rdbtCVS
63 lines
2.8 KiB
Python
63 lines
2.8 KiB
Python
#!/usr/bin/env python3
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"""A connected client advances ghast fireballs between tracker packets.
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AbstractHurtingProjectile.tick/applyInertia run on clients as well as servers.
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Like lan_e2e's falling-entity check, sample motion more often than the tracker
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interval; an interpolation-only client stalls for most of that interval.
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"""
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import json
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import math
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import subprocess
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import lab
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import lan_e2e as lan
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def check_motion(host, guest, out):
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x, y, z = (math.floor(v) for v in lan.pos_of(guest))
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for game in (host, guest):
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game('command', command='gamemode creative')
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tag = 'remote_fireball_parity'
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host('command', command=f'fill {x + 2} {y + 18} {z - 1} {x + 48} {y + 23} {z + 1} minecraft:air')
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host('command', command=f'summon minecraft:fireball {x + 3.5} {y + 20} {z + 0.5} '
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f'{{Tags:["{tag}"],Motion:[0.1d,0.0d,0.0d]}}')
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samples = []
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try:
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for _ in range(8):
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balls = [p for p in guest('status')['projectiles'] if p['kind'] == 'LargeFireball']
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samples.append(balls[0]['position'][0] if balls else None)
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guest.wait(2)
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finally:
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host('command', command=f'kill @e[tag={tag}]')
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seen = [p for p in samples if p is not None]
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assert len(seen) >= 6, f'fireball visible in only {len(seen)} samples: {samples}'
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moves = sum(b != a for a, b in zip(seen, seen[1:]))
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assert moves >= len(seen) - 2, f'fireball stalled between tracker updates: {samples}'
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return {'positions': samples}
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def main():
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subprocess.run(['cargo', 'build', '--locked', '--profile', 'fast', '-p', 'horizon-client',
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'--bin', 'horizon-client', '--bin', 'horizon-ctl'], cwd=lab.ROOT, check=True)
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metadata = json.loads(subprocess.check_output(
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['cargo', 'metadata', '--format-version', '1', '--no-deps'], cwd=lab.ROOT, text=True))
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ctl = lab.ROOT / metadata['target_directory'] / 'fast' / 'horizon-ctl'
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lan.CHECK_FNS['remote-fireball'] = check_motion
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# Use the runner's current display (xvfb on Linux), with fresh isolated homes.
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lan.game_env = lambda _screen, home: lab.game_env(
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HORIZON_HOME=home, HORIZON_TELEMETRY_URL='off')
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reports = {}
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for threaded in (True, False):
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lan.SERVER_THREAD = threaded
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mode = 'server-thread' if threaded else 'in-frame'
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out = lab.LOCAL / 'remote-fireball-parity' / mode
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out.mkdir(parents=True, exist_ok=True)
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# lan.Game launches each client with lab.game_env and private scratch homes.
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reports[mode] = lan.run(ctl, out, lab.RESOURCES.resolve(), ['remote-fireball'])
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lab.write_json(lab.LOCAL / 'remote-fireball-parity' / 'report.json', reports)
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assert all(r['pass'] for mode in reports.values() for r in mode.values()), reports
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if __name__ == '__main__':
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main()
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