/usr/lib/python2.7/dist-packages/stevedore/tests/test_test_manager.py is in python-stevedore 1:1.28.0-0ubuntu1.
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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | # 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 mock import Mock, sentinel
from stevedore import (ExtensionManager, NamedExtensionManager, HookManager,
DriverManager, EnabledExtensionManager)
from stevedore.dispatch import (DispatchExtensionManager,
NameDispatchExtensionManager)
from stevedore.extension import Extension
from stevedore.tests import utils
test_extension = Extension('test_extension', None, None, None)
test_extension2 = Extension('another_one', None, None, None)
mock_entry_point = Mock(module_name='test.extension', attrs=['obj'])
a_driver = Extension('test_driver', mock_entry_point, sentinel.driver_plugin,
sentinel.driver_obj)
# base ExtensionManager
class TestTestManager(utils.TestCase):
def test_instance_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = ExtensionManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
def test_instance_should_have_default_namespace(self):
em = ExtensionManager.make_test_instance([])
self.assertEqual(em.namespace, 'TESTING')
def test_instance_should_use_supplied_namespace(self):
namespace = 'testing.1.2.3'
em = ExtensionManager.make_test_instance([], namespace=namespace)
self.assertEqual(namespace, em.namespace)
def test_extension_name_should_be_listed(self):
em = ExtensionManager.make_test_instance([test_extension])
self.assertIn(test_extension.name, em.names())
def test_iterator_should_yield_extension(self):
em = ExtensionManager.make_test_instance([test_extension])
self.assertEqual(test_extension, next(iter(em)))
def test_manager_should_allow_name_access(self):
em = ExtensionManager.make_test_instance([test_extension])
self.assertEqual(test_extension, em[test_extension.name])
def test_manager_should_call(self):
em = ExtensionManager.make_test_instance([test_extension])
func = Mock()
em.map(func)
func.assert_called_once_with(test_extension)
def test_manager_should_call_all(self):
em = ExtensionManager.make_test_instance([test_extension2,
test_extension])
func = Mock()
em.map(func)
func.assert_any_call(test_extension2)
func.assert_any_call(test_extension)
def test_manager_return_values(self):
def mapped(ext, *args, **kwds):
return ext.name
em = ExtensionManager.make_test_instance([test_extension2,
test_extension])
results = em.map(mapped)
self.assertEqual(sorted(results), ['another_one', 'test_extension'])
def test_manager_should_eat_exceptions(self):
em = ExtensionManager.make_test_instance([test_extension])
func = Mock(side_effect=RuntimeError('hard coded error'))
results = em.map(func, 1, 2, a='A', b='B')
self.assertEqual(results, [])
def test_manager_should_propagate_exceptions(self):
em = ExtensionManager.make_test_instance([test_extension],
propagate_map_exceptions=True)
self.skipTest('Skipping temporarily')
func = Mock(side_effect=RuntimeError('hard coded error'))
em.map(func, 1, 2, a='A', b='B')
# NamedExtensionManager
def test_named_manager_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = NamedExtensionManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
def test_named_manager_should_have_default_namespace(self):
em = NamedExtensionManager.make_test_instance([])
self.assertEqual(em.namespace, 'TESTING')
def test_named_manager_should_use_supplied_namespace(self):
namespace = 'testing.1.2.3'
em = NamedExtensionManager.make_test_instance([], namespace=namespace)
self.assertEqual(namespace, em.namespace)
def test_named_manager_should_populate_names(self):
extensions = [test_extension, test_extension2]
em = NamedExtensionManager.make_test_instance(extensions)
self.assertEqual(em.names(), ['test_extension', 'another_one'])
# HookManager
def test_hook_manager_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = HookManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
def test_hook_manager_should_be_first_extension_name(self):
extensions = [test_extension, test_extension2]
em = HookManager.make_test_instance(extensions)
# This will raise KeyError if the names don't match
assert(em[test_extension.name])
def test_hook_manager_should_have_default_namespace(self):
em = HookManager.make_test_instance([test_extension])
self.assertEqual(em.namespace, 'TESTING')
def test_hook_manager_should_use_supplied_namespace(self):
namespace = 'testing.1.2.3'
em = HookManager.make_test_instance([test_extension],
namespace=namespace)
self.assertEqual(namespace, em.namespace)
def test_hook_manager_should_return_named_extensions(self):
hook1 = Extension('captain', None, None, None)
hook2 = Extension('captain', None, None, None)
em = HookManager.make_test_instance([hook1, hook2])
self.assertEqual([hook1, hook2], em['captain'])
# DriverManager
def test_driver_manager_should_use_supplied_extension(self):
em = DriverManager.make_test_instance(a_driver)
self.assertEqual([a_driver], em.extensions)
def test_driver_manager_should_have_default_namespace(self):
em = DriverManager.make_test_instance(a_driver)
self.assertEqual(em.namespace, 'TESTING')
def test_driver_manager_should_use_supplied_namespace(self):
namespace = 'testing.1.2.3'
em = DriverManager.make_test_instance(a_driver, namespace=namespace)
self.assertEqual(namespace, em.namespace)
def test_instance_should_use_driver_name(self):
em = DriverManager.make_test_instance(a_driver)
self.assertEqual(['test_driver'], em.names())
def test_instance_call(self):
def invoke(ext, *args, **kwds):
return ext.name, args, kwds
em = DriverManager.make_test_instance(a_driver)
result = em(invoke, 'a', b='C')
self.assertEqual(result, ('test_driver', ('a',), {'b': 'C'}))
def test_instance_driver_property(self):
em = DriverManager.make_test_instance(a_driver)
self.assertEqual(sentinel.driver_obj, em.driver)
# EnabledExtensionManager
def test_enabled_instance_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = EnabledExtensionManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
# DispatchExtensionManager
def test_dispatch_instance_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = DispatchExtensionManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
def test_dispatch_map_should_invoke_filter_for_extensions(self):
em = DispatchExtensionManager.make_test_instance([test_extension,
test_extension2])
filter_func = Mock(return_value=False)
args = ('A',)
kw = {'big': 'Cheese'}
em.map(filter_func, None, *args, **kw)
filter_func.assert_any_call(test_extension, *args, **kw)
filter_func.assert_any_call(test_extension2, *args, **kw)
# NameDispatchExtensionManager
def test_name_dispatch_instance_should_use_supplied_extensions(self):
extensions = [test_extension, test_extension2]
em = NameDispatchExtensionManager.make_test_instance(extensions)
self.assertEqual(extensions, em.extensions)
def test_name_dispatch_instance_should_build_extension_name_map(self):
extensions = [test_extension, test_extension2]
em = NameDispatchExtensionManager.make_test_instance(extensions)
self.assertEqual(test_extension, em.by_name[test_extension.name])
self.assertEqual(test_extension2, em.by_name[test_extension2.name])
def test_named_dispatch_map_should_invoke_filter_for_extensions(self):
em = NameDispatchExtensionManager.make_test_instance([test_extension,
test_extension2])
func = Mock()
args = ('A',)
kw = {'BIGGER': 'Cheese'}
em.map(['test_extension'], func, *args, **kw)
func.assert_called_once_with(test_extension, *args, **kw)
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