salt/tests/unit/modules/boto_elb_test.py
2015-04-13 22:04:00 +00:00

203 lines
8.7 KiB
Python

# -*- coding: utf-8 -*-
# import Python Libs
from __future__ import absolute_import
import logging
from copy import deepcopy
# import Python Third Party Libs
# pylint: disable=import-error
try:
import boto
import boto.ec2.elb
HAS_BOTO = True
except ImportError:
HAS_BOTO = False
try:
from moto import mock_ec2, mock_elb
HAS_MOTO = True
except ImportError:
HAS_MOTO = False
def mock_ec2(self):
'''
if the mock_ec2 function is not available due to import failure
this replaces the decorated function with stub_function.
Allows boto_vpc unit tests to use the @mock_ec2 decorator
without a "NameError: name 'mock_ec2' is not defined" error.
'''
def stub_function(self):
pass
return stub_function
def mock_elb(self):
'''
if the mock_ec2 function is not available due to import failure
this replaces the decorated function with stub_function.
Allows boto_vpc unit tests to use the @mock_ec2 decorator
without a "NameError: name 'mock_ec2' is not defined" error.
'''
def stub_function(self):
pass
return stub_function
# pylint: enable=import-error
# Import Salt Libs
import salt.config
import salt.loader
from salt.modules import boto_elb
# Import Salt Testing Libs
from salttesting import skipIf, TestCase
from salttesting.mock import NO_MOCK, NO_MOCK_REASON
from salttesting.helpers import ensure_in_syspath
ensure_in_syspath('../../')
log = logging.getLogger(__name__)
region = 'us-east-1'
access_key = 'GKTADJGHEIQSXMKKRBJ08H'
secret_key = 'askdjghsdfjkghWupUjasdflkdfklgjsdfjajkghs'
conn_parameters = {'region': region, 'key': access_key, 'keyid': secret_key,
'profile': {}}
boto_conn_parameters = {'aws_access_key_id': access_key,
'aws_secret_access_key': secret_key}
instance_parameters = {'instance_type': 't1.micro'}
opts = salt.config.DEFAULT_MASTER_OPTS
utils = salt.loader.utils(opts, whitelist=['boto'])
boto_elb.__utils__ = utils
boto_elb.__virtual__()
@skipIf(NO_MOCK, NO_MOCK_REASON)
@skipIf(HAS_BOTO is False, 'The boto module must be installed.')
@skipIf(HAS_MOTO is False, 'The moto module must be installed.')
class BotoElbTestCase(TestCase):
'''
TestCase for salt.modules.boto_elb module
'''
@mock_ec2
@mock_elb
def test_register_instances_valid_id_result_true(self):
'''
tests that given a valid instance id and valid ELB that
register_instances returns True.
'''
conn_ec2 = boto.ec2.connect_to_region(region, **boto_conn_parameters)
conn_elb = boto.ec2.elb.connect_to_region(region,
**boto_conn_parameters)
zones = [zone.name for zone in conn_ec2.get_all_zones()]
elb_name = 'TestRegisterInstancesValidIdResult'
conn_elb.create_load_balancer(elb_name, zones, [(80, 80, 'http')])
reservations = conn_ec2.run_instances('ami-08389d60')
register_result = boto_elb.register_instances(elb_name,
reservations.instances[0].id,
**conn_parameters)
self.assertEqual(True, register_result)
@mock_ec2
@mock_elb
def test_register_instances_valid_id_string(self):
'''
tests that given a string containing a instance id and valid ELB that
register_instances adds the given instance to an ELB
'''
conn_ec2 = boto.ec2.connect_to_region(region, **boto_conn_parameters)
conn_elb = boto.ec2.elb.connect_to_region(region,
**boto_conn_parameters)
zones = [zone.name for zone in conn_ec2.get_all_zones()]
elb_name = 'TestRegisterInstancesValidIdResult'
conn_elb.create_load_balancer(elb_name, zones, [(80, 80, 'http')])
reservations = conn_ec2.run_instances('ami-08389d60')
boto_elb.register_instances(elb_name, reservations.instances[0].id,
**conn_parameters)
load_balancer_refreshed = conn_elb.get_all_load_balancers(elb_name)[0]
registered_instance_ids = [instance.id for instance in
load_balancer_refreshed.instances]
log.debug(load_balancer_refreshed.instances)
self.assertEqual([reservations.instances[0].id], registered_instance_ids)
@mock_ec2
@mock_elb
def test_deregister_instances_valid_id_result_true(self):
'''
tests that given an valid id the boto_elb deregister_instances method
removes exactly one of a number of ELB registered instances
'''
conn_ec2 = boto.ec2.connect_to_region(region, **boto_conn_parameters)
conn_elb = boto.ec2.elb.connect_to_region(region,
**boto_conn_parameters)
zones = [zone.name for zone in conn_ec2.get_all_zones()]
elb_name = 'TestDeregisterInstancesValidIdResult'
load_balancer = conn_elb.create_load_balancer(elb_name, zones,
[(80, 80, 'http')])
reservations = conn_ec2.run_instances('ami-08389d60')
load_balancer.register_instances(reservations.instances[0].id)
deregister_result = boto_elb.deregister_instances(elb_name,
reservations.instances[0].id,
**conn_parameters)
self.assertEqual(True, deregister_result)
@mock_ec2
@mock_elb
def test_deregister_instances_valid_id_string(self):
'''
tests that given an valid id the boto_elb deregister_instances method
removes exactly one of a number of ELB registered instances
'''
conn_ec2 = boto.ec2.connect_to_region(region, **boto_conn_parameters)
conn_elb = boto.ec2.elb.connect_to_region(region,
**boto_conn_parameters)
zones = [zone.name for zone in conn_ec2.get_all_zones()]
elb_name = 'TestDeregisterInstancesValidIdString'
load_balancer = conn_elb.create_load_balancer(elb_name, zones,
[(80, 80, 'http')])
reservations = conn_ec2.run_instances('ami-08389d60', min_count=2)
all_instance_ids = [instance.id for instance in reservations.instances]
load_balancer.register_instances(all_instance_ids)
boto_elb.deregister_instances(elb_name, reservations.instances[0].id,
**conn_parameters)
load_balancer_refreshed = conn_elb.get_all_load_balancers(elb_name)[0]
expected_instances = deepcopy(all_instance_ids)
expected_instances.remove(reservations.instances[0].id)
actual_instances = [instance.id for instance in
load_balancer_refreshed.instances]
self.assertEqual(actual_instances, expected_instances)
@mock_ec2
@mock_elb
def test_deregister_instances_valid_id_list(self):
'''
tests that given an valid ids in the form of a list that the boto_elb
deregister_instances all members of the given list
'''
conn_ec2 = boto.ec2.connect_to_region(region, **boto_conn_parameters)
conn_elb = boto.ec2.elb.connect_to_region(region,
**boto_conn_parameters)
zones = [zone.name for zone in conn_ec2.get_all_zones()]
elb_name = 'TestDeregisterInstancesValidIdList'
load_balancer = conn_elb.create_load_balancer(elb_name, zones,
[(80, 80, 'http')])
reservations = conn_ec2.run_instances('ami-08389d60', min_count=3)
all_instance_ids = [instance.id for instance in reservations.instances]
load_balancer.register_instances(all_instance_ids)
# reservations.instances[:-1] refers to all instances except list
# instance
deregister_instances = [instance.id for instance in
reservations.instances[:-1]]
expected_instances = [reservations.instances[-1].id]
boto_elb.deregister_instances(elb_name, deregister_instances,
**conn_parameters)
load_balancer_refreshed = conn_elb.get_all_load_balancers(elb_name)[0]
actual_instances = [instance.id for instance in
load_balancer_refreshed.instances]
self.assertEqual(actual_instances, expected_instances)
if __name__ == '__main__':
from integration import run_tests # pylint: disable=import-error
run_tests(BotoElbTestCase, needs_daemon=False)