2011-08-01 09:11:14 -05:00

156 lines
4.9 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 loadapp
from webtest import TestApp
from mediagoblin import util
from mediagoblin.init.config import read_mediagoblin_config
from mediagoblin.decorators import _make_safe
from mediagoblin.db.open import setup_connection_and_db_from_config
MEDIAGOBLIN_TEST_DB_NAME = u'__mediagoblin_tests__'
TEST_SERVER_CONFIG = pkg_resources.resource_filename(
'mediagoblin.tests', 'test_paste.ini')
TEST_APP_CONFIG = pkg_resources.resource_filename(
'mediagoblin.tests', 'test_mgoblin_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']
BAD_CELERY_MESSAGE = """\
Sorry, you *absolutely* must run nosetests with the
mediagoblin.init.celery.from_tests module. Like so:
$ CELERY_CONFIG_MODULE=mediagoblin.init.celery.from_tests ./bin/nosetests"""
class BadCeleryEnviron(Exception): pass
def suicide_if_bad_celery_environ():
if not os.environ.get('CELERY_CONFIG_MODULE') == \
'mediagoblin.init.celery.from_tests':
raise BadCeleryEnviron(BAD_CELERY_MESSAGE)
def get_test_app(dump_old_app=True):
suicide_if_bad_celery_environ()
# Make sure we've turned on testing
util._activate_testing()
# Leave this imported as it sets up celery.
from mediagoblin.init.celery import from_tests
global MGOBLIN_APP
# 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
global_config, validation_result = read_mediagoblin_config(TEST_APP_CONFIG)
app_config = global_config['mediagoblin']
# Wipe database
# @@: For now we're dropping collections, but we could also just
# collection.remove() ?
connection, db = setup_connection_and_db_from_config(app_config)
assert db.name == MEDIAGOBLIN_TEST_DB_NAME
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)
# TODO: Drop and recreate indexes
# setup app and return
test_app = loadapp(
'config:' + TEST_SERVER_CONFIG)
app = TestApp(test_app)
MGOBLIN_APP = app
return 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)
def install_fixtures_simple(db, fixtures):
"""
Very simply install fixtures in the database
"""
for collection_name, collection_fixtures in fixtures.iteritems():
collection = db[collection_name]
for fixture in collection_fixtures:
collection.insert(fixture)
def assert_db_meets_expected(db, expected):
"""
Assert a database contains the things we expect it to.
Objects are found via '_id', so you should make sure your document
has an _id.
Args:
- db: pymongo or mongokit database connection
- expected: the data we expect. Formatted like:
{'collection_name': [
{'_id': 'foo',
'some_field': 'some_value'},]}
"""
for collection_name, collection_data in expected.iteritems():
collection = db[collection_name]
for expected_document in collection_data:
document = collection.find_one({'_id': expected_document['_id']})
assert document is not None # make sure it exists
assert document == expected_document # make sure it matches