/usr/lib/python2.7/dist-packages/fixtures/tests/_fixtures/test_timeout.py is in python-fixtures 3.0.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | # fixtures: Fixtures with cleanups for testing and convenience.
#
# Copyright (C) 2011, Martin Pool <mbp@sourcefrog.net>
#
# Licensed under either the Apache License, Version 2.0 or the BSD 3-clause
# license at the users choice. A copy of both licenses are available in the
# project source as Apache-2.0 and BSD. You may not use this file except in
# compliance with one of these two licences.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under these licenses is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# license you chose for the specific language governing permissions and
# limitations under that license.
import signal
import time
import testtools
from testtools.testcase import (
TestSkipped,
)
from testtools.matchers import raises
import fixtures
def sample_timeout_passes():
with fixtures.Timeout(100, gentle=True):
pass # Timeout shouldn't fire
def sample_long_delay_with_gentle_timeout():
with fixtures.Timeout(1, gentle=True):
time.sleep(100) # Expected to be killed here.
def sample_long_delay_with_harsh_timeout():
with fixtures.Timeout(1, gentle=False):
time.sleep(100) # Expected to be killed here.
class TestTimeout(testtools.TestCase, fixtures.TestWithFixtures):
def requireUnix(self):
if getattr(signal, 'alarm', None) is None:
raise TestSkipped("no alarm() function")
def test_timeout_passes(self):
# This can pass even on Windows - the test is skipped.
sample_timeout_passes()
def test_timeout_gentle(self):
self.requireUnix()
self.assertRaises(
fixtures.TimeoutException,
sample_long_delay_with_gentle_timeout)
def test_timeout_harsh(self):
self.requireUnix()
# This will normally kill the whole process, which would be
# inconvenient. Let's hook the alarm here so we can observe it.
class GotAlarm(Exception):pass
def sigalrm_handler(signum, frame):
raise GotAlarm()
old_handler = signal.signal(signal.SIGALRM, sigalrm_handler)
self.addCleanup(signal.signal, signal.SIGALRM, old_handler)
self.assertThat(sample_long_delay_with_harsh_timeout, raises(GotAlarm))
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