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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 os
import mock
from buildbot.test.fake import fakedb
class FakeMaster(object):
def __init__(self, basedir, db):
self.basedir = basedir
self.db = db
self.changes_subscr_cb = None
self.bset_subscr_cb = None
self.bset_completion_subscr_cb = None
self.caches = mock.Mock(name="caches")
self.caches.get_cache = self.get_cache
def addBuildset(self, **kwargs):
return self.db.buildsets.addBuildset(**kwargs)
# subscriptions
# note that only one subscription of each type is supported
def _makeSubscription(self, attr_to_clear):
sub = mock.Mock()
def unsub():
setattr(self, attr_to_clear, None)
sub.unsubscribe = unsub
return sub
def subscribeToChanges(self, callback):
assert not self.changes_subscr_cb
self.changes_subscr_cb = callback
return self._makeSubscription('changes_subscr_cb')
def subscribeToBuildsets(self, callback):
assert not self.bset_subscr_cb
self.bset_subscr_cb = callback
return self._makeSubscription('bset_subscr_cb')
def subscribeToBuildsetCompletions(self, callback):
assert not self.bset_completion_subscr_cb
self.bset_completion_subscr_cb = callback
return self._makeSubscription('bset_completion_subscr_cb')
# caches
def get_cache(self, cache_name, miss_fn):
c = mock.Mock(name=cache_name)
c.get = miss_fn
return c
# useful assertions
def getSubscriptionCallbacks(self):
"""get the subscription callbacks set on the master, in a dictionary
with keys @{buildsets}, @{buildset_completion}, and C{changes}."""
return dict(buildsets=self.bset_subscr_cb,
buildset_completion=self.bset_completion_subscr_cb,
changes=self.changes_subscr_cb)
class SchedulerMixin(object):
"""
This class fakes out enough of a master and the various relevant database
connectors to test schedulers. All of the database methods have identical
signatures to the real database connectors, but for ease of testing always
return an already-fired Deferred, meaning that there is no need to wait for
events to complete.
This class is tightly coupled with the various L{buildbot.test.fake.fakedb}
module. All instance variables are only available after C{attachScheduler}
has been called.
@ivar sched: scheduler instance
@ivar master: the fake master
@ivar db: the fake db (same as C{self.master.db}, but shorter)
"""
def setUpScheduler(self):
pass
def tearDownScheduler(self):
pass
def attachScheduler(self, scheduler, objectid):
"""Set up a scheduler with a fake master and db; sets self.sched, and
sets the master's basedir to the absolute path of 'basedir' in the test
directory.
@returns: scheduler
"""
scheduler.objectid = objectid
# set up a fake master
db = self.db = fakedb.FakeDBConnector(self)
self.master = FakeMaster(os.path.abspath('basedir'), db)
scheduler.master = self.master
db.insertTestData([
fakedb.Object(id=objectid, name=scheduler.name,
class_name='SomeScheduler'),
])
self.sched = scheduler
return scheduler
class FakeChange:
who = ''
files = []
comments = ''
isdir=0
links=None
revision=None
when=None
branch=None
category=None
revlink=''
properties={}
repository=''
project=''
codebase=''
def makeFakeChange(self, **kwargs):
"""Utility method to make a fake Change object with the given
attributes"""
ch = self.FakeChange()
ch.__dict__.update(kwargs)
return ch
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