Christopher Allan Webber 3aa4c668b9 A setup_fresh_app decorator which should make writing tests a bit easier.
Setting test_register_views() to use it also.
2011-06-06 07:45:18 -05:00

110 lines
3.4 KiB
Python

# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011 Free Software Foundation, Inc
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import pkg_resources
import os, shutil
from paste.deploy import appconfig, loadapp
from webtest import TestApp
from mediagoblin import util
from mediagoblin.decorators import _make_safe
from mediagoblin.db.open import setup_connection_and_db_from_config
MEDIAGOBLIN_TEST_DB_NAME = '__mediagoblinunittests__'
TEST_APP_CONFIG = pkg_resources.resource_filename(
'mediagoblin.tests', 'mgoblin_test_app.ini')
TEST_USER_DEV = pkg_resources.resource_filename(
'mediagoblin.tests', 'test_user_dev')
MGOBLIN_APP = None
USER_DEV_DIRECTORIES_TO_SETUP = [
'media/public', 'media/queue',
'beaker/sessions/data', 'beaker/sessions/lock']
class BadCeleryEnviron(Exception): pass
def get_test_app(dump_old_app=True):
if not os.environ.get('CELERY_CONFIG_MODULE') == \
'mediagoblin.celery_setup.from_tests':
raise BadCeleryEnviron(
u"Sorry, you *absolutely* must run nosetests with the\n"
u"mediagoblin.celery_setup.from_tests module. Like so:\n"
u"$ CELERY_CONFIG_MODULE=mediagoblin.celery_setup.from_tests ./bin/nosetests")
# Just return the old app if that exists and it's okay to set up
# and return
if MGOBLIN_APP and not dump_old_app:
return MGOBLIN_APP
# Remove and reinstall user_dev directories
if os.path.exists(TEST_USER_DEV):
shutil.rmtree(TEST_USER_DEV)
for directory in USER_DEV_DIRECTORIES_TO_SETUP:
full_dir = os.path.join(TEST_USER_DEV, directory)
os.makedirs(full_dir)
# Get app config
config = appconfig(
'config:' + os.path.basename(TEST_APP_CONFIG),
relative_to=os.path.dirname(TEST_APP_CONFIG),
name='mediagoblin')
# Wipe database
# @@: For now we're dropping collections, but we could also just
# collection.remove() ?
connection, db = setup_connection_and_db_from_config(
config.local_conf)
collections_to_wipe = [
collection
for collection in db.collection_names()
if not collection.startswith('system.')]
for collection in collections_to_wipe:
db.drop_collection(collection)
# Don't need these anymore...
del(connection)
del(db)
# TODO: Drop and recreate indexes
# setup app and return
test_app = loadapp(
'config:' + TEST_APP_CONFIG)
return TestApp(test_app)
def setup_fresh_app(func):
"""
Decorator to setup a fresh test application for this function.
Cleans out test buckets and passes in a new, fresh test_app.
"""
def wrapper(*args, **kwargs):
test_app = get_test_app()
util.clear_test_buckets()
return func(test_app, *args, **kwargs)
return _make_safe(wrapper, func)