Full rearchitecture using Claude
- event bus systen - all components are independent - preparation for web frontend
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369
python-backend/tests/test_reactions.py
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369
python-backend/tests/test_reactions.py
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"""The behaviour of the mouse, driven end to end through the simulator.
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Everything between the tag being read and the LED bytes being written is production
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code here - only the serial link and VLC are substituted.
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"""
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from __future__ import annotations
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from collections.abc import AsyncIterator
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from pathlib import Path
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import pytest
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from musicmouse.config import load_config
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from musicmouse.effects import (
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EffectRandomTwoColorInterpolationConfig,
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EffectReverseSwipe,
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EffectStaticConfig,
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EffectSwipeAndChange,
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)
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from musicmouse.events import Event, LedEffectChanged, VolumeChanged
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from musicmouse.hardware import MOUSE_LED_RANGES, LedZone, TouchButton
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from musicmouse.simulator.driver import SimulatorDriver
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from musicmouse.simulator.harness import Simulation, build_simulation
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from tests.conftest import VALID_CONFIG, write_config
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TRACK_SECONDS = 10.0
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@pytest.fixture
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async def sim(config_dir: Path) -> AsyncIterator[Simulation]:
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config = load_config(write_config(config_dir, VALID_CONFIG))
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simulation = await build_simulation(config, track_duration=TRACK_SECONDS)
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try:
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yield simulation
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finally:
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await simulation.aclose()
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@pytest.fixture
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def mouse(sim: Simulation) -> SimulatorDriver:
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return sim.driver
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@pytest.fixture
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def seen(sim: Simulation) -> list[Event]:
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events: list[Event] = []
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sim.bus.subscribe_all(events.append)
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return events
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def only[T: Event](events: list[Event], event_type: type[T]) -> list[T]:
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return [e for e in events if isinstance(e, event_type)]
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# ------------------------------------------------------------------ figure on/off
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async def test_placing_a_figure_starts_its_playlist(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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mouse.check("figure", "fuchs")
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mouse.check("playing", "true")
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mouse.check("playlist", "fuchs")
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mouse.check("track", "0")
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async def test_placing_a_figure_lights_the_leds(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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for zone in LedZone:
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assert isinstance(sim.app.mouse.effect(zone), EffectSwipeAndChange)
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assert sim.app.mouse.button_led_brightness == pytest.approx(0.5)
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async def test_the_figures_colours_are_used(mouse: SimulatorDriver, sim: Simulation) -> None:
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await mouse.place("fuchs")
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effect = sim.app.mouse.effect(LedZone.RING)
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assert isinstance(effect, EffectSwipeAndChange)
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assert effect.swipe.primary_color == sim.app.colors("fuchs").primary
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assert effect.swipe.secondary_color == sim.app.colors("fuchs").secondary
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async def test_the_mouse_swipe_is_offset_from_the_ring(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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ring = sim.app.mouse.effect(LedZone.RING)
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body = sim.app.mouse.effect(LedZone.MOUSE)
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assert isinstance(ring, EffectSwipeAndChange)
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assert isinstance(body, EffectSwipeAndChange)
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assert body.swipe.start_position != ring.swipe.start_position
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async def test_removing_a_figure_pauses_and_runs_the_off_animation(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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await mouse.remove()
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mouse.check("figure", "none")
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mouse.check("playing", "false")
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assert isinstance(sim.app.mouse.effect(LedZone.RING), EffectReverseSwipe)
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assert sim.app.mouse.button_led_brightness == pytest.approx(0.0)
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async def test_putting_the_same_figure_back_resumes_where_it_left_off(
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mouse: SimulatorDriver,
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) -> None:
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await mouse.place("fuchs")
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await mouse.wait(TRACK_SECONDS + 1)
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mouse.check("track", "1")
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await mouse.remove()
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await mouse.place("fuchs")
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mouse.check("playing", "true")
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mouse.check("track", "1")
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async def test_a_different_figure_starts_from_the_top(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.wait(TRACK_SECONDS + 1)
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await mouse.remove()
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await mouse.place("eule")
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mouse.check("playlist", "eule")
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mouse.check("track", "0")
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async def test_swapping_figures_without_removing_first(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.place("eule")
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mouse.check("figure", "eule")
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mouse.check("playlist", "eule")
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mouse.check("playing", "true")
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async def test_replacing_a_figure_after_its_playlist_finished_starts_over(
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mouse: SimulatorDriver,
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) -> None:
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await mouse.place("fuchs")
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await mouse.wait(TRACK_SECONDS * 5) # fuchs has 3 tracks
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mouse.check("playing", "false")
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await mouse.remove()
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await mouse.place("fuchs")
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mouse.check("track", "0")
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mouse.check("playing", "true")
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async def test_an_unknown_tag_changes_nothing(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.tag(bytes.fromhex("0999999999"))
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mouse.check("figure", "fuchs")
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mouse.check("playing", "true")
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# ------------------------------------------------------------------- playlist end
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async def test_the_playlist_ending_runs_the_off_animation(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("eule") # two tracks
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await mouse.wait(TRACK_SECONDS * 2 + 1)
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mouse.check("playing", "false")
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assert isinstance(sim.app.mouse.effect(LedZone.RING), EffectReverseSwipe)
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# ----------------------------------------------------------------------- buttons
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async def test_the_right_button_skips_forward(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.press("right")
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mouse.check("track", "1")
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async def test_the_left_button_skips_back(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.press("right")
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await mouse.press("left")
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mouse.check("track", "0")
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async def test_buttons_do_nothing_while_paused(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.remove()
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await mouse.press("right")
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mouse.check("track", "0")
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async def test_only_the_press_acts_not_the_release(mouse: SimulatorDriver) -> None:
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await mouse.place("fuchs")
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await mouse.press("right", "released")
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await mouse.press("right", "clicked")
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mouse.check("track", "0")
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async def test_the_rotary_press_does_not_touch_playback(mouse: SimulatorDriver) -> None:
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"""It is published to Home Assistant instead; the backend has no opinion."""
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await mouse.place("fuchs")
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await mouse.press("rotary")
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mouse.check("playing", "true")
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mouse.check("track", "0")
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# ------------------------------------------------------------------------ volume
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async def test_turning_the_encoder_up_raises_the_volume(
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mouse: SimulatorDriver, seen: list[Event]
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) -> None:
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await mouse.turn(1)
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mouse.check("volume", "45") # 40 initial + 5 increment
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assert only(seen, VolumeChanged)[-1].volume == 45
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async def test_turning_the_encoder_down_lowers_the_volume(mouse: SimulatorDriver) -> None:
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await mouse.turn(-1)
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mouse.check("volume", "35")
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async def test_several_clicks_in_one_event_scale_the_step(mouse: SimulatorDriver) -> None:
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await mouse.turn(3)
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mouse.check("volume", "55")
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async def test_volume_stops_at_the_configured_maximum(mouse: SimulatorDriver) -> None:
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for _ in range(20):
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await mouse.turn(1)
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mouse.check("volume", "60")
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async def test_volume_stops_at_the_configured_minimum(mouse: SimulatorDriver) -> None:
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for _ in range(20):
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await mouse.turn(-1)
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mouse.check("volume", "0")
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async def test_setting_the_volume_directly(mouse: SimulatorDriver) -> None:
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await mouse.set_volume(25)
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mouse.check("volume", "25")
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# ------------------------------------------------------------------ touch buttons
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@pytest.mark.parametrize("button", list(TouchButton))
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async def test_touching_lights_that_body_part_in_the_accent_colour(
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mouse: SimulatorDriver, sim: Simulation, button: TouchButton
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) -> None:
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await mouse.place("fuchs")
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await mouse.touch(button.slug)
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effect = sim.app.mouse.effect(LedZone.MOUSE)
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assert isinstance(effect, EffectStaticConfig)
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assert effect.color == sim.app.colors("fuchs").accent
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assert (effect.begin, effect.end) == MOUSE_LED_RANGES[button]
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async def test_releasing_restores_the_body_effect(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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await mouse.touch("left_ear")
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await mouse.release("left_ear")
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assert isinstance(sim.app.mouse.effect(LedZone.MOUSE), EffectRandomTwoColorInterpolationConfig)
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async def test_releasing_clears_the_area_before_restoring(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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await mouse.touch("left_ear")
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sim.transport.clear()
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await mouse.release("left_ear")
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written = sim.transport.effects_for(LedZone.MOUSE)
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assert isinstance(written[0], EffectStaticConfig)
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assert written[0].color == sim.app.colors("fuchs").primary
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assert isinstance(written[1], EffectRandomTwoColorInterpolationConfig)
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async def test_touching_with_no_figure_does_nothing(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.touch("left_ear")
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assert sim.app.mouse.effect(LedZone.MOUSE) is None
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async def test_touching_while_paused_does_nothing(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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await mouse.remove()
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sim.transport.clear()
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await mouse.touch("left_ear")
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assert sim.transport.effects_for(LedZone.MOUSE) == []
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# ------------------------------------------------------- light arbitration & reconnect
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async def test_an_mqtt_command_wins_until_the_next_figure_animation(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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"""Last write wins, whichever side it came from."""
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from musicmouse.color import ColorRGBW
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from_mqtt = EffectStaticConfig(ColorRGBW(0, 0, 1, 0))
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sim.app.mouse.set_effect(LedZone.SHELF, from_mqtt, origin="mqtt")
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await mouse.settle()
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assert sim.app.mouse.effect(LedZone.SHELF) == from_mqtt
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await mouse.place("fuchs")
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assert isinstance(sim.app.mouse.effect(LedZone.SHELF), EffectSwipeAndChange)
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sim.app.mouse.set_effect(LedZone.SHELF, from_mqtt, origin="mqtt")
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await mouse.settle()
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assert sim.app.mouse.effect(LedZone.SHELF) == from_mqtt
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async def test_every_led_write_is_announced_with_its_origin(
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mouse: SimulatorDriver, seen: list[Event]
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) -> None:
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await mouse.place("fuchs")
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origins = {e.origin for e in only(seen, LedEffectChanged)}
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assert origins == {"device"}
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assert {e.zone for e in only(seen, LedEffectChanged)} == set(LedZone)
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async def test_reconnecting_restores_the_leds(
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mouse: SimulatorDriver, sim: Simulation
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) -> None:
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await mouse.place("fuchs")
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before = sim.app.mouse.effect(LedZone.RING)
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assert before is not None
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await mouse.disconnect()
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sim.transport.clear()
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await mouse.reconnect()
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restored = sim.transport.effect(LedZone.RING)
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assert restored is not None
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# Compared as bytes: two-colour effects travel as HSV, so the decoded object holds
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# equivalent-but-not-equal colours.
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assert restored.as_bytes() == before.as_bytes()
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assert sim.transport.brightness() == pytest.approx(0.5)
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