback, callback=cb,
interval_max=14)
assert x == 42
assert self.index == 9
cb.assert_called_with()
finally:
utils.count = prev_count
def test_simple(self):
prev_count, utils.count = utils.count, Mock()
try:
utils.count.return_value = list(range(1))
x = retry_over_time(self.myfun, self.Predicate,
errback=None, interval_max=14)
assert x is None
utils.count.return_value = list(range(10))
cb = Mock()
x = retry_over_time(self.myfun, self.Predicate,
errback=self.errback, callback=cb,
interval_max=14)
assert x == 42
assert self.index == 9
cb.assert_called_with()
finally:
utils.count = prev_count
def _try_receiver_over_time(*args, **kwargs):
def on_error(exc, intervals, retries):
interval = next(intervals)
err_msg = RECEIVER_RETRY_ERROR % \
{'receiver': retry_fun,
'when': humanize_seconds(interval, 'in', ' ')}
logger.error(err_msg)
return interval
return retry_over_time(retry_fun, Exception, args,
kwargs, on_error)
def _try_receiver_over_time(*args, **kwargs):
def on_error(exc, intervals, retries):
interval = next(intervals)
err_msg = RECEIVER_RETRY_ERROR % \
{'receiver': retry_fun,
'when': humanize_seconds(interval, 'in', ' ')}
logger.error(err_msg)
return interval
return retry_over_time(retry_fun, Exception, args,
kwargs, on_error)
def _try_receiver_over_time(*args, **kwargs):
def on_error(exc, intervals, retries):
interval = next(intervals)
err_msg = RECEIVER_RETRY_ERROR % {
"receiver": retry_fun,
"when": humanize_seconds(interval, "in", " "),
}
logger.error(err_msg)
return interval
return retry_over_time(retry_fun, Exception, args,
kwargs, on_error)
def test_retry_always(self):
Predicate = self.Predicate
class Fun(object):
def __init__(self):
self.calls = 0
def __call__(self, *args, **kwargs):
try:
if self.calls >= 10:
return 42
raise Predicate()
finally:
self.calls += 1
fun = Fun()
assert retry_over_time(
fun, self.Predicate,
max_retries=None, errback=None, interval_max=14) == 42
assert fun.calls == 11
def retry_over_time(self, *args, **kwargs):
return retry_over_time(*args, **kwargs)
def retry_over_time(self, *args, **kwargs):
return retry_over_time(*args, **kwargs)
