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input-remapper/tests/testcases/test_macros.py

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
# key-mapper - GUI for device specific keyboard mappings
# Copyright (C) 2021 sezanzeb <proxima@sezanzeb.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 time
import unittest
import asyncio
from evdev.ecodes import EV_REL, EV_KEY, REL_Y, REL_X, REL_WHEEL, REL_HWHEEL
from keymapper.injection.macros import parse, _Macro, _extract_params, \
is_this_a_macro, _parse_recurse, handle_plus_syntax
from keymapper.config import config
from keymapper.mapping import Mapping
from keymapper.state import system_mapping
from tests.test import quick_cleanup
class TestMacros(unittest.TestCase):
def setUp(self):
self.result = []
self.loop = asyncio.get_event_loop()
self.mapping = Mapping()
def tearDown(self):
self.result = []
self.mapping.clear_config()
quick_cleanup()
def handler(self, ev_type, code, value):
"""Where macros should write codes to."""
print(f'\033[90mmacro wrote{(ev_type, code, value)}\033[0m')
self.result.append((ev_type, code, value))
def test_is_this_a_macro(self):
self.assertTrue(is_this_a_macro('k(1)'))
self.assertTrue(is_this_a_macro('k(1).k(2)'))
self.assertTrue(is_this_a_macro('r(1, k(1).k(2))'))
self.assertFalse(is_this_a_macro('1'))
self.assertFalse(is_this_a_macro('key_kp1'))
self.assertFalse(is_this_a_macro('btn_left'))
self.assertFalse(is_this_a_macro('minus'))
self.assertFalse(is_this_a_macro('k'))
self.assertTrue(is_this_a_macro('a+b'))
self.assertTrue(is_this_a_macro('a+b+c'))
self.assertTrue(is_this_a_macro('a + b'))
self.assertTrue(is_this_a_macro('a + b + c'))
def test_handle_plus_syntax(self):
self.assertEqual(handle_plus_syntax('a + b'), 'm(a,m(b,h()))')
self.assertEqual(handle_plus_syntax('a + b + c'), 'm(a,m(b,m(c,h())))')
self.assertEqual(handle_plus_syntax(' a+b+c '), 'm(a,m(b,m(c,h())))')
# invalid
self.assertEqual(handle_plus_syntax('+'), '+')
self.assertEqual(handle_plus_syntax('a+'), 'a+')
self.assertEqual(handle_plus_syntax('+b'), '+b')
self.assertEqual(handle_plus_syntax('k(a + b)'), 'k(a + b)')
self.assertEqual(handle_plus_syntax('a'), 'a')
self.assertEqual(handle_plus_syntax('k(a)'), 'k(a)')
self.assertEqual(handle_plus_syntax(''), '')
def test_run_plus_syntax(self):
macro = parse('a + b + c + d', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('a'),
system_mapping.get('b'),
system_mapping.get('c'),
system_mapping.get('d')
})
macro.press_key()
asyncio.ensure_future(macro.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertTrue(macro.is_holding())
# starting from the left, presses each one down
self.assertEqual(self.result[0], (EV_KEY, system_mapping.get('a'), 1))
self.assertEqual(self.result[1], (EV_KEY, system_mapping.get('b'), 1))
self.assertEqual(self.result[2], (EV_KEY, system_mapping.get('c'), 1))
self.assertEqual(self.result[3], (EV_KEY, system_mapping.get('d'), 1))
# and then releases starting with the previously pressed key
macro.release_key()
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertFalse(macro.is_holding())
self.assertEqual(self.result[4], (EV_KEY, system_mapping.get('d'), 0))
self.assertEqual(self.result[5], (EV_KEY, system_mapping.get('c'), 0))
self.assertEqual(self.result[6], (EV_KEY, system_mapping.get('b'), 0))
self.assertEqual(self.result[7], (EV_KEY, system_mapping.get('a'), 0))
def test_extract_params(self):
def expect(raw, expectation):
self.assertListEqual(_extract_params(raw), expectation)
expect('a', ['a'])
expect('a,b', ['a', 'b'])
expect('a,b,c', ['a', 'b', 'c'])
expect('k(a)', ['k(a)'])
expect('k(a).k(b), k(a)', ['k(a).k(b)', 'k(a)'])
expect('k(a), k(a).k(b)', ['k(a)', 'k(a).k(b)'])
expect('r(1, k(a))', ['r(1, k(a))'])
expect('r(1, k(a)), r(1, k(b))', ['r(1, k(a))', 'r(1, k(b))'])
expect(
'r(1, k(a)), r(1, k(b)), r(1, k(c))',
['r(1, k(a))', 'r(1, k(b))', 'r(1, k(c))']
)
expect('', [''])
expect(',', ['', ''])
expect(',,', ['', '', ''])
def test_fails(self):
self.assertIsNone(parse('r(1, a)', self.mapping))
self.assertIsNone(parse('r(a, k(b))', self.mapping))
self.assertIsNone(parse('m(a, b)', self.mapping))
def test_parse_params(self):
self.assertEqual(_parse_recurse('', self.mapping), None)
self.assertEqual(_parse_recurse('5', self.mapping), 5)
self.assertEqual(_parse_recurse('foo', self.mapping), 'foo')
def test_0(self):
macro = parse('k(1)', self.mapping)
one_code = system_mapping.get('1')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {one_code})
self.assertSetEqual(macro.get_capabilities()[EV_REL], set())
self.loop.run_until_complete(macro.run(self.handler))
self.assertListEqual(self.result, [(EV_KEY, one_code, 1), (EV_KEY, one_code, 0)])
self.assertEqual(len(macro.child_macros), 0)
def test_1(self):
macro = parse('k(1).k(a).k(3)', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('1'),
system_mapping.get('a'),
system_mapping.get('3')
})
self.loop.run_until_complete(macro.run(self.handler))
self.assertListEqual(self.result, [
(EV_KEY, system_mapping.get('1'), 1), (EV_KEY, system_mapping.get('1'), 0),
(EV_KEY, system_mapping.get('a'), 1), (EV_KEY, system_mapping.get('a'), 0),
(EV_KEY, system_mapping.get('3'), 1), (EV_KEY, system_mapping.get('3'), 0),
])
self.assertEqual(len(macro.child_macros), 0)
def test_return_errors(self):
error = parse('k(1).h(k(a)).k(3)', self.mapping, return_errors=True)
self.assertIsNone(error)
error = parse('k(1))', self.mapping, return_errors=True)
self.assertIn('bracket', error)
error = parse('k((1)', self.mapping, return_errors=True)
self.assertIn('bracket', error)
error = parse('k((1).k)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('r(a, k(1))', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('k()', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('k(1)', self.mapping, return_errors=True)
self.assertIsNone(error)
error = parse('k(1, 1)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('h(1, 1)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('h(h(h(1, 1)))', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('r(1)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('r(1, 1)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('r(k(1), 1)', self.mapping, return_errors=True)
self.assertIsNotNone(error)
error = parse('r(1, k(1))', self.mapping, return_errors=True)
self.assertIsNone(error)
def test_hold(self):
macro = parse('k(1).h(k(a)).k(3)', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('1'),
system_mapping.get('a'),
system_mapping.get('3')
})
macro.press_key()
asyncio.ensure_future(macro.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertTrue(macro.is_holding())
self.assertGreater(len(self.result), 2)
macro.release_key()
self.loop.run_until_complete(asyncio.sleep(0.05))
self.assertFalse(macro.is_holding())
self.assertEqual(self.result[0], (EV_KEY, system_mapping.get('1'), 1))
self.assertEqual(self.result[-1], (EV_KEY, system_mapping.get('3'), 0))
code_a = system_mapping.get('a')
self.assertGreater(self.result.count((EV_KEY, code_a, 1)), 2)
self.assertEqual(len(macro.child_macros), 1)
def test_dont_hold(self):
macro = parse('k(1).h(k(a)).k(3)', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('1'),
system_mapping.get('a'),
system_mapping.get('3')
})
asyncio.ensure_future(macro.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertFalse(macro.is_holding())
# press_key was never called, so the macro completes right away
# and the child macro of hold is never called.
self.assertEqual(len(self.result), 4)
self.assertEqual(self.result[0], (EV_KEY, system_mapping.get('1'), 1))
self.assertEqual(self.result[-1], (EV_KEY, system_mapping.get('3'), 0))
self.assertEqual(len(macro.child_macros), 1)
def test_just_hold(self):
macro = parse('k(1).h().k(3)', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('1'),
system_mapping.get('3')
})
macro.press_key()
asyncio.ensure_future(macro.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.1))
self.assertTrue(macro.is_holding())
self.assertEqual(len(self.result), 2)
self.loop.run_until_complete(asyncio.sleep(0.1))
# doesn't do fancy stuff, is blocking until the release
self.assertEqual(len(self.result), 2)
macro.release_key()
self.loop.run_until_complete(asyncio.sleep(0.05))
self.assertFalse(macro.is_holding())
self.assertEqual(len(self.result), 4)
self.assertEqual(self.result[0], (EV_KEY, system_mapping.get('1'), 1))
self.assertEqual(self.result[-1], (EV_KEY, system_mapping.get('3'), 0))
self.assertEqual(len(macro.child_macros), 0)
def test_dont_just_hold(self):
macro = parse('k(1).h().k(3)', self.mapping)
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {
system_mapping.get('1'),
system_mapping.get('3')
})
asyncio.ensure_future(macro.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.1))
self.assertFalse(macro.is_holding())
# since press_key was never called it just does the macro
# completely
self.assertEqual(len(self.result), 4)
self.assertEqual(self.result[0], (EV_KEY, system_mapping.get('1'), 1))
self.assertEqual(self.result[-1], (EV_KEY, system_mapping.get('3'), 0))
self.assertEqual(len(macro.child_macros), 0)
def test_2(self):
start = time.time()
repeats = 20
macro = parse(f'r({repeats}, k(k)).r(1, k(k))', self.mapping)
k_code = system_mapping.get('k')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {k_code})
self.loop.run_until_complete(macro.run(self.handler))
keystroke_sleep = self.mapping.get('macros.keystroke_sleep_ms')
sleep_time = 2 * repeats * keystroke_sleep / 1000
self.assertGreater(time.time() - start, sleep_time * 0.9)
self.assertLess(time.time() - start, sleep_time * 1.1)
self.assertListEqual(
self.result,
[(EV_KEY, k_code, 1), (EV_KEY, k_code, 0)] * (repeats + 1)
)
self.assertEqual(len(macro.child_macros), 2)
self.assertEqual(len(macro.child_macros[0].child_macros), 0)
def test_3(self):
start = time.time()
macro = parse('r(3, k(m).w(100))', self.mapping)
m_code = system_mapping.get('m')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {m_code})
self.loop.run_until_complete(macro.run(self.handler))
keystroke_time = 6 * self.mapping.get('macros.keystroke_sleep_ms')
total_time = keystroke_time + 300
total_time /= 1000
self.assertGreater(time.time() - start, total_time * 0.9)
self.assertLess(time.time() - start, total_time * 1.1)
self.assertListEqual(self.result, [
(EV_KEY, m_code, 1), (EV_KEY, m_code, 0),
(EV_KEY, m_code, 1), (EV_KEY, m_code, 0),
(EV_KEY, m_code, 1), (EV_KEY, m_code, 0),
])
self.assertEqual(len(macro.child_macros), 1)
self.assertEqual(len(macro.child_macros[0].child_macros), 0)
def test_4(self):
macro = parse(' r(2,\nk(\nr ).k(minus\n )).k(m) ', self.mapping)
r = system_mapping.get('r')
minus = system_mapping.get('minus')
m = system_mapping.get('m')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {r, minus, m})
self.loop.run_until_complete(macro.run(self.handler))
self.assertListEqual(self.result, [
(EV_KEY, r, 1), (EV_KEY, r, 0),
(EV_KEY, minus, 1), (EV_KEY, minus, 0),
(EV_KEY, r, 1), (EV_KEY, r, 0),
(EV_KEY, minus, 1), (EV_KEY, minus, 0),
(EV_KEY, m, 1), (EV_KEY, m, 0),
])
self.assertEqual(len(macro.child_macros), 1)
self.assertEqual(len(macro.child_macros[0].child_macros), 0)
def test_5(self):
start = time.time()
macro = parse('w(200).r(2,m(w,\nr(2,\tk(BtN_LeFt))).w(10).k(k))', self.mapping)
self.assertEqual(len(macro.child_macros), 1)
self.assertEqual(len(macro.child_macros[0].child_macros), 1)
w = system_mapping.get('w')
left = system_mapping.get('bTn_lEfT')
k = system_mapping.get('k')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {w, left, k})
self.loop.run_until_complete(macro.run(self.handler))
num_pauses = 8 + 6 + 4
keystroke_time = num_pauses * self.mapping.get('macros.keystroke_sleep_ms')
wait_time = 220
total_time = (keystroke_time + wait_time) / 1000
self.assertLess(time.time() - start, total_time * 1.1)
self.assertGreater(time.time() - start, total_time * 0.9)
expected = [(EV_KEY, w, 1)]
expected += [(EV_KEY, left, 1), (EV_KEY, left, 0)] * 2
expected += [(EV_KEY, w, 0)]
expected += [(EV_KEY, k, 1), (EV_KEY, k, 0)]
expected *= 2
self.assertListEqual(self.result, expected)
def test_6(self):
# does nothing without .run
macro = parse('k(a).r(3, k(b))', self.mapping)
self.assertIsInstance(macro, _Macro)
self.assertListEqual(self.result, [])
def test_keystroke_sleep_config(self):
# global config as fallback
config.set('macros.keystroke_sleep_ms', 100)
start = time.time()
macro = parse('k(a).k(b)', self.mapping)
self.loop.run_until_complete(macro.run(self.handler))
delta = time.time() - start
# is currently over 400, k(b) adds another sleep afterwards
# that doesn't do anything
self.assertGreater(delta, 0.300)
# now set the value in the mapping, which is prioritized
self.mapping.set('macros.keystroke_sleep_ms', 50)
start = time.time()
macro = parse('k(a).k(b)', self.mapping)
self.loop.run_until_complete(macro.run(self.handler))
delta = time.time() - start
self.assertGreater(delta, 0.150)
self.assertLess(delta, 0.300)
def test_duplicate_run(self):
# it won't restart the macro, because that may screw up the
# internal state (in particular the _holding_lock).
# I actually don't know at all what kind of bugs that might produce,
# lets just avoid it. It might cause it to be held down forever.
a = system_mapping.get('a')
b = system_mapping.get('b')
c = system_mapping.get('c')
macro = parse('k(a).m(b, h()).k(c)', self.mapping)
asyncio.ensure_future(macro.run(self.handler))
self.assertFalse(macro.is_holding())
asyncio.ensure_future(macro.run(self.handler)) # ignored
self.assertFalse(macro.is_holding())
macro.press_key()
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertTrue(macro.is_holding())
asyncio.ensure_future(macro.run(self.handler)) # ignored
self.assertTrue(macro.is_holding())
macro.release_key()
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertFalse(macro.is_holding())
expected = [
(EV_KEY, a, 1), (EV_KEY, a, 0),
(EV_KEY, b, 1), (EV_KEY, b, 0),
(EV_KEY, c, 1), (EV_KEY, c, 0),
]
self.assertListEqual(self.result, expected)
"""not ignored, since previous run is over"""
asyncio.ensure_future(macro.run(self.handler))
macro.press_key()
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertTrue(macro.is_holding())
macro.release_key()
self.loop.run_until_complete(asyncio.sleep(0.2))
self.assertFalse(macro.is_holding())
expected = [
(EV_KEY, a, 1), (EV_KEY, a, 0),
(EV_KEY, b, 1), (EV_KEY, b, 0),
(EV_KEY, c, 1), (EV_KEY, c, 0),
] * 2
self.assertListEqual(self.result, expected)
def test_mouse(self):
macro_1 = parse('mouse(up, 4)', self.mapping)
macro_2 = parse('wheel(left, 3)', self.mapping)
macro_1.press_key()
macro_2.press_key()
asyncio.ensure_future(macro_1.run(self.handler))
asyncio.ensure_future(macro_2.run(self.handler))
self.loop.run_until_complete(asyncio.sleep(0.1))
self.assertTrue(macro_1.is_holding())
self.assertTrue(macro_2.is_holding())
macro_1.release_key()
macro_2.release_key()
self.assertIn((EV_REL, REL_Y, -4), self.result)
self.assertIn((EV_REL, REL_HWHEEL, 1), self.result)
self.assertIn(REL_WHEEL, macro_1.get_capabilities()[EV_REL])
self.assertIn(REL_Y, macro_1.get_capabilities()[EV_REL])
self.assertIn(REL_X, macro_1.get_capabilities()[EV_REL])
self.assertIn(REL_WHEEL, macro_2.get_capabilities()[EV_REL])
self.assertIn(REL_Y, macro_2.get_capabilities()[EV_REL])
self.assertIn(REL_X, macro_2.get_capabilities()[EV_REL])
def test_event_1(self):
macro = parse('e(EV_KEY, KEY_A, 1)', self.mapping)
a_code = system_mapping.get('a')
self.assertSetEqual(macro.get_capabilities()[EV_KEY], {a_code})
self.assertSetEqual(macro.get_capabilities()[EV_REL], set())
self.loop.run_until_complete(macro.run(self.handler))
self.assertListEqual(self.result, [(EV_KEY, a_code, 1)])
self.assertEqual(len(macro.child_macros), 0)
def test_event_2(self):
macro = parse('e(5421, 324, 154)', self.mapping)
code = 324
self.assertSetEqual(macro.get_capabilities()[5421], {324})
self.assertSetEqual(macro.get_capabilities()[EV_REL], set())
self.assertSetEqual(macro.get_capabilities()[EV_KEY], set())
self.loop.run_until_complete(macro.run(self.handler))
self.assertListEqual(self.result, [(5421, code, 154)])
self.assertEqual(len(macro.child_macros), 0)
if __name__ == '__main__':
unittest.main()
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