Ludovic Marie
9edcbc2559
Oracles reference shared helper oracles (heightmap, level shape...) that javac could not find when only the entry files were listed. Also let chunkgen_bench list unsupported features (HORIZON_LIST_UNSUPPORTED=1). Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
68 lines
5.2 KiB
Python
68 lines
5.2 KiB
Python
#!/usr/bin/env python3
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"""Compare Entity/Player swimming state transitions and water predicates with vanilla."""
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import argparse
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import json
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import os
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from pathlib import Path
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import platform
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import subprocess
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import random
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import struct
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import math
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try:
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from . import lab, test_rust_parity as base
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except ImportError:
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import lab
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import test_rust_parity as base
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def corpus():
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def row(mask=0,**kw):
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f={k:bool(mask&(1<<i)) for i,k in enumerate(['swimming','water','sprint','passenger','eye','flying'])}
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f.update(mode='update',player=False,fluid=2,water_mask=6,eye_height=struct.pack('>f',1.62).hex(),fail=-1,mutate_at=-1);f.update(kw);return f
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for player in [False,True]:
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for mask in range(64):
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for mode in ['update','under','shallow']:
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for fluid in range(5):
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for tag in [0,6,31]:yield row(mask,player=player,mode=mode,fluid=fluid,water_mask=tag)
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for mode in ['update','under','shallow']:
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for fail in range(-1,8):
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for mutate_at in range(-1,8):yield row(mask,player=player,mode=mode,fail=fail,mutate_at=mutate_at)
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for height in [-float('inf'),-1,-0.,0.,.39999998,.4,.40000004,1,float('inf'),float('nan')]:yield row(mode='threshold',eye_height=struct.pack('>f',height).hex())
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rng=random.Random(0x5357494d)
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for _ in range(3000):yield row(mode='threshold',eye_height=f'{rng.getrandbits(32):08x}')
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def main():
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parser=argparse.ArgumentParser(description=__doc__);parser.add_argument('--prepare',action='store_true');args=parser.parse_args()
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build=lab.LOCAL/'rust-swimming-parity';build.mkdir(parents=True,exist_ok=True)
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report_path=build/'report.json';report_path.unlink(missing_ok=True)
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if args.prepare:lab.prepare()
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lock,jars,libraries=base.verify_artifacts()
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oracle=lab.ROOT/'mods/horizon/src/test/java/dev/horizonlab/parity/VanillaSwimmingOracle.java'
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sources=[oracle,Path(__file__),lab.ROOT/'tools/test_rust_parity.py',lab.ROOT/'tools/lab.py',lab.ROOT/'Cargo.toml',lab.ROOT/'Cargo.lock',lab.ROOT/'crates/horizon-core/Cargo.toml',lab.ROOT/'crates/horizon-world/Cargo.toml',*sorted((lab.ROOT/'crates/horizon-core/src').rglob('*.rs')),*sorted((lab.ROOT/'crates/horizon-world/src').rglob('*.rs')),lab.ROOT/'crates/horizon-world/examples/swimming_fixture.rs']
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tested_sources=base.source_hashes(sources)
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classes=build/'classes';classes.mkdir(exist_ok=True)
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def run(command,name):
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with (build/(name+'.log')).open('w',encoding='utf-8') as log:base.run(list(map(str,command)),stdout=log,stderr=subprocess.STDOUT)
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dependency_path=os.pathsep.join(map(str,libraries))
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run(['javac','--release',lock['minecraft']['java_major'],'-proc:none','-sourcepath',str(lab.ROOT/'mods/horizon/src/test/java'),'-cp',str(jars['server'])+os.pathsep+dependency_path,'-d',classes,oracle],'compile-java')
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def java(side,mode,path):
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run(['java','-Xmx512M','-cp',os.pathsep.join([str(classes),str(jars[side]),dependency_path]),'dev.horizonlab.parity.VanillaSwimmingOracle',mode,path],side+'-'+mode)
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fixtures=list(corpus());inputs=build/'inputs.txt';inputs.write_text(''.join(json.dumps(value,separators=(',',':'))+'\n' for value in fixtures),encoding='utf-8')
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fixture_paths=[inputs];tested_fixtures=base.source_hashes(fixture_paths)
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run(['cargo','build','--release','-p','horizon-world','--example','swimming_fixture'],'compile-rust')
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metadata=json.loads(subprocess.check_output(['cargo','metadata','--no-deps','--format-version','1'],cwd=lab.ROOT,text=True))
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binary=Path(metadata['target_directory'])/'release/examples'/('swimming_fixture.exe' if os.name=='nt' else 'swimming_fixture')
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run([binary,build],'rust');references=[]
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for side,jar in jars.items():
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java(side,side,build);reference=build/f'{side}.txt';matched=base.compare(reference,build/'rust.txt')
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references.append({'side':side,'jar_sha256':lab.digest(jar,'sha256'),'output_sha256':lab.digest(reference,'sha256'),'matched_output_lines':matched})
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print(f'{side}: {matched:,} swimming output lines match Rust',flush=True)
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base.ensure_sources_unchanged(sources,tested_sources);base.ensure_sources_unchanged(fixture_paths,tested_fixtures)
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report={'schema':1,'minecraft':lock['minecraft']['version'],'manifest_sha1':lock['minecraft']['manifest_sha1'],'platform':platform.platform(),'java':subprocess.check_output(['java','--version'],text=True).splitlines()[0],'rustc':subprocess.check_output(['rustc','--version'],text=True).strip(),'fixtures':len(fixtures),'sources_sha256':tested_sources,'fixtures_sha256':tested_fixtures,'rust_output_sha256':lab.digest(build/'rust.txt','sha256'),'references':references,'scope':'Actual Entity and Player updateSwimming, isUnderWater, isInShallowWater and fluid jump threshold. Compares previous-eye/body flags, player direct flying ability guard, sprint/passenger branches, direct block-position capture, native fluid tag membership, callbacks mutating fields and injected failures. Entity data and cell fluids are controlled; full synchronized entity storage, boat interaction boxes and playable gameplay remain pending.'}
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lab.write_json(report_path,report);print(f'Scoped swimming parity passed: {report_path}')
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if __name__=='__main__':main()
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