xavierk
80a3792576
Import the vocalinux source tree (tray app, Next.js site in web/, packaging, installers, docs and tests) on top of the Gitea template commit. The project README replaces the template README, and the template CI files (.gitea/workflows/ci.yml, .jscpd.json, CI.md) are kept.
438 lines
18 KiB
Python
438 lines
18 KiB
Python
"""Tests for configurable modifier+key hotkeys (e.g. Alt+R).
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Covers the generalized parser/validator in base.py plus combo detection in the
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evdev and pynput backends. Legacy pure-modifier gestures must keep working.
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"""
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import threading
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import types
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import pytest
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from vocalinux.ui.keyboard_backends.base import (
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ShortcutSpec,
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format_shortcut_label,
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get_shortcut_display_name,
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is_valid_shortcut,
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parse_shortcut,
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parse_shortcut_spec,
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)
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class TestParseShortcutSpec:
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def test_legacy_pure_modifier(self):
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spec = parse_shortcut_spec("ctrl+ctrl")
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assert spec.modifiers == ("ctrl",)
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assert spec.key is None
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assert spec.is_combo is False
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assert spec.primary_modifier == "ctrl"
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def test_legacy_side_specific(self):
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spec = parse_shortcut_spec("left_shift+left_shift")
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assert spec.modifiers == ("left_shift",)
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assert spec.is_combo is False
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def test_simple_combo(self):
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spec = parse_shortcut_spec("alt+r")
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assert spec.modifiers == ("alt",)
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assert spec.key == "r"
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assert spec.is_combo is True
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def test_multi_modifier_combo(self):
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spec = parse_shortcut_spec("ctrl+alt+r")
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assert spec.modifiers == ("ctrl", "alt")
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assert spec.key == "r"
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def test_function_key_combo(self):
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assert parse_shortcut_spec("alt+f5").key == "f5"
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def test_bare_function_key(self) -> None:
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spec = parse_shortcut_spec("f10")
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assert spec.modifiers == ()
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assert spec.key == "f10"
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assert spec.is_combo is True
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assert spec.canonical() == "f10"
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assert spec.primary_modifier == "f10"
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def test_named_key_combo(self):
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assert parse_shortcut_spec("super+space").key == "space"
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def test_case_insensitive_and_whitespace(self):
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spec = parse_shortcut_spec(" ALT + R ")
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assert spec.modifiers == ("alt",)
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assert spec.key == "r"
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@pytest.mark.parametrize(
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"bad",
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["", " ", "ctrl", "ctrl+alt", "alt+r+t", "invalid_shortcut", "alt+", "+r", "r", "space"],
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)
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def test_invalid(self, bad: str) -> None:
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with pytest.raises(ValueError):
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parse_shortcut_spec(bad)
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def test_canonical_round_trips(self):
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for s in ["ctrl+ctrl", "alt+r", "ctrl+alt+r", "super+space", "alt+f5", "f10"]:
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assert parse_shortcut_spec(parse_shortcut_spec(s).canonical()).canonical() == (
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parse_shortcut_spec(s).canonical()
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)
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class TestBackwardCompatibility:
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def test_parse_shortcut_legacy_unchanged(self):
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assert parse_shortcut("ctrl+ctrl") == "ctrl"
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assert parse_shortcut("right_alt+right_alt") == "right_alt"
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def test_parse_shortcut_combo_returns_primary_modifier(self):
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assert parse_shortcut("alt+r") == "alt"
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assert parse_shortcut("ctrl+alt+r") == "ctrl"
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def test_parse_shortcut_bare_function_key_returns_key(self) -> None:
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assert parse_shortcut("f10") == "f10"
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assert parse_shortcut("F13") == "f13"
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def test_parse_shortcut_invalid_raises_with_message(self):
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with pytest.raises(ValueError) as e:
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parse_shortcut("bogus")
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assert "Unsupported shortcut" in str(e.value)
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def test_parse_shortcut_bare_modifier_still_invalid(self):
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with pytest.raises(ValueError):
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parse_shortcut("ctrl")
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def test_legacy_display_names_unchanged(self):
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assert get_shortcut_display_name("ctrl+ctrl") == "Ctrl (either side)"
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assert get_shortcut_display_name("left_shift+left_shift") == "Left Shift"
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assert get_shortcut_display_name("alt+alt", "toggle") == "Double-tap Alt"
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assert get_shortcut_display_name("alt+alt", "push_to_talk") == "Hold Alt"
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class TestValidationAndLabels:
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def test_is_valid_shortcut(self):
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assert is_valid_shortcut("alt+r") is True
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assert is_valid_shortcut("ctrl+ctrl") is True
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assert is_valid_shortcut("f10") is True
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assert is_valid_shortcut("ctrl") is False
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assert is_valid_shortcut("r") is False
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assert is_valid_shortcut("") is False
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assert is_valid_shortcut("nope") is False
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def test_combo_labels(self):
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assert format_shortcut_label(parse_shortcut_spec("alt+r")) == "Alt+R"
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assert format_shortcut_label(parse_shortcut_spec("ctrl+alt+r")) == "Ctrl+Alt+R"
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assert format_shortcut_label(parse_shortcut_spec("super+space")) == "Super+Space"
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def test_combo_display_names_by_mode(self):
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assert get_shortcut_display_name("alt+r", "toggle") == "Press Alt+R"
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assert get_shortcut_display_name("alt+r", "push_to_talk") == "Hold Alt+R"
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def test_bare_function_key_labels(self) -> None:
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assert format_shortcut_label(parse_shortcut_spec("f10")) == "F10"
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assert get_shortcut_display_name("f10", "push_to_talk") == "Hold F10"
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# --------------------------------------------------------------------------
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# evdev combo detection
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# --------------------------------------------------------------------------
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evdev_backend = pytest.importorskip("vocalinux.ui.keyboard_backends.evdev_backend")
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@pytest.mark.skipif(not evdev_backend.EVDEV_AVAILABLE, reason="evdev not available")
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class TestEvdevComboDetection:
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def _event(self, code, value):
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return types.SimpleNamespace(code=code, value=value, type=1)
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def _wait(self, flag, timeout=1.0):
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return flag.wait(timeout)
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def _codes(self):
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from vocalinux.ui.keyboard_backends.evdev_backend import (
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KEY_LEFTALT,
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KEY_RIGHTALT,
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evdev_code_for_key,
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)
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return KEY_LEFTALT, KEY_RIGHTALT, evdev_code_for_key("r")
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def test_toggle_fires_on_combo_press(self):
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alt_l, _, key_r = self._codes()
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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# Alt down, then R down -> toggle fires.
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backend._handle_key_event(self._event(alt_l, 1), None)
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backend._handle_key_event(self._event(key_r, 1), None)
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assert self._wait(fired)
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def test_toggle_does_not_fire_without_modifier(self):
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_, _, key_r = self._codes()
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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# R alone (no Alt held) must not trigger.
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backend._handle_key_event(self._event(key_r, 1), None)
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assert not self._wait(fired, timeout=0.2)
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def test_push_to_talk_press_and_release(self):
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alt_l, _, key_r = self._codes()
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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backend.register_press_callback(pressed.set)
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backend.register_release_callback(released.set)
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backend._handle_key_event(self._event(alt_l, 1), None)
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backend._handle_key_event(self._event(key_r, 1), None)
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assert self._wait(pressed)
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backend._handle_key_event(self._event(key_r, 0), None)
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assert self._wait(released)
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def test_ptt_release_when_modifier_released_first(self):
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alt_l, _, key_r = self._codes()
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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backend.register_press_callback(pressed.set)
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backend.register_release_callback(released.set)
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backend._handle_key_event(self._event(alt_l, 1), None)
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backend._handle_key_event(self._event(key_r, 1), None)
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assert self._wait(pressed)
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# Release Alt while R still held -> hold ends.
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backend._handle_key_event(self._event(alt_l, 0), None)
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assert self._wait(released)
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def test_split_keyboard_either_alt_variant(self):
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_, alt_r, key_r = self._codes()
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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# Right Alt (other keyboard half) + R still satisfies "alt".
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backend._handle_key_event(self._event(alt_r, 1), None)
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backend._handle_key_event(self._event(key_r, 1), None)
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assert self._wait(fired)
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def test_legacy_double_tap_still_works(self):
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from vocalinux.ui.keyboard_backends.evdev_backend import KEY_LEFTCTRL
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="ctrl+ctrl", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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backend._handle_key_event(self._event(KEY_LEFTCTRL, 1), None)
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backend._handle_key_event(self._event(KEY_LEFTCTRL, 0), None)
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backend._handle_key_event(self._event(KEY_LEFTCTRL, 1), None)
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assert self._wait(fired)
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def test_push_to_talk_bare_function_key(self) -> None:
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from vocalinux.ui.keyboard_backends.evdev_backend import evdev_code_for_key
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key_f10 = evdev_code_for_key("f10")
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="f10", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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backend.register_press_callback(pressed.set)
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backend.register_release_callback(released.set)
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backend._handle_key_event(self._event(key_f10, 1), None)
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assert self._wait(pressed)
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backend._handle_key_event(self._event(key_f10, 0), None)
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assert self._wait(released)
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def test_toggle_bare_function_key(self) -> None:
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from vocalinux.ui.keyboard_backends.evdev_backend import evdev_code_for_key
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key_f10 = evdev_code_for_key("f10")
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="f10", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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backend._handle_key_event(self._event(key_f10, 1), None)
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assert self._wait(fired)
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@pytest.mark.skipif(not evdev_backend.EVDEV_AVAILABLE, reason="evdev not available")
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class TestEvdevShortcutAvailability:
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def test_bare_function_key_checks_main_key(self, monkeypatch: pytest.MonkeyPatch) -> None:
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="f10", mode="push_to_talk")
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modifier_calls: list[tuple[str, str]] = []
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key_calls: list[tuple[str, str]] = []
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monkeypatch.setattr(
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evdev_backend,
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"find_keyboard_devices",
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lambda: ["/dev/input/event0", "/dev/input/event1"],
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)
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def fake_has_modifier(device_path: str, modifier: str) -> bool:
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modifier_calls.append((device_path, modifier))
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return False
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def fake_has_key(device_path: str, key_token: str) -> bool:
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key_calls.append((device_path, key_token))
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return device_path == "/dev/input/event0" and key_token == "f10"
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monkeypatch.setattr(evdev_backend, "device_has_modifier_key", fake_has_modifier)
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monkeypatch.setattr(evdev_backend, "device_has_key", fake_has_key)
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assert backend.is_available() is True
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assert key_calls == [
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("/dev/input/event0", "f10"),
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]
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assert modifier_calls == []
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def test_modifier_shortcut_still_checks_modifier(self, monkeypatch: pytest.MonkeyPatch) -> None:
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backend = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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modifier_calls: list[tuple[str, str]] = []
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monkeypatch.setattr(evdev_backend, "find_keyboard_devices", lambda: ["/dev/input/event0"])
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def fake_has_modifier(device_path: str, modifier: str) -> bool:
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modifier_calls.append((device_path, modifier))
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return modifier == "alt"
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monkeypatch.setattr(evdev_backend, "device_has_modifier_key", fake_has_modifier)
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monkeypatch.setattr(evdev_backend, "device_has_key", lambda *_args: False)
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assert backend.is_available() is True
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assert modifier_calls == [("/dev/input/event0", "alt")]
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# --------------------------------------------------------------------------
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# pynput combo detection
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# --------------------------------------------------------------------------
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pynput_backend = pytest.importorskip("vocalinux.ui.keyboard_backends.pynput_backend")
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@pytest.mark.skipif(not pynput_backend.PYNPUT_AVAILABLE, reason="pynput not available")
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class TestPynputComboDetection:
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def _kb(self):
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"""The keyboard module the backend actually imported.
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Using the backend's own reference (rather than a fresh ``from pynput
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import keyboard``) keeps us consistent with the module-level
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``ALL_MODIFIER_KEYS`` set. If another test has replaced ``pynput`` with a
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mock in ``sys.modules`` and left it there, ``KeyCode.from_char`` yields a
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mock; detect that and skip rather than assert against a broken stub.
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"""
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kb = pynput_backend.keyboard
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try:
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if kb.KeyCode.from_char("r").char != "r":
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pytest.skip("pynput is mocked by another test module")
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except Exception:
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pytest.skip("pynput is mocked by another test module")
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return kb
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def _wait(self, flag, timeout=1.0):
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return flag.wait(timeout)
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def test_toggle_fires_on_combo(self):
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kb = self._kb()
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backend = pynput_backend.PynputKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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backend._on_press(kb.Key.alt_l)
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backend._on_press(kb.KeyCode.from_char("r"))
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assert self._wait(fired)
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def test_no_fire_without_modifier(self):
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kb = self._kb()
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backend = pynput_backend.PynputKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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backend._on_press(kb.KeyCode.from_char("r"))
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assert not self._wait(fired, timeout=0.2)
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def test_push_to_talk_press_release(self):
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kb = self._kb()
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backend = pynput_backend.PynputKeyboardBackend(shortcut="alt+r", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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backend.register_press_callback(pressed.set)
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backend.register_release_callback(released.set)
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backend._on_press(kb.Key.alt_l)
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backend._on_press(kb.KeyCode.from_char("r"))
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assert self._wait(pressed)
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backend._on_release(kb.KeyCode.from_char("r"))
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assert self._wait(released)
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def test_ctrl_letter_control_char_matches(self):
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kb = self._kb()
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# Ctrl+R may arrive as control char \x12; token resolver must map it back.
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backend = pynput_backend.PynputKeyboardBackend(shortcut="ctrl+r", mode="toggle")
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fired = threading.Event()
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backend.register_toggle_callback(fired.set)
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backend._on_press(kb.Key.ctrl_l)
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backend._on_press(kb.KeyCode.from_char("\x12"))
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assert self._wait(fired)
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def test_push_to_talk_bare_function_key(self) -> None:
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kb = self._kb()
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backend = pynput_backend.PynputKeyboardBackend(shortcut="f10", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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backend.register_press_callback(pressed.set)
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backend.register_release_callback(released.set)
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backend._on_press(kb.Key.f10)
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assert self._wait(pressed)
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backend._on_release(kb.Key.f10)
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assert self._wait(released)
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@pytest.mark.skipif(not evdev_backend.EVDEV_AVAILABLE, reason="evdev not available")
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class TestEvdevComboRecovery:
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"""Combo state must be reconciled after lost events (SYN_DROPPED / disconnect)."""
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def _event(self, code, value):
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return types.SimpleNamespace(code=code, value=value, type=1)
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def _codes(self):
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from vocalinux.ui.keyboard_backends.evdev_backend import (
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KEY_LEFTALT,
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evdev_code_for_key,
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)
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return KEY_LEFTALT, evdev_code_for_key("r")
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def test_dropped_modifier_release_does_not_false_trigger(self):
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alt_l, key_r = self._codes()
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b = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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fired = threading.Event()
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b.register_toggle_callback(fired.set)
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# Alt goes down; its release is then LOST (SYN_DROPPED). Recovery must
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# clear the stale "Alt held" state so R alone can't toggle.
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b._handle_key_event(self._event(alt_l, 1), None)
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assert alt_l in b._combo_pressed
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b._reset_combo_state()
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assert b._combo_pressed == set()
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b._handle_key_event(self._event(key_r, 1), None)
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assert not fired.wait(0.2)
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def test_reset_ends_stuck_push_to_talk_hold(self):
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alt_l, key_r = self._codes()
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b = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="push_to_talk")
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pressed = threading.Event()
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released = threading.Event()
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b.register_press_callback(pressed.set)
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b.register_release_callback(released.set)
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b._handle_key_event(self._event(alt_l, 1), None)
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b._handle_key_event(self._event(key_r, 1), None)
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assert pressed.wait(1.0)
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assert b._combo_active
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b._reset_combo_state() # e.g. a device disconnects mid-hold
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assert released.wait(1.0)
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assert not b._combo_active
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def test_device_disconnect_resets_combo_state(self):
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alt_l, _ = self._codes()
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b = evdev_backend.EvdevKeyboardBackend(shortcut="alt+r", mode="toggle")
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b._handle_key_event(self._event(alt_l, 1), None)
|
|
assert alt_l in b._combo_pressed
|
|
|
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fake_device = types.SimpleNamespace(close=lambda: None, name="fake")
|
|
b._remove_keyboard_device(1234, fake_device)
|
|
assert b._combo_pressed == set()
|