def test_no_args(passes):
"""Use the decorator without passing any args or calling the decorator
@retry
def fn():
#...
"""
wrapped = retrace.retry(passes)
assert wrapped() == 1
def test_no_args_instance(passes):
"""Use the decorator without passing any args or but call the decorator
@retry()
def fn():
#...
"""
wrapped = retrace.retry()(passes)
assert wrapped() == 1
def test_validator_pass(passes):
"""Use the decorator without passing any args or calling the decorator
@retry
def fn():
#...
"""
wrapped = retrace.retry(validator=1)(passes)
assert 1 == wrapped()
def test_limit_passed_first_time(passes):
"""Use the decorator and only retry on specific exceptions. The wrapped
method raises a KeyboardInterrupt but we only want to retry on an Exception
@retry()
def fn():
#...
"""
wrapped = retrace.retry()(passes)
assert wrapped() == 1
def test_limit_passed_first_time(passes):
"""Use the decorator and only retry on specific exceptions. The wrapped
method raises a KeyboardInterrupt but we only want to retry on an Exception
@retry()
def fn():
#...
"""
wrapped = retrace.retry()(passes)
assert wrapped() == 1
def test_limit_always_fails(fails):
"""Use the decorator and only retry on specific exceptions. The wrapped
method raises a KeyboardInterrupt but we only want to retry on an Exception
@retry()
def fn():
#...
"""
wrapped = retrace.retry()(fails)
with pytest.raises(retrace.LimitReached):
wrapped(Exception)
def test_limit_always_fails(fails):
"""Use the decorator and only retry on specific exceptions. The wrapped
method raises a KeyboardInterrupt but we only want to retry on an Exception
@retry()
def fn():
#...
"""
wrapped = retrace.retry()(fails)
with pytest.raises(retrace.LimitReached):
wrapped(Exception)
def test_raises(keyboard_interrupt):
"""Use the decorator and only retry on specific exceptions. The wrapped
method raises a KeyboardInterrupt but we only want to retry on an Exception
@retry()
def fn():
#...
"""
wrapped = retrace.retry(on_exception=Exception)(keyboard_interrupt)
with pytest.raises(KeyboardInterrupt):
wrapped(KeyboardInterrupt())
def test_validator_limit_value(passes):
"""Use the decorator without passing any args or calling the decorator
@retry
def fn():
#...
"""
wrapped = retrace.retry(validator=2)(passes)
with pytest.raises(retrace.LimitReached):
wrapped()
def test_limit_fn(fails):
start = time.time()
count = [0]
def limit_1_sec(attempt_number):
"""Create a limiter that allows as many calls as possible in 0.1s"""
count[0] += 1
if time.time() - start > 0.1:
raise retrace.LimitReached()
wrapped = retrace.retry(limit=limit_1_sec)(fails)
with pytest.raises(retrace.LimitReached):
wrapped()
assert fails.call_count == count[0]
def test_limit_fn(fails):
start = time.time()
count = [0]
def limit_1_sec(attempt_number):
"""Create a limiter that allows as many calls as possible in 0.1s"""
count[0] += 1
if time.time() - start > .1:
raise retrace.LimitReached()
wrapped = retrace.retry(limit=limit_1_sec)(fails)
with pytest.raises(retrace.LimitReached):
wrapped()
assert fails.call_count == count[0]
def test_limit_class(fails):
class LimitSeconds(object):
def __init__(self, seconds):
self.seconds = seconds
self.count = 0
self.start = None
def __call__(self, attempt_number):
"""Create a limiter that allows as many calls as possible in 0.1s"""
if self.start is None:
self.start = time.time()
self.count += 1
if time.time() - self.start > self.seconds:
raise retrace.LimitReached()
limiter = LimitSeconds(0.1)
wrapped = retrace.retry(limit=limiter)(fails)
with pytest.raises(retrace.LimitReached):
wrapped()
assert fails.call_count == limiter.count
def test_limit_class(fails):
class LimitSeconds(object):
def __init__(self, seconds):
self.seconds = seconds
self.count = 0
self.start = None
def __call__(self, attempt_number):
"""Create a limiter that allows as many calls as possible in 0.1s"""
if self.start is None:
self.start = time.time()
self.count += 1
if time.time() - self.start > self.seconds:
raise retrace.LimitReached()
limiter = LimitSeconds(0.1)
wrapped = retrace.retry(limit=limiter)(fails)
with pytest.raises(retrace.LimitReached):
wrapped()
assert fails.call_count == limiter.count
def test_fails_4_times_and_hits_limit(fail_then_pass):
mock, fail_then_pass = fail_then_pass
wrapped = retrace.retry(limit=4)(fail_then_pass)
with pytest.raises(retrace.LimitReached):
wrapped()
assert mock.call_count == 4
def test_fails_then_pass(fail_then_pass):
mock, fail_then_pass = fail_then_pass
wrapped = retrace.retry()(fail_then_pass)
assert wrapped() == "PASS"
assert mock.call_count == 5
def test_limit_reached_float(fails):
with pytest.raises(retrace.LimitReached):
wrapped = retrace.retry(interval=.1)(fails)
wrapped(Exception)
def test_fails_4_times_and_hits_limit(fail_then_pass):
mock, fail_then_pass = fail_then_pass
wrapped = retrace.retry(limit=4)(fail_then_pass)
with pytest.raises(retrace.LimitReached):
wrapped()
assert mock.call_count == 4
def test_fails_then_pass(fail_then_pass):
mock, fail_then_pass = fail_then_pass
wrapped = retrace.retry()(fail_then_pass)
assert wrapped() == "PASS"
assert mock.call_count == 5
def test_limit_passed(passes):
wrapped = retrace.retry(interval=0.1)(passes)
assert wrapped() == 1
def test_limit_passed(passes):
wrapped = retrace.retry(interval=.1)(passes)
assert wrapped() == 1
def test_limit_reached_float(fails):
with pytest.raises(conftest.CustomException):
wrapped = retrace.retry(interval=0.001)(fails)
wrapped(Exception)