def test_unloaded_supported_extensions_raises_exception(self):
stub_plugin = ext_stubs.StubPlugin(
supported_extensions=["unloaded_extension"])
plugin_info = {constants.CORE: stub_plugin}
self.assertRaises(exceptions.ExtensionsNotFound,
extensions.PluginAwareExtensionManager, '',
plugin_info)
def test_extension_loaded_for_non_core_plugin(self):
class NonCorePluginExtenstion(ext_stubs.StubExtension):
def get_plugin_interface(self):
return None
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {constants.DUMMY: stub_plugin}
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(NonCorePluginExtenstion("e1"))
self.assertTrue("e1" in ext_mgr.extensions)
def test_unsupported_extensions_are_not_loaded(self):
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1", "e3"])
plugin_info = {constants.CORE: stub_plugin}
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ext_stubs.StubExtension("e1"))
ext_mgr.add_extension(ext_stubs.StubExtension("e2"))
ext_mgr.add_extension(ext_stubs.StubExtension("e3"))
self.assertTrue("e1" in ext_mgr.extensions)
self.assertFalse("e2" in ext_mgr.extensions)
self.assertTrue("e3" in ext_mgr.extensions)
def test_extension_loaded_for_non_core_plugin(self):
class NonCorePluginExtenstion(ext_stubs.StubExtension):
def get_plugin_interface(self):
return None
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {constants.DUMMY: stub_plugin}
with mock.patch("neutron.api.extensions.PluginAwareExtensionManager."
"check_if_plugin_extensions_loaded"):
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(NonCorePluginExtenstion("e1"))
self.assertIn("e1", ext_mgr.extensions)
def test_extensions_expecting_neutron_plugin_interface_are_loaded(self):
class ExtensionForQuamtumPluginInterface(ext_stubs.StubExtension):
"""This Extension does not implement get_plugin_interface method.
This will work with any plugin implementing NeutronPluginBase
"""
pass
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {constants.CORE: stub_plugin}
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ExtensionForQuamtumPluginInterface("e1"))
self.assertTrue("e1" in ext_mgr.extensions)
def test_unsupported_extensions_are_not_loaded(self):
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1", "e3"])
plugin_info = {constants.CORE: stub_plugin}
with mock.patch("neutron.api.extensions.PluginAwareExtensionManager."
"check_if_plugin_extensions_loaded"):
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ext_stubs.StubExtension("e1"))
ext_mgr.add_extension(ext_stubs.StubExtension("e2"))
ext_mgr.add_extension(ext_stubs.StubExtension("e3"))
self.assertIn("e1", ext_mgr.extensions)
self.assertNotIn("e2", ext_mgr.extensions)
self.assertIn("e3", ext_mgr.extensions)
def test_extensions_without_need_for__plugin_interface_are_loaded(self):
class ExtensionWithNoNeedForPluginInterface(ext_stubs.StubExtension):
"""This Extension does not need any plugin interface.
This will work with any plugin implementing NeutronPluginBase
"""
def get_plugin_interface(self):
return None
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {constants.CORE: stub_plugin}
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ExtensionWithNoNeedForPluginInterface("e1"))
self.assertTrue("e1" in ext_mgr.extensions)
def test_extensions_expecting_neutron_plugin_interface_are_loaded(self):
class ExtensionForQuamtumPluginInterface(ext_stubs.StubExtension):
"""This Extension does not implement get_plugin_interface method.
This will work with any plugin implementing NeutronPluginBase
"""
pass
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {lib_const.CORE: stub_plugin}
with mock.patch("neutron.api.extensions.PluginAwareExtensionManager."
"check_if_plugin_extensions_loaded"):
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ExtensionForQuamtumPluginInterface("e1"))
self.assertIn("e1", ext_mgr.extensions)
def test_extensions_without_need_for__plugin_interface_are_loaded(self):
class ExtensionWithNoNeedForPluginInterface(ext_stubs.StubExtension):
"""This Extension does not need any plugin interface.
This will work with any plugin implementing NeutronPluginBase
"""
def get_plugin_interface(self):
return None
stub_plugin = ext_stubs.StubPlugin(supported_extensions=["e1"])
plugin_info = {lib_const.CORE: stub_plugin}
with mock.patch("neutron.api.extensions.PluginAwareExtensionManager."
"check_if_plugin_extensions_loaded"):
ext_mgr = extensions.PluginAwareExtensionManager('', plugin_info)
ext_mgr.add_extension(ExtensionWithNoNeedForPluginInterface("e1"))
self.assertIn("e1", ext_mgr.extensions)
