David Gwilliam
9b139a40f7
- Add Camera class with modes: vertical, horizontal, omni, floating - Refactor scroll.py and demo to use Camera abstraction - Add vis_offset for horizontal scrolling support - Add camera_x to EffectContext for effects - Add pygame window resize handling - Add HUD effect plugin for demo mode - Add --demo flag to run demo mode - Add tests for Camera and vis_offset
70 lines
1.5 KiB
Python
70 lines
1.5 KiB
Python
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from engine.camera import Camera, CameraMode
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def test_camera_vertical_default():
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"""Test default vertical camera."""
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cam = Camera()
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assert cam.mode == CameraMode.VERTICAL
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assert cam.x == 0
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assert cam.y == 0
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def test_camera_vertical_factory():
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"""Test vertical factory method."""
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cam = Camera.vertical(speed=2.0)
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assert cam.mode == CameraMode.VERTICAL
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assert cam.speed == 2.0
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def test_camera_horizontal():
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"""Test horizontal camera."""
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cam = Camera.horizontal(speed=1.5)
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assert cam.mode == CameraMode.HORIZONTAL
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cam.update(1.0)
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assert cam.x > 0
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def test_camera_omni():
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"""Test omnidirectional camera."""
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cam = Camera.omni(speed=1.0)
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assert cam.mode == CameraMode.OMNI
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cam.update(1.0)
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assert cam.x > 0
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assert cam.y > 0
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def test_camera_floating():
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"""Test floating camera with sinusoidal motion."""
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cam = Camera.floating(speed=1.0)
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assert cam.mode == CameraMode.FLOATING
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y_before = cam.y
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cam.update(0.5)
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y_after = cam.y
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assert y_before != y_after
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def test_camera_reset():
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"""Test camera reset."""
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cam = Camera.vertical()
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cam.update(1.0)
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assert cam.y > 0
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cam.reset()
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assert cam.x == 0
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assert cam.y == 0
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def test_camera_custom_update():
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"""Test custom update function."""
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call_count = 0
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def custom_update(camera, dt):
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nonlocal call_count
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call_count += 1
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camera.x += int(10 * dt)
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cam = Camera.custom(custom_update)
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cam.update(1.0)
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assert call_count == 1
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assert cam.x == 10
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