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#
# Copyright (C) 2019 Red Hat, Inc. All rights reserved.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
# USA
#
import unittest
from unittest.mock import Mock
from dasbus.server.container import DBusContainer, DBusContainerError
from dasbus.server.interface import dbus_interface
from dasbus.server.publishable import Publishable
from dasbus.server.template import BasicInterfaceTemplate
from dasbus.typing import Str, ObjPath
@dbus_interface("org.Project.Object")
class MyInterface(BasicInterfaceTemplate):
def HelloWorld(self) -> Str:
return self.implementation.hello_world()
class MyObject(Publishable):
def for_publication(self):
return MyInterface(self)
def hello_world(self):
return "Hello World!"
class MyUnpublishable(object):
pass
class DBusContainerTestCase(unittest.TestCase):
"""Test DBus containers."""
def setUp(self):
self.message_bus = Mock()
self.container = DBusContainer(
namespace=("org", "Project"),
basename="Object",
message_bus=self.message_bus
)
def test_set_namespace(self):
"""Test set_namespace."""
self.container.set_namespace(("org", "Another", "Project"))
path = self.container.to_object_path(MyObject())
self.assertEqual(path, "/org/Another/Project/Object/1")
path = self.container.to_object_path(MyObject())
self.assertEqual(path, "/org/Another/Project/Object/2")
def test_to_object_path_failed(self):
"""Test failed to_object_path."""
with self.assertRaises(TypeError) as cm:
self.container.to_object_path(MyUnpublishable())
self.assertEqual(
"Type 'MyUnpublishable' is not publishable.",
str(cm.exception)
)
with self.assertRaises(DBusContainerError) as cm:
self.container._find_object_path(MyObject())
self.assertEqual(
"No object path found.",
str(cm.exception)
)
def test_to_object_path(self):
"""Test to_object_path."""
obj = MyObject()
path = self.container.to_object_path(obj)
self.message_bus.publish_object.assert_called_once()
published_path, published_obj = \
self.message_bus.publish_object.call_args[0]
self.assertEqual(path, "/org/Project/Object/1")
self.assertEqual(path, published_path)
self.assertIsInstance(published_obj, MyInterface)
self.assertEqual(obj, published_obj.implementation)
self.message_bus.reset_mock()
self.assertEqual(self.container.to_object_path(obj), path)
self.message_bus.publish_object.assert_not_called()
self.assertEqual(self.container.to_object_path(obj), path)
self.message_bus.publish_object.assert_not_called()
def test_to_object_path_list(self):
"""Test to_object_path_list."""
objects = [MyObject(), MyObject(), MyObject()]
paths = self.container.to_object_path_list(objects)
self.assertEqual(self.message_bus.publish_object.call_count, 3)
self.assertEqual(paths, [
"/org/Project/Object/1",
"/org/Project/Object/2",
"/org/Project/Object/3"
])
self.message_bus.reset_mock()
self.assertEqual(paths, self.container.to_object_path_list(objects))
self.message_bus.publish_object.assert_not_called()
self.assertEqual(paths, self.container.to_object_path_list(objects))
self.message_bus.publish_object.assert_not_called()
def test_from_object_path_failed(self):
"""Test failures."""
with self.assertRaises(DBusContainerError) as cm:
self.container.from_object_path(ObjPath("/org/Project/Object/1"))
self.assertEqual(
"Unknown object path '/org/Project/Object/1'.",
str(cm.exception)
)
def test_from_object_path(self):
"""Test from_object_path."""
obj = MyObject()
path = self.container.to_object_path(obj)
self.assertEqual(obj, self.container.from_object_path(path))
self.assertEqual(path, self.container.to_object_path(obj))
self.assertEqual(obj, self.container.from_object_path(path))
self.assertEqual(path, self.container.to_object_path(obj))
def test_from_object_path_list(self):
"""Test from_object_path_list."""
objects = [MyObject(), MyObject(), MyObject()]
paths = self.container.to_object_path_list(objects)
self.assertEqual(objects, self.container.from_object_path_list(paths))
self.assertEqual(paths, self.container.to_object_path_list(objects))
self.assertEqual(objects, self.container.from_object_path_list(paths))
self.assertEqual(paths, self.container.to_object_path_list(objects))
def test_multiple_objects(self):
"""Test multiple objects."""
obj = MyObject()
path = self.container.to_object_path(obj)
self.assertEqual(path, "/org/Project/Object/1")
self.assertEqual(obj, self.container.from_object_path(path))
self.message_bus.publish_object.assert_called_once()
self.message_bus.reset_mock()
obj = MyObject()
path = self.container.to_object_path(obj)
self.assertEqual(path, "/org/Project/Object/2")
self.assertEqual(obj, self.container.from_object_path(path))
self.message_bus.publish_object.assert_called_once()
self.message_bus.reset_mock()
obj = MyObject()
path = self.container.to_object_path(obj)
self.assertEqual(path, "/org/Project/Object/3")
self.assertEqual(obj, self.container.from_object_path(path))
self.message_bus.publish_object.assert_called_once()
self.message_bus.reset_mock()
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