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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# input-remapper - GUI for device specific keyboard mappings
# Copyright (C) 2025 sezanzeb <b8x45ygc9@mozmail.com>
#
# 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 unittest
from unittest.mock import patch
from evdev.ecodes import (
EV_REL,
EV_ABS,
ABS_X,
ABS_Y,
REL_WHEEL_HI_RES,
REL_HWHEEL_HI_RES,
)
from inputremapper.configs.input_config import InputCombination
from inputremapper.configs.mapping import Mapping
from inputremapper.configs.preset import Preset
from inputremapper.injection.context import Context
from inputremapper.injection.global_uinputs import GlobalUInputs, UInput
from inputremapper.injection.mapping_handlers.macro_handler import MacroHandler
from inputremapper.injection.mapping_handlers.mapping_parser import MappingParser
from inputremapper.input_event import InputEvent
from tests.lib.test_setup import test_setup
@test_setup
class TestContext(unittest.TestCase):
def test_callbacks(self):
global_uinputs = GlobalUInputs(UInput)
mapping_parser = MappingParser(global_uinputs)
preset = Preset()
cfg = {
"input_combination": InputCombination.from_tuples((EV_ABS, ABS_X)),
"target_uinput": "mouse",
"output_type": EV_REL,
"output_code": REL_HWHEEL_HI_RES,
}
preset.add(Mapping(**cfg)) # abs x -> wheel
cfg["input_combination"] = InputCombination.from_tuples((EV_ABS, ABS_Y))
cfg["output_code"] = REL_WHEEL_HI_RES
preset.add(Mapping(**cfg)) # abs y -> wheel
preset.add(
Mapping.from_combination(
InputCombination.from_tuples((1, 31)), "keyboard", "key(a)"
)
)
preset.add(
Mapping.from_combination(
InputCombination.from_tuples((1, 32)), "keyboard", "b"
)
)
# overlapping combination for (1, 32, 1)
preset.add(
Mapping.from_combination(
InputCombination.from_tuples((1, 32), (1, 33), (1, 34)),
"keyboard",
"c",
)
)
# map abs x to key "b"
preset.add(
Mapping.from_combination(
InputCombination.from_tuples((EV_ABS, ABS_X, 20)),
"keyboard",
"d",
),
)
context = Context(preset, {}, {}, mapping_parser)
expected_num_callbacks = {
# ABS_X -> "d" and ABS_X -> wheel have the same type and code
InputEvent.abs(ABS_X, 1): 2,
InputEvent.abs(ABS_Y, 1): 1,
InputEvent.key(31, 1): 1,
# even though we have 2 mappings with this type and code, we only expect
# one callback because they both map to keys. We don't want to trigger two
# mappings with the same key press
InputEvent.key(32, 1): 1,
InputEvent.key(33, 1): 1,
InputEvent.key(34, 1): 1,
}
self.assertEqual(
set([event.input_match_hash for event in expected_num_callbacks.keys()]),
set(context._notify_callbacks.keys()),
)
for input_event, num_callbacks in expected_num_callbacks.items():
self.assertEqual(
num_callbacks,
len(context.get_notify_callbacks(input_event)),
)
# 7 unique input events in the preset
self.assertEqual(7, len(context._handlers))
def test_reset(self):
global_uinputs = GlobalUInputs(UInput)
mapping_parser = MappingParser(global_uinputs)
preset = Preset()
preset.add(
Mapping.from_combination(
InputCombination.from_tuples((1, 31)),
"keyboard",
"key(a)",
)
)
context = Context(preset, {}, {}, mapping_parser)
self.assertEqual(1, len(context._handlers))
with patch.object(MacroHandler, "reset") as reset_mock:
context.reset()
reset_mock.assert_called_once()
if __name__ == "__main__":
unittest.main()
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