1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
# Copyright 2014 IBM Corp.
#
# 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 configparser
import os
from unittest import mock
import importlib.metadata as importlib_metadata
import trove
from trove.common import extensions
from trove.extensions.routes.mgmt import Mgmt
from trove.extensions.routes.mysql import Mysql
from trove.tests.unittests import trove_testtools
DEFAULT_EXTENSION_MAP = {
'Mgmt': [Mgmt, extensions.ExtensionDescriptor],
'MYSQL': [Mysql, extensions.ExtensionDescriptor]
}
INVALID_EXTENSION_MAP = {
'mgmt': 'trove.extensions.routes.mgmt:Mgmt',
'mysql': 'trove.extensions.routes.mysql:Mysql',
'invalid': 'trove.tests.unittests.api.common.'
'test_extensions:InvalidExtension'
}
class InvalidExtension(object):
def get_name(self):
return "Invalid"
def get_description(self):
return "Invalid Extension"
def get_alias(self):
return "Invalid"
def get_namespace(self):
return "http://TBD"
def get_updated(self):
return "2014-08-14T13:25:27-06:00"
def get_resources(self):
return []
class TestExtensionLoading(trove_testtools.TestCase):
def setUp(self):
super(TestExtensionLoading, self).setUp()
def tearDown(self):
super(TestExtensionLoading, self).tearDown()
def _assert_default_extensions(self, ext_list):
for alias, ext in ext_list.items():
for clazz in DEFAULT_EXTENSION_MAP[alias]:
self.assertIsInstance(ext, clazz, "Improper extension class")
@mock.patch("stevedore.enabled.EnabledExtensionManager.list_entry_points")
def test_default_extensions(self, mock_extensions):
trove_base = os.path.abspath(os.path.join(
os.path.dirname(trove.__file__), ".."))
setup_path = "%s/setup.cfg" % trove_base
# check if we are running as unit test without module installed
if os.path.isfile(setup_path):
parser = configparser.ConfigParser()
parser.read(setup_path)
entry_points = parser.get(
'entry_points', extensions.ExtensionManager.EXT_NAMESPACE)
test_extensions = list()
for entry in entry_points.split('\n')[1:]:
name = entry.split("=")[0].strip()
value = entry.split("=")[1].strip()
test_extensions.append(importlib_metadata.EntryPoint(
name=name,
value=value,
group=extensions.ExtensionManager.EXT_NAMESPACE))
mock_extensions.return_value = test_extensions
extension_mgr = extensions.ExtensionManager()
self.assertEqual(sorted(DEFAULT_EXTENSION_MAP.keys()),
sorted(extension_mgr.extensions.keys()),
"Invalid extension names")
self._assert_default_extensions(extension_mgr.extensions)
@mock.patch("stevedore.enabled.EnabledExtensionManager.list_entry_points")
def test_invalid_extension(self, mock_extensions):
test_extensions = list()
for k, v in INVALID_EXTENSION_MAP.items():
test_extensions.append(importlib_metadata.EntryPoint(
name=k,
value=v,
group=extensions.ExtensionManager.EXT_NAMESPACE))
mock_extensions.return_value = test_extensions
extension_mgr = extensions.ExtensionManager()
self.assertEqual(2, len(extension_mgr.extensions),
"Loaded invalid extensions")
self._assert_default_extensions(extension_mgr.extensions)
|
