jenkins-job-builder/tests/parallel/test_parallel.py
Vsevolod Fedorov f4d64f9f66 Move tests to pytest
Pytest makes each scenario into individual selectable test.
To be able to run each scenario separately is very useful for development.

Change-Id: I4b1c990a1fd839ce327cd7faa27159a9b9632fed
2022-12-20 10:44:43 +03:00

67 lines
1.9 KiB
Python

# Copyright 2015 David Caro
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import time
from multiprocessing import cpu_count
from jenkins_jobs.parallel import concurrent
def test_parallel_correct_order():
expected = list(range(10, 20))
@concurrent
def parallel_test(num_base, num_extra):
return num_base + num_extra
parallel_args = [{"num_extra": num} for num in range(10)]
result = parallel_test(10, concurrent=parallel_args)
assert result == expected
def test_parallel_time_less_than_serial():
@concurrent
def wait(secs):
time.sleep(secs)
before = time.time()
# ten threads to make it as fast as possible
wait(concurrent=[{"secs": 1} for _ in range(10)], n_workers=10)
after = time.time()
assert after - before < 5
def test_parallel_single_thread():
expected = list(range(10, 20))
@concurrent
def parallel_test(num_base, num_extra):
return num_base + num_extra
parallel_args = [{"num_extra": num} for num in range(10)]
result = parallel_test(10, concurrent=parallel_args, n_workers=1)
result == expected
def test_use_auto_detect_cores(mocker):
mock = mocker.patch("jenkins_jobs.parallel.cpu_count", wraps=cpu_count)
@concurrent
def parallel_test():
return True
result = parallel_test(concurrent=[{} for _ in range(10)], n_workers=0)
assert result == [True for _ in range(10)]
mock.assert_called_once_with()