input-remapper/tests/unit/test_preset.py
2022-01-31 20:58:37 +01:00

362 lines
14 KiB
Python

#!/usr/bin/python3
# -*- coding: utf-8 -*-
# input-remapper - GUI for device specific keyboard mappings
# Copyright (C) 2022 sezanzeb <proxima@sezanzeb.de>
#
# This file is part of input-remapper.
#
# input-remapper 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.
#
# input-remapper 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 input-remapper. If not, see <https://www.gnu.org/licenses/>.
import os
import unittest
import json
from unittest.mock import patch
from evdev.ecodes import EV_KEY, EV_ABS, KEY_A
from inputremapper.input_event import InputEvent
from inputremapper.configs.preset import Preset
from inputremapper.configs.system_mapping import SystemMapping, XMODMAP_FILENAME
from inputremapper.configs.global_config import global_config
from inputremapper.configs.paths import get_preset_path
from inputremapper.event_combination import EventCombination
from tests.test import tmp, quick_cleanup
class TestSystemMapping(unittest.TestCase):
def tearDown(self):
quick_cleanup()
def test_update(self):
system_mapping = SystemMapping()
system_mapping.update({"foo1": 101, "bar1": 102})
system_mapping.update({"foo2": 201, "bar2": 202})
self.assertEqual(system_mapping.get("foo1"), 101)
self.assertEqual(system_mapping.get("bar2"), 202)
def test_xmodmap_file(self):
system_mapping = SystemMapping()
path = os.path.join(tmp, XMODMAP_FILENAME)
os.remove(path)
system_mapping.populate()
self.assertTrue(os.path.exists(path))
with open(path, "r") as file:
content = json.load(file)
self.assertEqual(content["a"], KEY_A)
# only xmodmap stuff should be present
self.assertNotIn("key_a", content)
self.assertNotIn("KEY_A", content)
self.assertNotIn("disable", content)
def test_correct_case(self):
system_mapping = SystemMapping()
system_mapping.clear()
system_mapping._set("A", 31)
system_mapping._set("a", 32)
system_mapping._set("abcd_B", 33)
self.assertEqual(system_mapping.correct_case("a"), "a")
self.assertEqual(system_mapping.correct_case("A"), "A")
self.assertEqual(system_mapping.correct_case("ABCD_b"), "abcd_B")
# unknown stuff is returned as is
self.assertEqual(system_mapping.correct_case("FOo"), "FOo")
self.assertEqual(system_mapping.get("A"), 31)
self.assertEqual(system_mapping.get("a"), 32)
self.assertEqual(system_mapping.get("ABCD_b"), 33)
self.assertEqual(system_mapping.get("abcd_B"), 33)
def test_system_mapping(self):
system_mapping = SystemMapping()
system_mapping.populate()
self.assertGreater(len(system_mapping._mapping), 100)
# this is case-insensitive
self.assertEqual(system_mapping.get("1"), 2)
self.assertEqual(system_mapping.get("KeY_1"), 2)
self.assertEqual(system_mapping.get("AlT_L"), 56)
self.assertEqual(system_mapping.get("KEy_LEFtALT"), 56)
self.assertEqual(system_mapping.get("kEY_LeFTSHIFT"), 42)
self.assertEqual(system_mapping.get("ShiFt_L"), 42)
self.assertEqual(system_mapping.get("BTN_left"), 272)
self.assertIsNotNone(system_mapping.get("KEY_KP4"))
self.assertEqual(system_mapping.get("KP_Left"), system_mapping.get("KEY_KP4"))
# this only lists the correct casing,
# includes linux constants and xmodmap symbols
names = system_mapping.list_names()
self.assertIn("2", names)
self.assertIn("c", names)
self.assertIn("KEY_3", names)
self.assertNotIn("key_3", names)
self.assertIn("KP_Down", names)
self.assertNotIn("kp_down", names)
names = system_mapping._mapping.keys()
self.assertIn("F4", names)
self.assertNotIn("f4", names)
self.assertIn("BTN_RIGHT", names)
self.assertNotIn("btn_right", names)
self.assertIn("KEY_KP7", names)
self.assertIn("KP_Home", names)
self.assertNotIn("kp_home", names)
self.assertEqual(system_mapping.get("disable"), -1)
class TestMapping(unittest.TestCase):
def setUp(self):
self.preset = Preset()
self.assertFalse(self.preset.has_unsaved_changes())
def tearDown(self):
quick_cleanup()
def test_config(self):
self.preset.save(get_preset_path("foo", "bar2"))
self.assertEqual(self.preset.get("a"), None)
self.assertFalse(self.preset.has_unsaved_changes())
self.preset.set("a", 1)
self.assertEqual(self.preset.get("a"), 1)
self.assertTrue(self.preset.has_unsaved_changes())
self.preset.remove("a")
self.preset.set("a.b", 2)
self.assertEqual(self.preset.get("a.b"), 2)
self.assertEqual(self.preset._config["a"]["b"], 2)
self.preset.remove("a.b")
self.preset.set("a.b.c", 3)
self.assertEqual(self.preset.get("a.b.c"), 3)
self.assertEqual(self.preset._config["a"]["b"]["c"], 3)
# setting preset.whatever does not overwrite the preset
# after saving. It should be ignored.
self.preset.change(EventCombination([EV_KEY, 81, 1]), "keyboard", " a ")
self.preset.set("mapping.a", 2)
self.assertEqual(self.preset.num_saved_keys, 0)
self.preset.save(get_preset_path("foo", "bar"))
self.assertEqual(self.preset.num_saved_keys, len(self.preset))
self.assertFalse(self.preset.has_unsaved_changes())
self.preset.load(get_preset_path("foo", "bar"))
self.assertEqual(
self.preset.get_mapping(EventCombination([EV_KEY, 81, 1])),
("a", "keyboard"),
)
self.assertIsNone(self.preset.get("mapping.a"))
self.assertFalse(self.preset.has_unsaved_changes())
# loading a different preset also removes the configs from memory
self.preset.remove("a")
self.assertTrue(self.preset.has_unsaved_changes())
self.preset.set("a.b.c", 6)
self.preset.load(get_preset_path("foo", "bar2"))
self.assertIsNone(self.preset.get("a.b.c"))
def test_fallback(self):
global_config.set("d.e.f", 5)
self.assertEqual(self.preset.get("d.e.f"), 5)
self.preset.set("d.e.f", 3)
self.assertEqual(self.preset.get("d.e.f"), 3)
def test_save_load(self):
one = InputEvent.from_tuple((EV_KEY, 10, 1))
two = InputEvent.from_tuple((EV_KEY, 11, 1))
three = InputEvent.from_tuple((EV_KEY, 12, 1))
self.preset.change(EventCombination(one), "keyboard", "1")
self.preset.change(EventCombination(two), "keyboard", "2")
self.preset.change(EventCombination(two, three), "keyboard", "3")
self.preset._config["foo"] = "bar"
self.preset.save(get_preset_path("Foo Device", "test"))
path = os.path.join(tmp, "presets", "Foo Device", "test.json")
self.assertTrue(os.path.exists(path))
loaded = Preset()
self.assertEqual(len(loaded), 0)
loaded.load(get_preset_path("Foo Device", "test"))
self.assertEqual(len(loaded), 3)
self.assertRaises(TypeError, loaded.get_mapping, one)
self.assertEqual(loaded.get_mapping(EventCombination(one)), ("1", "keyboard"))
self.assertEqual(loaded.get_mapping(EventCombination(two)), ("2", "keyboard"))
self.assertEqual(
loaded.get_mapping(EventCombination(two, three)), ("3", "keyboard")
)
self.assertEqual(loaded._config["foo"], "bar")
def test_change(self):
# the reader would not report values like 111 or 222, only 1 or -1.
# the preset just does what it is told, so it accepts them.
ev_1 = EventCombination((EV_KEY, 1, 111))
ev_2 = EventCombination((EV_KEY, 1, 222))
ev_3 = EventCombination((EV_KEY, 2, 111))
ev_4 = EventCombination((EV_ABS, 1, 111))
self.assertRaises(
TypeError, self.preset.change, [(EV_KEY, 10, 1), "keyboard", "a", ev_2]
)
self.assertRaises(
TypeError, self.preset.change, [ev_1, "keyboard", "a", (EV_KEY, 1, 222)]
)
# 1 is not assigned yet, ignore it
self.preset.change(ev_1, "keyboard", "a", ev_2)
self.assertTrue(self.preset.has_unsaved_changes())
self.assertIsNone(self.preset.get_mapping(ev_2))
self.assertEqual(self.preset.get_mapping(ev_1), ("a", "keyboard"))
self.assertEqual(len(self.preset), 1)
# change ev_1 to ev_3 and change a to b
self.preset.change(ev_3, "keyboard", "b", ev_1)
self.assertIsNone(self.preset.get_mapping(ev_1))
self.assertEqual(self.preset.get_mapping(ev_3), ("b", "keyboard"))
self.assertEqual(len(self.preset), 1)
# add 4
self.preset.change(ev_4, "keyboard", "c", None)
self.assertEqual(self.preset.get_mapping(ev_3), ("b", "keyboard"))
self.assertEqual(self.preset.get_mapping(ev_4), ("c", "keyboard"))
self.assertEqual(len(self.preset), 2)
# change the preset of 4 to d
self.preset.change(ev_4, "keyboard", "d", None)
self.assertEqual(self.preset.get_mapping(ev_4), ("d", "keyboard"))
self.assertEqual(len(self.preset), 2)
# this also works in the same way
self.preset.change(ev_4, "keyboard", "e", ev_4)
self.assertEqual(self.preset.get_mapping(ev_4), ("e", "keyboard"))
self.assertEqual(len(self.preset), 2)
self.assertEqual(self.preset.num_saved_keys, 0)
def test_rejects_empty(self):
key = EventCombination([EV_KEY, 1, 111])
self.assertEqual(len(self.preset), 0)
self.assertRaises(
ValueError, lambda: self.preset.change(key, "keyboard", " \n ")
)
self.assertRaises(ValueError, lambda: self.preset.change(key, " \n ", "b"))
self.assertEqual(len(self.preset), 0)
def test_avoids_redundant_changes(self):
# to avoid logs that don't add any value
def clear(*_):
# should not be called
raise AssertionError
key = EventCombination([EV_KEY, 987, 1])
target = "keyboard"
symbol = "foo"
self.preset.change(key, target, symbol)
with patch.object(self.preset, "clear", clear):
self.preset.change(key, target, symbol)
self.preset.change(key, target, symbol, previous_combination=key)
def test_combinations(self):
ev_1 = InputEvent.from_tuple((EV_KEY, 1, 111))
ev_2 = InputEvent.from_tuple((EV_KEY, 1, 222))
ev_3 = InputEvent.from_tuple((EV_KEY, 2, 111))
ev_4 = InputEvent.from_tuple((EV_ABS, 1, 111))
combi_1 = EventCombination(ev_1, ev_2, ev_3)
combi_2 = EventCombination(ev_2, ev_1, ev_3)
combi_3 = EventCombination(ev_1, ev_2, ev_4)
self.preset.change(combi_1, "keyboard", "a")
self.assertEqual(self.preset.get_mapping(combi_1), ("a", "keyboard"))
self.assertEqual(self.preset.get_mapping(combi_2), ("a", "keyboard"))
# since combi_1 and combi_2 are equivalent, a changes to b
self.preset.change(combi_2, "keyboard", "b")
self.assertEqual(self.preset.get_mapping(combi_1), ("b", "keyboard"))
self.assertEqual(self.preset.get_mapping(combi_2), ("b", "keyboard"))
self.preset.change(combi_3, "keyboard", "c")
self.assertEqual(self.preset.get_mapping(combi_1), ("b", "keyboard"))
self.assertEqual(self.preset.get_mapping(combi_2), ("b", "keyboard"))
self.assertEqual(self.preset.get_mapping(combi_3), ("c", "keyboard"))
self.preset.change(combi_3, "keyboard", "c", combi_1)
self.assertIsNone(self.preset.get_mapping(combi_1))
self.assertIsNone(self.preset.get_mapping(combi_2))
self.assertEqual(self.preset.get_mapping(combi_3), ("c", "keyboard"))
def test_clear(self):
# does nothing
ev_1 = EventCombination((EV_KEY, 40, 1))
ev_2 = EventCombination((EV_KEY, 30, 1))
ev_3 = EventCombination((EV_KEY, 20, 1))
ev_4 = EventCombination((EV_KEY, 10, 1))
self.assertRaises(TypeError, self.preset.clear, (EV_KEY, 10, 1))
self.preset.clear(ev_1)
self.assertFalse(self.preset.has_unsaved_changes())
self.assertEqual(len(self.preset), 0)
self.preset._mapping[ev_1] = "b"
self.assertEqual(len(self.preset), 1)
self.preset.clear(ev_1)
self.assertEqual(len(self.preset), 0)
self.assertTrue(self.preset.has_unsaved_changes())
self.preset.change(ev_4, "keyboard", "KEY_KP1", None)
self.assertTrue(self.preset.has_unsaved_changes())
self.preset.change(ev_3, "keyboard", "KEY_KP2", None)
self.preset.change(ev_2, "keyboard", "KEY_KP3", None)
self.assertEqual(len(self.preset), 3)
self.preset.clear(ev_3)
self.assertEqual(len(self.preset), 2)
self.assertEqual(self.preset.get_mapping(ev_4), ("KEY_KP1", "keyboard"))
self.assertIsNone(self.preset.get_mapping(ev_3))
self.assertEqual(self.preset.get_mapping(ev_2), ("KEY_KP3", "keyboard"))
def test_empty(self):
self.preset.change(EventCombination([EV_KEY, 10, 1]), "keyboard", "1")
self.preset.change(EventCombination([EV_KEY, 11, 1]), "keyboard", "2")
self.preset.change(EventCombination([EV_KEY, 12, 1]), "keyboard", "3")
self.assertEqual(len(self.preset), 3)
self.preset.empty()
self.assertEqual(len(self.preset), 0)
def test_dangerously_mapped_btn_left(self):
self.preset.change(EventCombination(InputEvent.btn_left()), "keyboard", "1")
self.assertTrue(self.preset.dangerously_mapped_btn_left())
self.preset.change(EventCombination([EV_KEY, 41, 1]), "keyboard", "2")
self.assertTrue(self.preset.dangerously_mapped_btn_left())
self.preset.change(EventCombination([EV_KEY, 42, 1]), "gamepad", "btn_left")
self.assertFalse(self.preset.dangerously_mapped_btn_left())
self.preset.change(EventCombination([EV_KEY, 42, 1]), "gamepad", "BTN_Left")
self.assertFalse(self.preset.dangerously_mapped_btn_left())
self.preset.change(EventCombination([EV_KEY, 42, 1]), "keyboard", "3")
self.assertTrue(self.preset.dangerously_mapped_btn_left())
if __name__ == "__main__":
unittest.main()