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# This file is part of Buildbot. Buildbot 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, version 2.
#
# 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.
#
# Copyright Buildbot Team Members
import time
import mock
from twisted.trial import unittest
from twisted.internet import defer, task
from twisted.python import log
from buildbot.schedulers import timed
from buildbot.test.util import scheduler
from buildbot.changes import filter
from buildbot import config
class Nightly(scheduler.SchedulerMixin, unittest.TestCase):
OBJECTID = 132
# not all timezones are even multiples of 1h from GMT. This variable
# holds the number of seconds ahead of the hour for the current timezone.
# This is then added to the clock before each test is run (to get to 0
# minutes past the hour) and subtracted before the time offset is reported.
localtime_offset = time.timezone % 3600
def makeScheduler(self, firstBuildDuration=0, **kwargs):
sched = self.attachScheduler(timed.Nightly(**kwargs),
self.OBJECTID)
# add a Clock to help checking timing issues
self.clock = sched._reactor = task.Clock()
self.clock.advance(self.localtime_offset) # get to 0 min past the hour
# keep track of builds in self.events
self.events = []
def addBuildsetForLatest(reason='', external_idstring='',
branch=None, repository='', project=''):
self.assertIn('scheduler named', reason)
isFirst = (self.events == [])
self.events.append('B(%s)@%d' % (branch,
# show the offset as seconds past the GMT hour
self.clock.seconds() - self.localtime_offset))
if isFirst and firstBuildDuration:
d = defer.Deferred()
self.clock.callLater(firstBuildDuration, d.callback, None)
return d
else:
return defer.succeed(None)
sched.addBuildsetForLatest = addBuildsetForLatest
def addBuildsetForChanges(reason='', external_idstring='', changeids=[]):
self.events.append('B%s@%d' % (`changeids`.replace(' ',''),
# show the offset as seconds past the GMT hour
self.clock.seconds() - self.localtime_offset))
return defer.succeed(None)
sched.addBuildsetForChanges = addBuildsetForChanges
# see self.assertConsumingChanges
self.consumingChanges = None
def startConsumingChanges(**kwargs):
self.consumingChanges = kwargs
return defer.succeed(None)
sched.startConsumingChanges = startConsumingChanges
return sched
def setUp(self):
self.setUpScheduler()
def tearDown(self):
self.tearDownScheduler()
def assertConsumingChanges(self, **kwargs):
self.assertEqual(self.consumingChanges, kwargs)
## Tests
def test_constructor_change_filter(self):
sched = self.makeScheduler(name='test', builderNames=['test'],
branch=None, change_filter=filter.ChangeFilter(category_re="fo+o"))
assert sched.change_filter
def test_constructor_no_branch(self):
self.assertRaises(config.ConfigErrors,
lambda : self.makeScheduler(name='test', builderNames=['test'],
change_filter=filter.ChangeFilter(category_re="fo+o")))
## end-to-end tests: let's see the scheduler in action
def test_iterations_simple(self):
# note that Nightly works in local time, but the task.Clock() always
# starts at midnight UTC, so be careful not to use times that are
# timezone dependent -- stick to minutes-past-the-half-hour, as some
# timezones are multiples of 30 minutes off from UTC
sched = self.makeScheduler(name='test', builderNames=[ 'test' ], branch=None,
minute=[10, 20, 21, 40, 50, 51])
# add a change classification
self.db.schedulers.fakeClassifications(self.OBJECTID, { 19 : True })
sched.startService()
# check that the classification has been flushed, since this
# invocation has not requested onlyIfChanged
self.db.schedulers.assertClassifications(self.OBJECTID, {})
self.clock.advance(0) # let it get set up
while self.clock.seconds() < self.localtime_offset + 30*60:
self.clock.advance(60)
self.assertEqual(self.events, [ 'B(None)@600', 'B(None)@1200', 'B(None)@1260' ])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=1260 + self.localtime_offset)
d = sched.stopService()
return d
def test_iterations_simple_with_branch(self):
# see timezone warning above
sched = self.makeScheduler(name='test', builderNames=[ 'test' ],
branch='master', minute=[5, 35])
sched.startService()
self.clock.advance(0)
while self.clock.seconds() < self.localtime_offset + 10*60:
self.clock.advance(60)
self.assertEqual(self.events, [ 'B(master)@300' ])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=300 + self.localtime_offset)
d = sched.stopService()
return d
def do_test_iterations_onlyIfChanged(self, *changes_at):
fII = mock.Mock(name='fII')
sched = self.makeScheduler(name='test', builderNames=[ 'test' ], branch=None,
minute=[5, 25, 45], onlyIfChanged=True,
fileIsImportant=fII)
sched.startService()
# check that the scheduler has started to consume changes
self.assertConsumingChanges(fileIsImportant=fII, change_filter=None,
onlyImportant=False)
# manually run the clock forward through a half-hour, allowing any
# excitement to take place
changes_at = list(changes_at)
self.clock.advance(0) # let it trigger the first build
while self.clock.seconds() < self.localtime_offset + 30*60:
# inject any new changes..
while (changes_at and
self.clock.seconds() >=
self.localtime_offset + changes_at[0][0]):
when, newchange, important = changes_at.pop(0)
self.sched.gotChange(newchange, important).addErrback(log.err)
# and advance the clock by a minute
self.clock.advance(60)
def test_iterations_onlyIfChanged_no_changes(self):
self.do_test_iterations_onlyIfChanged()
self.assertEqual(self.events, [])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=1500 + self.localtime_offset)
return self.sched.stopService()
def test_iterations_onlyIfChanged_unimp_changes(self):
self.do_test_iterations_onlyIfChanged(
(60, mock.Mock(), False),
(600, mock.Mock(), False))
self.assertEqual(self.events, [])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=1500 + self.localtime_offset)
return self.sched.stopService()
def test_iterations_onlyIfChanged_off_branch_changes(self):
self.do_test_iterations_onlyIfChanged(
(60, self.makeFakeChange(branch='testing'), True),
(1700, self.makeFakeChange(branch='staging'), True))
self.assertEqual(self.events, [])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=1500 + self.localtime_offset)
return self.sched.stopService()
def test_iterations_onlyIfChanged_mixed_changes(self):
self.do_test_iterations_onlyIfChanged(
(120, self.makeFakeChange(number=3, branch=None), False),
(130, self.makeFakeChange(number=4, branch='offbranch'), True),
(1200, self.makeFakeChange(number=5, branch=None), True),
(1201, self.makeFakeChange(number=6, branch=None), False),
(1202, self.makeFakeChange(number=7, branch='offbranch'), True))
# note that the changeid list includes the unimportant changes, but not the
# off-branch changes, and note that no build took place at 300s, as no important
# changes had yet arrived
self.assertEqual(self.events, [ 'B[3,5,6]@1500' ])
self.db.state.assertStateByClass('test', 'Nightly',
last_build=1500 + self.localtime_offset)
return self.sched.stopService()
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