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# Copyright (C) 2009 Lars Wirzenius <liw@liw.fi>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import unittest
from pluginmgr import Plugin, PluginManager
class MockGObject(object):
def connect(self, *args):
self.connect_args = args
return 42
def disconnect(self, *args):
self.disconnect_args = args
class PluginTests(unittest.TestCase):
def setUp(self):
self.plugin = Plugin()
def test_name_is_class_name(self):
self.assertEqual(self.plugin.name, 'Plugin')
def test_description_is_empty_string(self):
self.assertEqual(self.plugin.description, '')
def test_version_is_zeroes(self):
self.assertEqual(self.plugin.version, '0.0.0')
def test_required_application_version_is_zeroes(self):
self.assertEqual(self.plugin.required_application_version, '0.0.0')
def test_enable_raises_exception(self):
self.assertRaises(Exception, self.plugin.enable)
def test_disable_raises_exception(self):
self.assertRaises(Exception, self.plugin.disable)
def test_enables_signal(self):
obj = MockGObject()
self.plugin.enable_signal(obj, 'signal_name', 'callback')
self.assertEqual(obj.connect_args, ('signal_name', 'callback'))
def test_disables_signals(self):
obj = MockGObject()
self.plugin.enable_signal(obj, 'signal_name', 'callback')
self.plugin.disable_signals()
self.assertEqual(obj.disconnect_args, (42,))
class PluginManagerInitialStateTests(unittest.TestCase):
def setUp(self):
self.pm = PluginManager()
def test_locations_is_empty_list(self):
self.assertEqual(self.pm.locations, [])
def test_plugins_is_empty_list(self):
self.assertEqual(self.pm.plugins, [])
def test_application_version_is_zeroes(self):
self.assertEqual(self.pm.application_version, '0.0.0')
def test_plugin_files_is_empty(self):
self.assertEqual(self.pm.plugin_files, [])
def test_plugin_arguments_is_empty(self):
self.assertEqual(self.pm.plugin_arguments, [])
def test_plugin_keyword_arguments_is_empty(self):
self.assertEqual(self.pm.plugin_keyword_arguments, {})
class PluginManagerTests(unittest.TestCase):
def setUp(self):
self.pm = PluginManager()
self.pm.locations = ['test-plugins', 'not-exist']
self.pm.plugin_arguments = ('fooarg',)
self.pm.plugin_keyword_arguments = { 'bar': 'bararg' }
self.files = sorted(['test-plugins/hello_plugin.py',
'test-plugins/aaa_hello_plugin.py',
'test-plugins/oldhello_plugin.py',
'test-plugins/wrongversion_plugin.py'])
def test_finds_the_right_plugin_files(self):
self.assertEqual(self.pm.find_plugin_files(), self.files)
def test_plugin_files_attribute_implicitly_searches(self):
self.assertEqual(self.pm.plugin_files, self.files)
def test_loads_hello_plugin(self):
plugins = self.pm.load_plugins()
self.assertEqual(len(plugins), 1)
self.assertEqual(plugins[0].name, 'Hello')
def test_plugins_attribute_implicitly_searches(self):
self.assertEqual(len(self.pm.plugins), 1)
self.assertEqual(self.pm.plugins[0].name, 'Hello')
def test_initializes_hello_with_correct_args(self):
plugin = self.pm['Hello']
self.assertEqual(plugin.foo, 'fooarg')
self.assertEqual(plugin.bar, 'bararg')
def test_raises_keyerror_for_unknown_plugin(self):
self.assertRaises(KeyError, self.pm.__getitem__, 'Hithere')
class PluginManagerCompatibleApplicationVersionTests(unittest.TestCase):
def setUp(self):
self.pm = PluginManager()
self.pm.application_version = '1.2.3'
def test_rejects_zero(self):
self.assertFalse(self.pm.compatible_version('0'))
def test_rejects_two(self):
self.assertFalse(self.pm.compatible_version('2'))
def test_rejects_one_two_four(self):
self.assertFalse(self.pm.compatible_version('1.2.4'))
def test_accepts_one(self):
self.assert_(self.pm.compatible_version('1'))
def test_accepts_one_two_three(self):
self.assert_(self.pm.compatible_version('1.2.3'))
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