heat/heat/tests/test_dbinstance.py

115 lines
3.8 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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.
import os
import unittest
import mox
from nose.plugins.attrib import attr
from heat.common import context
from heat.common import exception
from heat.common import template_format
from heat.engine import parser
from heat.engine.resources import stack
from heat.engine.resources import dbinstance as dbi
@attr(tag=['unit', 'resource'])
@attr(speed='fast')
class DBInstanceTest(unittest.TestCase):
def setUp(self):
self.m = mox.Mox()
self.m.StubOutWithMock(stack.Stack, 'create_with_template')
self.m.StubOutWithMock(dbi.DBInstance, 'nested')
def tearDown(self):
self.m.UnsetStubs()
print "DBInstanceTest teardown complete"
def load_template(self):
self.path = os.path.dirname(os.path.realpath(__file__)).\
replace('heat/tests', 'templates')
f = open("%s/WordPress_With_RDS.template" % self.path)
t = template_format.parse(f.read())
f.close()
return t
def parse_stack(self, t):
ctx = context.RequestContext.from_dict({
'tenant': 'test_tenant',
'tenant_id': '1234abcd',
'username': 'test_username',
'password': 'password',
'auth_url': 'http://localhost:5000/v2.0'})
template = parser.Template(t)
params = parser.Parameters('test_stack', template, {'KeyName': 'test'})
stack = parser.Stack(ctx, 'test_stack', template, params)
return stack
def create_dbinstance(self, t, stack, resource_name):
resource = dbi.DBInstance(resource_name,
t['Resources'][resource_name],
stack)
self.assertEqual(None, resource.validate())
self.assertEqual(None, resource.create())
self.assertEqual(dbi.DBInstance.CREATE_COMPLETE, resource.state)
return resource
def test_dbinstance(self):
class FakeDatabaseInstance:
def _ipaddress(self):
return '10.0.0.1'
class FakeNested:
resources = {'DatabaseInstance': FakeDatabaseInstance()}
stack.Stack.create_with_template(mox.IgnoreArg()).AndReturn(None)
fn = FakeNested()
dbi.DBInstance.nested().AndReturn(None)
dbi.DBInstance.nested().MultipleTimes().AndReturn(fn)
self.m.ReplayAll()
t = self.load_template()
s = self.parse_stack(t)
resource = self.create_dbinstance(t, s, 'DatabaseServer')
self.assertEqual({'AllocatedStorage': u'5',
'DBInstanceClass': u'db.m1.small',
'DBName': u'wordpress',
'DBSecurityGroups': [],
'KeyName': 'test',
'MasterUserPassword': u'admin',
'MasterUsername': u'admin',
'Port': '3306'}, resource._params())
self.assertEqual('0.0.0.0', resource.FnGetAtt('Endpoint.Address'))
self.assertEqual('10.0.0.1', resource.FnGetAtt('Endpoint.Address'))
self.assertEqual('3306', resource.FnGetAtt('Endpoint.Port'))
try:
resource.FnGetAtt('foo')
except exception.InvalidTemplateAttribute:
pass
else:
raise Exception('Expected InvalidTemplateAttribute')
self.m.VerifyAll()