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Headless automated test for all 16 tracks.
Exit 0 if all pass, 1 if any fail.
"""
import os
os.environ['SDL_VIDEODRIVER'] = 'dummy'
os.environ['SDL_AUDIODRIVER'] = 'dummy'
import sys
import math
import pygame
pygame.init()
pygame.display.set_mode((1, 1))
from game.tracks import TRACKS, SCREEN_W, SCREEN_H
ACCEL = 0.13
STEER_DEG = 2.7
all_pass = True
for track in TRACKS:
name = f"Lv{track.level}: {track.name}"
try:
# 1. Build must not raise
track.build()
# 2. surface not None, correct size
assert track.surface is not None, "surface is None"
assert track.surface.get_size() == (SCREEN_W, SCREEN_H), \
f"surface size {track.surface.get_size()} != ({SCREEN_W},{SCREEN_H})"
# 3. mask not None
assert track.mask is not None, "mask is None"
# 4. start_pos is on track
sx, sy = track.start_pos
assert track.on_track(sx, sy), \
f"start_pos {track.start_pos} not on track"
# 5. gate_side at start_pos ≈ 0
gs = track.gate_side(sx, sy)
assert abs(gs) < 2.0, \
f"gate_side at start_pos = {gs:.4f}, expected < 2.0"
# 6. Simulate 150 steps
x = float(sx)
y = float(sy)
angle = float(track.start_angle)
speed = 0.0
max_speed = track.max_speed
for step in range(150):
accel = 1 # constant throttle
steer = math.sin(step * 0.15) * 0.5 # gentle sinusoidal steer
speed_ratio = min(abs(speed) / max_speed, 1.0) if max_speed > 0 else 0
angle += steer * STEER_DEG * max(0.3, speed_ratio)
speed = min(speed + ACCEL, max_speed)
speed = max(0.0, speed - 0.038) # friction
rad = math.radians(angle)
x += speed * math.cos(rad)
y += speed * math.sin(rad)
# on_track check (no crash required)
_ = track.on_track(x, y)
print(f"PASS {name}")
except Exception as e:
print(f"FAIL {name}: {e}")
all_pass = False
print()
if all_pass:
print("All 16 tracks PASSED.")
sys.exit(0)
else:
print("Some tracks FAILED.")
sys.exit(1)
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