input-remapper/tests/testcases/integration.py
2020-11-27 00:23:03 +01:00

367 lines
13 KiB
Python

#!/usr/bin/python3
# -*- coding: utf-8 -*-
# key-mapper - GUI for device specific keyboard mappings
# Copyright (C) 2020 sezanzeb <proxima@hip70890b.de>
#
# This file is part of key-mapper.
#
# key-mapper 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.
#
# key-mapper 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 key-mapper. If not, see <https://www.gnu.org/licenses/>.
import sys
import time
import os
import unittest
import evdev
from unittest.mock import patch
from importlib.util import spec_from_loader, module_from_spec
from importlib.machinery import SourceFileLoader
import gi
import shutil
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
from keymapper.state import custom_mapping, system_mapping
from keymapper.paths import CONFIG
from keymapper.config import config
from test import tmp, pending_events, Event, uinput_write_history_pipe
def gtk_iteration():
"""Iterate while events are pending."""
while Gtk.events_pending():
Gtk.main_iteration()
def launch(argv=None, bin_path='bin/key-mapper-gtk'):
"""Start key-mapper-gtk with the command line argument array argv."""
if not argv:
argv = ['-d']
with patch.object(sys, 'argv', [''] + [str(arg) for arg in argv]):
loader = SourceFileLoader('__main__', bin_path)
spec = spec_from_loader('__main__', loader)
module = module_from_spec(spec)
spec.loader.exec_module(module)
gtk_iteration()
return module.window
class FakeDropdown(Gtk.ComboBoxText):
def __init__(self, name):
self.name = name
def get_active_text(self):
return self.name
def get_active_id(self):
return self.name
class Integration(unittest.TestCase):
"""For tests that use the window.
Try to modify the configuration only by calling functions of the window.
"""
@classmethod
def setUpClass(cls):
# iterate a few times when Gtk.main() is called, but don't block
# there and just continue to the tests while the UI becomes
# unresponsive
Gtk.main = gtk_iteration
# doesn't do much except avoid some Gtk assertion error, whatever:
Gtk.main_quit = lambda: None
def setUp(self):
if os.path.exists(tmp):
shutil.rmtree(tmp)
custom_mapping.empty()
self.window = launch()
def tearDown(self):
self.window.on_apply_system_layout_clicked(None)
gtk_iteration()
self.window.on_close()
self.window.window.destroy()
gtk_iteration()
shutil.rmtree('/tmp/key-mapper-test')
def get_rows(self):
return self.window.get('key_list').get_children()
def test_autoload(self):
self.window.on_preset_autoload_switch_activate(None, False)
self.assertFalse(config.is_autoloaded(
self.window.selected_device,
self.window.selected_preset
))
# select a preset for the first device
self.window.on_select_device(FakeDropdown('device 1'))
self.window.on_preset_autoload_switch_activate(None, True)
self.assertTrue(config.is_autoloaded('device 1', 'new preset'))
self.assertFalse(config.is_autoloaded('device 2', 'new preset'))
self.assertListEqual(
list(config.iterate_autoload_presets()),
[('device 1', 'new preset')]
)
# select a preset for the second device
self.window.on_select_device(FakeDropdown('device 2'))
self.window.on_preset_autoload_switch_activate(None, True)
self.assertTrue(config.is_autoloaded('device 1', 'new preset'))
self.assertTrue(config.is_autoloaded('device 2', 'new preset'))
self.assertListEqual(
list(config.iterate_autoload_presets()),
[('device 1', 'new preset'), ('device 2', 'new preset')]
)
# disable autoloading for the second device
self.window.on_preset_autoload_switch_activate(None, False)
self.assertTrue(config.is_autoloaded('device 1', 'new preset'))
self.assertFalse(config.is_autoloaded('device 2', 'new preset'))
self.assertListEqual(
list(config.iterate_autoload_presets()),
[('device 1', 'new preset')]
)
def test_can_start(self):
self.assertIsNotNone(self.window)
self.assertTrue(self.window.window.get_visible())
def test_adds_empty_rows(self):
rows = len(self.window.get('key_list').get_children())
self.assertEqual(rows, 1)
custom_mapping.change(13, 'a', None)
time.sleep(0.2)
gtk_iteration()
rows = len(self.window.get('key_list').get_children())
self.assertEqual(rows, 2)
def change_empty_row(self, keycode, character):
"""Modify the one empty row that always exists."""
# wait for the window to create a new empty row if needed
time.sleep(0.2)
gtk_iteration()
# find the empty row
rows = self.get_rows()
row = rows[-1]
self.assertNotIn('changed', row.get_style_context().list_classes())
self.assertIsNone(row.keycode.get_label())
self.assertEqual(row.character_input.get_text(), '')
self.window.window.set_focus(row.keycode)
pending_events[self.window.selected_device] = [
Event(evdev.events.EV_KEY, keycode - 8, 1)
]
self.window.on_window_event(None, None)
self.assertEqual(int(row.keycode.get_label()), keycode)
# set the character to make the new row complete
row.character_input.set_text(character)
self.assertIn('changed', row.get_style_context().list_classes())
return row
def test_rows(self):
"""Comprehensive test for rows."""
# add two rows by modifiying the one empty row that exists
self.change_empty_row(10, 'a')
self.change_empty_row(11, 'b')
# one empty row added automatically again
time.sleep(0.2)
gtk_iteration()
# sleep one more time because it's funny to watch the ui
# during the test, how rows turn blue and stuff
time.sleep(0.2)
self.assertEqual(len(self.get_rows()), 3)
self.assertEqual(custom_mapping.get_character(10), 'a')
self.assertEqual(custom_mapping.get_character(11), 'b')
self.assertTrue(custom_mapping.changed)
self.window.on_save_preset_clicked(None)
for row in self.get_rows():
self.assertNotIn(
'changed',
row.get_style_context().list_classes()
)
self.assertFalse(custom_mapping.changed)
# now change the first row and it should turn blue,
# but the other should remain unhighlighted
row = self.get_rows()[0]
row.character_input.set_text('c')
self.assertIn('changed', row.get_style_context().list_classes())
for row in self.get_rows()[1:]:
self.assertNotIn(
'changed',
row.get_style_context().list_classes()
)
self.assertEqual(custom_mapping.get_character(10), 'c')
self.assertEqual(custom_mapping.get_character(11), 'b')
self.assertTrue(custom_mapping.changed)
def test_rename_and_save(self):
custom_mapping.change(14, 'a', None)
self.assertEqual(self.window.selected_preset, 'new preset')
self.window.on_save_preset_clicked(None)
self.assertEqual(custom_mapping.get_character(14), 'a')
custom_mapping.change(14, 'b', None)
self.window.get('preset_name_input').set_text('asdf')
self.window.on_save_preset_clicked(None)
self.assertEqual(self.window.selected_preset, 'asdf')
self.assertTrue(os.path.exists(f'{CONFIG}/device 1/asdf.json'))
self.assertEqual(custom_mapping.get_character(14), 'b')
def test_select_device_and_preset(self):
# created on start because the first device is selected and some empty
# preset prepared.
self.assertTrue(os.path.exists(f'{CONFIG}/device 1/new preset.json'))
self.assertEqual(self.window.selected_device, 'device 1')
self.assertEqual(self.window.selected_preset, 'new preset')
# create another one
self.window.on_create_preset_clicked(None)
gtk_iteration()
self.assertTrue(os.path.exists(f'{CONFIG}/device 1/new preset.json'))
self.assertTrue(os.path.exists(f'{CONFIG}/device 1/new preset 2.json'))
self.assertEqual(self.window.selected_preset, 'new preset 2')
self.window.on_select_preset(FakeDropdown('new preset'))
gtk_iteration()
self.assertEqual(self.window.selected_preset, 'new preset')
self.assertListEqual(
sorted(os.listdir(f'{CONFIG}/device 1')),
sorted(['new preset.json', 'new preset 2.json'])
)
# now try to change the name
self.window.get('preset_name_input').set_text('abc 123')
gtk_iteration()
self.assertEqual(self.window.selected_preset, 'new preset')
self.assertFalse(os.path.exists(f'{CONFIG}/device 1/abc 123.json'))
custom_mapping.change(10, '1', None)
self.window.on_save_preset_clicked(None)
gtk_iteration()
self.assertEqual(self.window.selected_preset, 'abc 123')
self.assertTrue(os.path.exists(f'{CONFIG}/device 1/abc 123.json'))
self.assertListEqual(
sorted(os.listdir(CONFIG)),
sorted(['device 1'])
)
self.assertListEqual(
sorted(os.listdir(f'{CONFIG}/device 1')),
sorted(['abc 123.json', 'new preset 2.json'])
)
def test_start_injecting(self):
keycode_from = 9
keycode_to = 100
self.change_empty_row(keycode_from, 'a')
system_mapping.empty()
system_mapping.change(keycode_to, 'a')
pending_events['device 2'] = [
Event(evdev.events.EV_KEY, keycode_from - 8, 1),
Event(evdev.events.EV_KEY, keycode_from - 8, 0)
]
custom_mapping.save('device 2', 'foo preset')
self.window.selected_device = 'device 2'
self.window.selected_preset = 'foo preset'
self.window.on_apply_preset_clicked(None)
# the integration tests will cause the injection to be started as
# processes, as intended. Luckily, recv will block until the events
# are handled and pushed.
# Note, that pushing events to pending_events won't work anymore
# from here on because the injector processes memory cannot be
# modified from here.
event = uinput_write_history_pipe[0].recv()
self.assertEqual(event.type, evdev.events.EV_KEY)
self.assertEqual(event.code, keycode_to - 8)
self.assertEqual(event.value, 1)
event = uinput_write_history_pipe[0].recv()
self.assertEqual(event.type, evdev.events.EV_KEY)
self.assertEqual(event.code, keycode_to - 8)
self.assertEqual(event.value, 0)
def test_stop_injecting(self):
keycode_from = 16
keycode_to = 90
self.change_empty_row(keycode_from, 't')
system_mapping.empty()
system_mapping.change(keycode_to, 't')
# not all of those events should be processed, since that takes some
# time due to time.sleep in the fakes and the injection is stopped.
pending_events['device 2'] = [Event(1, keycode_from - 8, 1)] * 100
custom_mapping.save('device 2', 'foo preset')
self.window.selected_device = 'device 2'
self.window.selected_preset = 'foo preset'
self.window.on_apply_preset_clicked(None)
pipe = uinput_write_history_pipe[0]
# block until the first event is available, indicating that
# the injector is ready
write_history = [pipe.recv()]
# stop
self.window.on_apply_system_layout_clicked(None)
# try to receive a few of the events
time.sleep(0.2)
while pipe.poll():
write_history.append(pipe.recv())
len_before = len(write_history)
self.assertLess(len(write_history), 50)
# since the injector should not be running anymore, no more events
# should be received after waiting even more time
time.sleep(0.2)
while pipe.poll():
write_history.append(pipe.recv())
self.assertEqual(len(write_history), len_before)
if __name__ == "__main__":
unittest.main()