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#
# 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.
from heat.common import exception
from heat.common import template_format
from heat.engine import parser
from heat.engine import resource
from heat.engine import scheduler
from heat.tests.common import HeatTestCase
from heat.tests import utils
from ..resources import queue # noqa
wp_template = '''
{
"AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "openstack Marconi queue service as a resource",
"Resources" : {
"MyQueue2" : {
"Type" : "OS::Marconi::Queue",
"Properties" : {
"name": "myqueue",
"metadata": { "key1": { "key2": "value", "key3": [1, 2] } }
}
}
},
"Outputs" : {
"queue_id": {
"Value": { "Fn::GetAtt" : [ "MyQueue2", "queue_id" ]},
"Description": "queue name"
},
"queue_href": {
"Value": { "Fn::GetAtt" : [ "MyQueue2", "href" ]},
"Description": "queue href"
}
}
}
'''
class FakeQueue(object):
def __init__(self, queue_name, auto_create=True):
self._id = queue_name
self._auto_create = auto_create
self._exists = False
def exists(self):
return self._exists
def ensure_exists(self):
self._exists = True
def metadata(self, new_meta=None):
pass
def delete(self):
pass
class MarconiMessageQueueTest(HeatTestCase):
def setUp(self):
super(MarconiMessageQueueTest, self).setUp()
self.fc = self.m.CreateMockAnything()
utils.setup_dummy_db()
self.ctx = utils.dummy_context()
resource._register_class("OS::Marconi::Queue",
queue.MarconiQueue)
def parse_stack(self, t):
stack_name = 'test_stack'
tmpl = parser.Template(t)
self.stack = parser.Stack(self.ctx, stack_name, tmpl)
self.stack.validate()
self.stack.store()
@utils.stack_delete_after
def test_create(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue(queue.physical_resource_name(), auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue(queue.physical_resource_name(),
auto_create=False).AndReturn(fake_q)
self.m.StubOutWithMock(fake_q, 'exists')
fake_q.exists().AndReturn(False)
self.m.StubOutWithMock(fake_q, 'ensure_exists')
fake_q.ensure_exists()
fake_q.exists().AndReturn(True)
self.m.StubOutWithMock(fake_q, 'metadata')
fake_q.metadata(new_meta=queue.properties.get('metadata'))
self.m.ReplayAll()
scheduler.TaskRunner(queue.create)()
self.fc.api_url = 'http://127.0.0.1:8888/v1'
self.assertEqual('myqueue', queue.FnGetAtt('queue_id'))
self.assertEqual('http://127.0.0.1:8888/v1/queues/myqueue',
queue.FnGetAtt('href'))
self.m.VerifyAll()
@utils.stack_delete_after
def test_create_existing_queue(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue("myqueue", auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue("myqueue", auto_create=False).AndReturn(fake_q)
self.m.StubOutWithMock(fake_q, 'exists')
fake_q.exists().AndReturn(True)
self.m.ReplayAll()
err = self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(queue.create))
self.assertEqual("Error: Message queue myqueue already exists.",
str(err))
self.m.VerifyAll()
@utils.stack_delete_after
def test_create_failed(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue("myqueue", auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue("myqueue", auto_create=False).AndReturn(fake_q)
self.m.StubOutWithMock(fake_q, 'exists')
fake_q.exists().AndReturn(False)
self.m.StubOutWithMock(fake_q, 'ensure_exists')
fake_q.ensure_exists()
fake_q.exists().AndReturn(False)
self.m.ReplayAll()
err = self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(queue.create))
self.assertEqual("Error: Message queue myqueue creation failed.",
str(err))
self.m.VerifyAll()
@utils.stack_delete_after
def test_delete(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
queue.resource_id_set(queue.properties.get('name'))
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue("myqueue", auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue("myqueue",
auto_create=False).MultipleTimes().AndReturn(fake_q)
self.m.StubOutWithMock(fake_q, 'delete')
fake_q.delete()
self.m.ReplayAll()
scheduler.TaskRunner(queue.create)()
scheduler.TaskRunner(queue.delete)()
self.m.VerifyAll()
@utils.stack_delete_after
def test_update_in_place(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
queue.resource_id_set(queue.properties.get('name'))
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue('myqueue', auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue('myqueue',
auto_create=False).MultipleTimes().AndReturn(fake_q)
self.m.StubOutWithMock(fake_q, 'metadata')
fake_q.metadata(new_meta={"key1": {"key2": "value", "key3": [1, 2]}})
# Expected to be called during update
fake_q.metadata(new_meta={'key1': 'value'})
self.m.ReplayAll()
t = template_format.parse(wp_template)
new_queue = t['Resources']['MyQueue2']
new_queue['Properties']['metadata'] = {'key1': 'value'}
scheduler.TaskRunner(queue.create)()
scheduler.TaskRunner(queue.update, new_queue)()
self.m.VerifyAll()
@utils.stack_delete_after
def test_update_replace(self):
t = template_format.parse(wp_template)
self.parse_stack(t)
queue = self.stack['MyQueue2']
queue.resource_id_set(queue.properties.get('name'))
self.m.StubOutWithMock(queue, 'marconi')
queue.marconi().MultipleTimes().AndReturn(self.fc)
fake_q = FakeQueue('myqueue', auto_create=False)
self.m.StubOutWithMock(self.fc, 'queue')
self.fc.queue('myqueue',
auto_create=False).MultipleTimes().AndReturn(fake_q)
self.m.ReplayAll()
t = template_format.parse(wp_template)
t['Resources']['MyQueue2']['Properties']['name'] = 'new_queue'
new_queue = t['Resources']['MyQueue2']
scheduler.TaskRunner(queue.create)()
err = self.assertRaises(resource.UpdateReplace,
scheduler.TaskRunner(queue.update,
new_queue))
msg = 'The Resource MyQueue2 requires replacement.'
self.assertEqual(msg, str(err))
self.m.VerifyAll()
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