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# Copyright (c) 2011 OpenStack Foundation
# All Rights Reserved.
#
# 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
from nose.tools import assert_equal
from nose.tools import assert_false
from nose.tools import assert_true
from troveclient.compat import exceptions
from troveclient.v1.flavors import Flavor
from proboscis import before_class
from proboscis import test
from proboscis.asserts import assert_raises
from trove import tests
from trove.tests.util import create_dbaas_client
from trove.tests.util import create_nova_client
from trove.tests.util import test_config
from trove.tests.util.users import Requirements
from trove.tests.util.check import AttrCheck
GROUP = "dbaas.api.flavors"
servers_flavors = None
dbaas_flavors = None
user = None
def assert_attributes_equal(name, os_flavor, dbaas_flavor):
"""Given an attribute name and two objects,
ensures the attribute is equal.
"""
assert_true(hasattr(os_flavor, name),
"open stack flavor did not have attribute %s" % name)
assert_true(hasattr(dbaas_flavor, name),
"dbaas flavor did not have attribute %s" % name)
expected = getattr(os_flavor, name)
actual = getattr(dbaas_flavor, name)
assert_equal(expected, actual,
'DBaas flavor differs from Open Stack on attribute ' + name)
def assert_flavors_roughly_equivalent(os_flavor, dbaas_flavor):
assert_attributes_equal('name', os_flavor, dbaas_flavor)
assert_attributes_equal('ram', os_flavor, dbaas_flavor)
assert_false(hasattr(dbaas_flavor, 'disk'),
"The attribute 'disk' s/b absent from the dbaas API.")
def assert_link_list_is_equal(flavor):
assert_true(hasattr(flavor, 'links'))
assert_true(flavor.links)
for link in flavor.links:
href = link['href']
if "self" in link['rel']:
expected_href = os.path.join(test_config.dbaas_url, "flavors",
str(flavor.id))
url = test_config.dbaas_url.replace('http:', 'https:', 1)
msg = ("REL HREF %s doesn't start with %s" %
(href, test_config.dbaas_url))
assert_true(href.startswith(url), msg)
url = os.path.join("flavors", str(flavor.id))
msg = "REL HREF %s doesn't end in 'flavors/id'" % href
assert_true(href.endswith(url), msg)
elif "bookmark" in link['rel']:
base_url = test_config.version_url.replace('http:', 'https:', 1)
expected_href = os.path.join(base_url, "flavors", str(flavor.id))
msg = 'bookmark "href" must be %s, not %s' % (expected_href, href)
assert_equal(href, expected_href, msg)
else:
assert_false(True, "Unexpected rel - %s" % link['rel'])
@test(groups=[tests.DBAAS_API, GROUP, tests.PRE_INSTANCES],
depends_on_groups=["services.initialize"])
class Flavors(object):
@before_class
def setUp(self):
rd_user = test_config.users.find_user(
Requirements(is_admin=False, services=["trove"]))
self.rd_client = create_dbaas_client(rd_user)
if test_config.nova_client is not None:
nova_user = test_config.users.find_user(
Requirements(services=["nova"]))
self.nova_client = create_nova_client(nova_user)
def get_expected_flavors(self):
# If we have access to the client, great! Let's use that as the flavors
# returned by Trove should be identical.
if test_config.nova_client is not None:
return self.nova_client.flavors.list()
# If we don't have access to the client the flavors need to be spelled
# out in the config file.
flavors = [Flavor(Flavors, flavor_dict, loaded=True)
for flavor_dict in test_config.flavors]
return flavors
@test
def confirm_flavors_lists_nearly_identical(self):
os_flavors = self.get_expected_flavors()
dbaas_flavors = self.rd_client.flavors.list()
print("Open Stack Flavors:")
print(os_flavors)
print("DBaaS Flavors:")
print(dbaas_flavors)
#Length of both flavors list should be identical.
assert_equal(len(os_flavors), len(dbaas_flavors))
for os_flavor in os_flavors:
found_index = None
for index, dbaas_flavor in enumerate(dbaas_flavors):
if os_flavor.name == dbaas_flavor.name:
msg = ("Flavor ID '%s' appears in elements #%s and #%d." %
(dbaas_flavor.id, str(found_index), index))
assert_true(found_index is None, msg)
assert_flavors_roughly_equivalent(os_flavor, dbaas_flavor)
found_index = index
msg = "Some flavors from OS list were missing in DBAAS list."
assert_false(found_index is None, msg)
for flavor in dbaas_flavors:
assert_link_list_is_equal(flavor)
@test
def test_flavor_list_attrs(self):
expected_attrs = ['id', 'name', 'ram', 'links', 'local_storage']
flavors = self.rd_client.flavors.list()
attrcheck = AttrCheck()
for flavor in flavors:
flavor_dict = flavor._info
attrcheck.attrs_exist(flavor_dict, expected_attrs,
msg="Flavors list")
attrcheck.links(flavor_dict['links'])
@test
def test_flavor_get_attrs(self):
expected_attrs = ['id', 'name', 'ram', 'links', 'local_storage']
flavor = self.rd_client.flavors.get(1)
attrcheck = AttrCheck()
flavor_dict = flavor._info
attrcheck.attrs_exist(flavor_dict, expected_attrs,
msg="Flavor Get 1")
attrcheck.links(flavor_dict['links'])
@test
def test_flavor_not_found(self):
assert_raises(exceptions.NotFound,
self.rd_client.flavors.get, "detail")
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