def test_autoload_config_dir(self):
daemon = Daemon()
path = os.path.join(tmp, 'foo')
os.makedirs(path)
with open(os.path.join(path, 'config.json'), 'w') as file:
file.write('{"foo":"bar"}')
self.assertIsNone(config.get('foo'))
daemon.set_config_dir(path)
# since daemon and this test share the same memory, the config
# object that this test can access will be modified
self.assertEqual(config.get('foo'), 'bar')
# passing a path that doesn't exist or a path that doesn't contain
# a config.json file won't do anything
os.makedirs(os.path.join(tmp, 'bar'))
daemon.set_config_dir(os.path.join(tmp, 'bar'))
self.assertEqual(config.get('foo'), 'bar')
daemon.set_config_dir(os.path.join(tmp, 'qux'))
self.assertEqual(config.get('foo'), 'bar')
class TestDaemon(unittest.TestCase):
new_fixture_path = '/dev/input/event9876'
def setUp(self):
self.grab = evdev.InputDevice.grab
self.daemon = None
mkdir(get_config_path())
config.save_config()
def tearDown(self):
# avoid race conditions with other tests, daemon may run processes
if self.daemon is not None:
self.daemon.stop_all()
self.daemon = None
evdev.InputDevice.grab = self.grab
subprocess.check_output = check_output
os.system = os_system
type(SystemBus()).get = dbus_get
cleanup()
def test_connect(self):
os_system_history = []
os.system = os_system_history.append
self.assertFalse(is_service_running())
# no daemon runs, should try to run it via pkexec instead.
# It fails due to the patch and therefore exits the process
self.assertRaises(SystemExit, Daemon.connect)
self.assertEqual(len(os_system_history), 1)
self.assertIsNone(Daemon.connect(False))
class FakeConnection:
pass
type(SystemBus()).get = lambda *args: FakeConnection()
self.assertIsInstance(Daemon.connect(), FakeConnection)
self.assertIsInstance(Daemon.connect(False), FakeConnection)
def test_daemon(self):
# remove the existing system mapping to force our own into it
if os.path.exists(get_config_path('xmodmap.json')):
os.remove(get_config_path('xmodmap.json'))
ev_1 = (EV_KEY, 9)
ev_2 = (EV_ABS, 12)
keycode_to_1 = 100
keycode_to_2 = 101
group = groups.find(name='Bar Device')
# unrelated group that shouldn't be affected at all
group2 = groups.find(name='gamepad')
custom_mapping.change(Key(*ev_1, 1), 'a')
custom_mapping.change(Key(*ev_2, -1), 'b')
system_mapping.clear()
# since this is in the same memory as the daemon, there is no need
# to save it to disk
system_mapping._set('a', keycode_to_1)
system_mapping._set('b', keycode_to_2)
preset = 'foo'
custom_mapping.save(group.get_preset_path(preset))
config.set_autoload_preset(group.key, preset)
"""injection 1"""
# should forward the event unchanged
push_events(group.key, [new_event(EV_KEY, 13, 1)])
self.daemon = Daemon()
self.daemon.set_config_dir(get_config_path())
self.assertFalse(uinput_write_history_pipe[0].poll())
self.daemon.start_injecting(group.key, preset)
self.assertEqual(self.daemon.get_state(group.key), STARTING)
self.assertEqual(self.daemon.get_state(group2.key), UNKNOWN)
event = uinput_write_history_pipe[0].recv()
self.assertEqual(self.daemon.get_state(group.key), RUNNING)
self.assertEqual(event.type, EV_KEY)
self.assertEqual(event.code, 13)
self.assertEqual(event.value, 1)
self.daemon.stop_injecting(group.key)
self.assertEqual(self.daemon.get_state(group.key), STOPPED)
time.sleep(0.1)
try:
self.assertFalse(uinput_write_history_pipe[0].poll())
except AssertionError:
print('Unexpected', uinput_write_history_pipe[0].recv())
# possibly a duplicate write!
raise
"""injection 2"""
# -1234 will be normalized to -1 by the injector
push_events(group.key, [new_event(*ev_2, -1234)])
self.daemon.start_injecting(group.key, preset)
time.sleep(0.1)
self.assertTrue(uinput_write_history_pipe[0].poll())
# the written key is a key-down event, not the original
# event value of -1234
event = uinput_write_history_pipe[0].recv()
self.assertEqual(event.type, EV_KEY)
self.assertEqual(event.code, keycode_to_2)
self.assertEqual(event.value, 1)
def test_refresh_on_start(self):
if os.path.exists(get_config_path('xmodmap.json')):
os.remove(get_config_path('xmodmap.json'))
ev = (EV_KEY, 9)
keycode_to = 100
group_name = '9876 name'
# expected key of the group
group_key = group_name
group = groups.find(name=group_name)
# this test only makes sense if this device is unknown yet
self.assertIsNone(group)
custom_mapping.change(Key(*ev, 1), 'a')
system_mapping.clear()
system_mapping._set('a', keycode_to)
# make the daemon load the file instead
with open(get_config_path('xmodmap.json'), 'w') as file:
json.dump(system_mapping._mapping, file, indent=4)
system_mapping.clear()
preset = 'foo'
custom_mapping.save(get_preset_path(group_name, preset))
config.set_autoload_preset(group_key, preset)
push_events(group_key, [new_event(*ev, 1)])
self.daemon = Daemon()
# make sure the devices are populated
groups.refresh()
# the daemon is supposed to find this device by calling refresh
fixtures[self.new_fixture_path] = {
'capabilities': {
evdev.ecodes.EV_KEY: [ev[1]]
},
'phys': '9876 phys',
'info': evdev.device.DeviceInfo(4, 5, 6, 7),
'name': group_name
}
self.daemon.set_config_dir(get_config_path())
self.daemon.start_injecting(group_key, preset)
# test if the injector called groups.refresh successfully
group = groups.find(key=group_key)
self.assertEqual(group.name, group_name)
self.assertEqual(group.key, group_key)
time.sleep(0.1)
self.assertTrue(uinput_write_history_pipe[0].poll())
event = uinput_write_history_pipe[0].recv()
self.assertEqual(event.t, (EV_KEY, keycode_to, 1))
self.daemon.stop_injecting(group_key)
self.assertEqual(self.daemon.get_state(group_key), STOPPED)
def test_refresh_for_unknown_key(self):
device = '9876 name'
# this test only makes sense if this device is unknown yet
self.assertIsNone(groups.find(name=device))
self.daemon = Daemon()
# make sure the devices are populated
groups.refresh()
self.daemon.refresh()
fixtures[self.new_fixture_path] = {
'capabilities': {
evdev.ecodes.EV_KEY: [evdev.ecodes.KEY_A]
},
'phys': '9876 phys',
'info': evdev.device.DeviceInfo(4, 5, 6, 7),
'name': device
}
self.daemon._autoload('25v7j9q4vtj')
# this is unknown, so the daemon will scan the devices again
# test if the injector called groups.refresh successfully
self.assertIsNotNone(groups.find(name=device))
def test_xmodmap_file(self):
from_keycode = evdev.ecodes.KEY_A
to_name = 'qux'
to_keycode = 100
event = (EV_KEY, from_keycode, 1)
name = 'Bar Device'
preset = 'foo'
group = groups.find(name=name)
config_dir = os.path.join(tmp, 'foo')
path = os.path.join(config_dir, 'presets', name, f'{preset}.json')
custom_mapping.change(Key(event), to_name)
custom_mapping.save(path)
system_mapping.clear()
push_events(group.key, [new_event(*event)])
# an existing config file is needed otherwise set_config_dir refuses
# to use the directory
config_path = os.path.join(config_dir, 'config.json')
config.path = config_path
config.save_config()
xmodmap_path = os.path.join(config_dir, 'xmodmap.json')
with open(xmodmap_path, 'w') as file:
file.write(f'{{"{to_name}":{to_keycode}}}')
self.daemon = Daemon()
self.daemon.set_config_dir(config_dir)
self.daemon.start_injecting(group.key, preset)
time.sleep(0.1)
self.assertTrue(uinput_write_history_pipe[0].poll())
event = uinput_write_history_pipe[0].recv()
self.assertEqual(event.type, EV_KEY)
self.assertEqual(event.code, to_keycode)
self.assertEqual(event.value, 1)
def test_start_stop(self):
group = groups.find(key='Foo Device 2')
preset = 'preset8'
daemon = Daemon()
self.daemon = daemon
mapping = Mapping()
mapping.change(Key(3, 2, 1), 'a')
mapping.save(group.get_preset_path(preset))
# the daemon needs set_config_dir first before doing anything
daemon.start_injecting(group.key, preset)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertNotIn(group.key, daemon.injectors)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# start
config.save_config()
daemon.set_config_dir(get_config_path())
daemon.start_injecting(group.key, preset)
# explicit start, not autoload, so the history stays empty
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# path got translated to the device name
self.assertIn(group.key, daemon.injectors)
# start again
previous_injector = daemon.injectors[group.key]
self.assertNotEqual(previous_injector.get_state(), STOPPED)
daemon.start_injecting(group.key, preset)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
self.assertIn(group.key, daemon.injectors)
self.assertEqual(previous_injector.get_state(), STOPPED)
# a different injetor is now running
self.assertNotEqual(previous_injector, daemon.injectors[group.key])
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# trying to inject a non existing preset keeps the previous inejction
# alive
injector = daemon.injectors[group.key]
daemon.start_injecting(group.key, 'qux')
self.assertEqual(injector, daemon.injectors[group.key])
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# trying to start injecting for an unknown device also just does
# nothing
daemon.start_injecting('quux', 'qux')
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# after all that stuff autoload_history is still unharmed
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# stop
daemon.stop_injecting(group.key)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertEqual(daemon.injectors[group.key].get_state(), STOPPED)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
def test_autoload(self):
preset = 'preset7'
group = groups.find(key='Foo Device 2')
daemon = Daemon()
self.daemon = daemon
self.daemon.set_config_dir(get_config_path())
mapping = Mapping()
mapping.change(Key(3, 2, 1), 'a')
mapping.save(group.get_preset_path(preset))
# no autoloading is configured yet
self.daemon._autoload(group.key)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
config.set_autoload_preset(group.key, preset)
config.save_config()
self.daemon.set_config_dir(get_config_path())
len_before = len(self.daemon.autoload_history._autoload_history)
# now autoloading is configured, so it will autoload
self.daemon._autoload(group.key)
len_after = len(self.daemon.autoload_history._autoload_history)
self.assertEqual(
daemon.autoload_history._autoload_history[group.key][1], preset)
self.assertFalse(
daemon.autoload_history.may_autoload(group.key, preset))
injector = daemon.injectors[group.key]
self.assertEqual(len_before + 1, len_after)
# calling duplicate _autoload does nothing
self.daemon._autoload(group.key)
self.assertEqual(
daemon.autoload_history._autoload_history[group.key][1], preset)
self.assertEqual(injector, daemon.injectors[group.key])
self.assertFalse(
daemon.autoload_history.may_autoload(group.key, preset))
# explicit start_injecting clears the autoload history
self.daemon.start_injecting(group.key, preset)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# calling autoload for (yet) unknown devices does nothing
len_before = len(self.daemon.autoload_history._autoload_history)
self.daemon._autoload('unknown-key-1234')
len_after = len(self.daemon.autoload_history._autoload_history)
self.assertEqual(len_before, len_after)
# autoloading key-mapper devices does nothing
len_before = len(self.daemon.autoload_history._autoload_history)
self.daemon.autoload_single('Bar Device')
len_after = len(self.daemon.autoload_history._autoload_history)
self.assertEqual(len_before, len_after)
def test_autoload_2(self):
self.daemon = Daemon()
history = self.daemon.autoload_history._autoload_history
# existing device
preset = 'preset7'
group = groups.find(key='Foo Device 2')
mapping = Mapping()
mapping.change(Key(3, 2, 1), 'a')
mapping.save(group.get_preset_path(preset))
config.set_autoload_preset(group.key, preset)
# ignored, won't cause problems:
config.set_autoload_preset('non-existant-key', 'foo')
# daemon is missing the config directory yet
self.daemon.autoload()
self.assertEqual(len(history), 0)
config.save_config()
self.daemon.set_config_dir(get_config_path())
self.daemon.autoload()
self.assertEqual(len(history), 1)
self.assertEqual(history[group.key][1], preset)
def test_autoload_3(self):
# based on a bug
preset = 'preset7'
group = groups.find(key='Foo Device 2')
mapping = Mapping()
mapping.change(Key(3, 2, 1), 'a')
mapping.save(group.get_preset_path(preset))
config.set_autoload_preset(group.key, preset)
config.save_config()
self.daemon = Daemon()
self.daemon.set_config_dir(get_config_path())
groups.set_groups([]) # caused the bug
self.assertIsNone(groups.find(key='Foo Device 2'))
self.daemon.autoload()
# it should try to refresh the groups because all the
# group_keys are unknown at the moment
history = self.daemon.autoload_history._autoload_history
self.assertEqual(history[group.key][1], preset)
self.assertEqual(self.daemon.get_state(group.key), STARTING)
self.assertIsNotNone(groups.find(key='Foo Device 2'))
def test_start_stop(self):
group = groups.find(key='Foo Device 2')
preset = 'preset8'
daemon = Daemon()
self.daemon = daemon
mapping = Mapping()
mapping.change(Key(3, 2, 1), 'a')
mapping.save(group.get_preset_path(preset))
# the daemon needs set_config_dir first before doing anything
daemon.start_injecting(group.key, preset)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertNotIn(group.key, daemon.injectors)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# start
config.save_config()
daemon.set_config_dir(get_config_path())
daemon.start_injecting(group.key, preset)
# explicit start, not autoload, so the history stays empty
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# path got translated to the device name
self.assertIn(group.key, daemon.injectors)
# start again
previous_injector = daemon.injectors[group.key]
self.assertNotEqual(previous_injector.get_state(), STOPPED)
daemon.start_injecting(group.key, preset)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
self.assertIn(group.key, daemon.injectors)
self.assertEqual(previous_injector.get_state(), STOPPED)
# a different injetor is now running
self.assertNotEqual(previous_injector, daemon.injectors[group.key])
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# trying to inject a non existing preset keeps the previous inejction
# alive
injector = daemon.injectors[group.key]
daemon.start_injecting(group.key, 'qux')
self.assertEqual(injector, daemon.injectors[group.key])
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# trying to start injecting for an unknown device also just does
# nothing
daemon.start_injecting('quux', 'qux')
self.assertNotEqual(daemon.injectors[group.key].get_state(), STOPPED)
# after all that stuff autoload_history is still unharmed
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))
# stop
daemon.stop_injecting(group.key)
self.assertNotIn(group.key, daemon.autoload_history._autoload_history)
self.assertEqual(daemon.injectors[group.key].get_state(), STOPPED)
self.assertTrue(daemon.autoload_history.may_autoload(
group.key, preset))