fuel-mirror/packetary/tests/test_executor.py

66 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015 Mirantis, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import mock
import threading
import time
from packetary.library import executor
from packetary.tests import base
def _raise_value_error(*_):
raise ValueError("error")
@mock.patch("packetary.library.executor.logger")
class TestAsynchronousSection(base.TestCase):
def setUp(self):
super(TestAsynchronousSection, self).setUp()
self.results = []
def test_isolation(self, _):
section1 = executor.AsynchronousSection()
section2 = executor.AsynchronousSection()
event = threading.Event()
section1.execute(event.wait)
section2.execute(time.sleep, 0)
section2.wait()
event.set()
section1.wait()
def test_ignore_errors(self, logger):
section = executor.AsynchronousSection(ignore_errors_num=1)
section.execute(_raise_value_error)
section.execute(time.sleep, 0)
section.wait(ignore_errors=True)
logger.exception.assert_called_with(
"error details.", exc_info=mock.ANY
)
def test_fail_if_too_many_errors(self, _):
section = executor.AsynchronousSection(size=1, ignore_errors_num=0)
section.execute(_raise_value_error)
time.sleep(0) # switch context
with self.assertRaisesRegexp(RuntimeError, "Too many errors"):
section.execute(time.sleep, 0)
with self.assertRaisesRegexp(
RuntimeError, "Operations completed with errors"):
section.wait(ignore_errors=False)