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# Copyright 2012 Nebula, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
def load_test_data(load_onto=None):
from openstack_dashboard.test.test_data import cinder_data
from openstack_dashboard.test.test_data import exceptions
from openstack_dashboard.test.test_data import glance_data
from openstack_dashboard.test.test_data import heat_data
from openstack_dashboard.test.test_data import keystone_data
from openstack_dashboard.test.test_data import neutron_data
from openstack_dashboard.test.test_data import nova_data
from openstack_dashboard.test.test_data import swift_data
from openstack_dashboard.test.test_data import tuskar_data
# The order of these loaders matters, some depend on others.
loaders = (exceptions.data,
keystone_data.data,
glance_data.data,
nova_data.data,
cinder_data.data,
neutron_data.data,
swift_data.data,
heat_data.data,
tuskar_data.data)
if load_onto:
for data_func in loaders:
data_func(load_onto)
return load_onto
else:
return TestData(*loaders)
class TestData(object):
"""
Holder object for test data. Any functions passed to the init method
will be called with the ``TestData`` object as their only argument. They
can then load data onto the object as desired.
The idea is to use the instantiated object like this::
>>> import glance_data
>>> TEST = TestData(glance_data.data)
>>> TEST.images.list()
... [<Image: visible_image>, <Image: invisible_image>]
>>> TEST.images.first()
... <Image: visible_image>
You can load as little or as much data as you like as long as the loaders
don't conflict with each other.
See the :class:`~horizon.tests.test_data.utils.TestDataContainer` class
for a list of available methods.
"""
def __init__(self, *args):
for data_func in args:
data_func(self)
class TestDataContainer(object):
""" A container for test data objects.
The behavior of this class is meant to mimic a "manager" class, which
has convenient shortcuts for common actions like "list", "filter", "get",
and "add".
"""
def __init__(self):
self._objects = []
def add(self, *args):
""" Add a new object to this container.
Generally this method should only be used during data loading, since
adding data during a test can affect the results of other tests.
"""
for obj in args:
if obj not in self._objects:
self._objects.append(obj)
def list(self):
""" Returns a list of all objects in this container. """
return self._objects
def filter(self, filtered=None, **kwargs):
"""
Returns objects in this container whose attributes match the given
keyword arguments.
"""
if filtered is None:
filtered = self._objects
try:
key, value = kwargs.popitem()
except KeyError:
# We're out of filters, return
return filtered
def get_match(obj):
return hasattr(obj, key) and getattr(obj, key) == value
return self.filter(filtered=filter(get_match, filtered), **kwargs)
def get(self, **kwargs):
"""
Returns the single object in this container whose attributes match
the given keyword arguments. An error will be raised if the arguments
provided don't return exactly one match.
"""
matches = self.filter(**kwargs)
if not matches:
raise Exception("No matches found.")
elif len(matches) > 1:
raise Exception("Multiple matches found.")
else:
return matches.pop()
def first(self):
""" Returns the first object from this container. """
return self._objects[0]
def count(self):
return len(self._objects)
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