208 lines
6.5 KiB
Python
208 lines
6.5 KiB
Python
"""
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Unit tests for dreader_hal.gesture module.
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Tests gesture detection state machine and classification logic.
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"""
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import pytest
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import time
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from dreader_hal.gesture import GestureDetector, TouchState
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from dreader_hal.types import GestureType
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class TestGestureDetector:
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"""Tests for GestureDetector class."""
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def setup_method(self):
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"""Set up fresh detector for each test."""
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self.detector = GestureDetector()
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def test_initial_state(self):
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"""Test detector initial state."""
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assert self.detector.state == TouchState.IDLE
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assert self.detector.start_pos is None
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assert self.detector.current_pos is None
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def test_tap_detection(self):
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"""Test tap gesture detection."""
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# Touch down
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self.detector.on_touch_down(100, 100)
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assert self.detector.state == TouchState.TOUCHING
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# Small delay (less than long press)
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time.sleep(0.1)
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# Touch up at same position
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gesture = self.detector.on_touch_up(105, 105) # 5px movement
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assert gesture == GestureType.TAP
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assert self.detector.state == TouchState.IDLE
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def test_long_press_detection(self):
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"""Test long press gesture detection."""
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# Touch down
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self.detector.on_touch_down(100, 100)
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# Wait for long press duration
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time.sleep(0.6) # Longer than 0.5s threshold
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# Touch up at same position
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gesture = self.detector.on_touch_up(105, 105)
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assert gesture == GestureType.LONG_PRESS
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assert self.detector.state == TouchState.IDLE
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def test_swipe_left_detection(self):
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"""Test swipe left gesture detection."""
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# Touch down
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self.detector.on_touch_down(200, 100)
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# Quick movement to the left
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time.sleep(0.1)
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gesture = self.detector.on_touch_up(100, 105) # 100px left, 5px down
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assert gesture == GestureType.SWIPE_LEFT
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def test_swipe_right_detection(self):
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"""Test swipe right gesture detection."""
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self.detector.on_touch_down(100, 100)
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time.sleep(0.1)
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gesture = self.detector.on_touch_up(200, 105) # 100px right
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assert gesture == GestureType.SWIPE_RIGHT
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def test_swipe_up_detection(self):
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"""Test swipe up gesture detection."""
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self.detector.on_touch_down(100, 200)
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time.sleep(0.1)
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gesture = self.detector.on_touch_up(105, 100) # 100px up
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assert gesture == GestureType.SWIPE_UP
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def test_swipe_down_detection(self):
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"""Test swipe down gesture detection."""
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self.detector.on_touch_down(100, 100)
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time.sleep(0.1)
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gesture = self.detector.on_touch_up(105, 200) # 100px down
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assert gesture == GestureType.SWIPE_DOWN
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def test_drag_start_detection(self):
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"""Test drag start detection."""
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# Touch down
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self.detector.on_touch_down(100, 100)
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# Move beyond threshold
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gesture = self.detector.on_touch_move(150, 100) # 50px movement
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assert gesture == GestureType.DRAG_START
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assert self.detector.state == TouchState.MOVING
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def test_drag_move_detection(self):
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"""Test drag move events."""
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# Start dragging
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self.detector.on_touch_down(100, 100)
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self.detector.on_touch_move(150, 100) # Start drag
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# Continue moving
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gesture = self.detector.on_touch_move(200, 100)
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assert gesture == GestureType.DRAG_MOVE
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assert self.detector.state == TouchState.MOVING
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def test_drag_end_detection(self):
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"""Test drag end."""
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# Start dragging
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self.detector.on_touch_down(100, 100)
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self.detector.on_touch_move(150, 100)
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# Touch up
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time.sleep(0.6) # Wait long enough to not be a swipe
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gesture = self.detector.on_touch_up(200, 100)
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assert gesture == GestureType.DRAG_END
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def test_reset(self):
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"""Test detector reset."""
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# Set some state
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self.detector.on_touch_down(100, 100)
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assert self.detector.state == TouchState.TOUCHING
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# Reset
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self.detector.reset()
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# Check clean state
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assert self.detector.state == TouchState.IDLE
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assert self.detector.start_pos is None
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assert self.detector.current_pos is None
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def test_custom_thresholds(self):
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"""Test creating detector with custom thresholds."""
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detector = GestureDetector(
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tap_threshold=50.0,
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long_press_duration=1.0
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)
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assert detector.tap_threshold == 50.0
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assert detector.long_press_duration == 1.0
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def test_pinch_detection(self):
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"""Test two-finger pinch detection."""
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# First finger down
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self.detector.on_touch_down(100, 100, finger=0)
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# Second finger down
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self.detector.on_touch_down(200, 100, finger=1)
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# Move fingers apart (pinch out)
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self.detector.on_touch_move(90, 100, finger=0)
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self.detector.on_touch_move(210, 100, finger=1)
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# Second finger up
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gesture = self.detector.on_touch_up(210, 100, finger=1)
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assert gesture == GestureType.PINCH_OUT
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def test_check_long_press(self):
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"""Test long press check during touch."""
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# Touch down
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self.detector.on_touch_down(100, 100)
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# Check before threshold
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time.sleep(0.2)
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assert not self.detector.check_long_press()
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# Check after threshold
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time.sleep(0.4) # Total 0.6s
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assert self.detector.check_long_press()
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assert self.detector.state == TouchState.LONG_PRESS_DETECTED
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def test_no_gesture_on_small_movement(self):
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"""Test that small movements during long delay don't trigger swipe."""
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self.detector.on_touch_down(100, 100)
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time.sleep(0.6) # Wait long
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# Small movement
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gesture = self.detector.on_touch_up(110, 110) # Only 14px diagonal
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# Should be long press, not swipe
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assert gesture == GestureType.LONG_PRESS
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class TestTouchState:
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"""Tests for TouchState enum."""
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def test_states_defined(self):
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"""Test all required states are defined."""
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assert TouchState.IDLE
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assert TouchState.TOUCHING
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assert TouchState.MOVING
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assert TouchState.LONG_PRESS_DETECTED
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def test_state_values(self):
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"""Test state enum values."""
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assert TouchState.IDLE.value == "idle"
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assert TouchState.TOUCHING.value == "touching"
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assert TouchState.MOVING.value == "moving"
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assert TouchState.LONG_PRESS_DETECTED.value == "long_press_detected"
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