Files
stack/agents/darkwing/work/slice1-s2b-review/mutations-s2b.py
T
jason.woltjeandClaude Opus 5.5 4f28c09069 review(bus): darkwing S2b round 1, changes (row 43, #1525)
Verdict comment 26765, queue rev 140. R1: message.send and role.revoke
verbs use gated decisions without consuming them. R2: a cross-role
decision authorizes without limit once policy makes the action gated.
Two rulings for Sage on cross-role reuse and class drift.

Co-Authored-By: Claude Opus 5.5 <[email protected]>
2026-10-05 17:35:15 -05:00

32 lines
2.3 KiB
Python

#!/usr/bin/env python3
# S2b round 1: Rocko's two mutants plus Darkwing's, repository layout, each compared to a clean baseline.
import pathlib,tempfile,shutil,subprocess,json,re,sys
cases=[
('rocko-drop-check','broker.mjs',"fail('decision-consumed');",";"),
('rocko-current-class','broker.mjs',"this.#decision(s, result.decision).class === 'gated'","result.class === 'gated'"),
('dw-is-not-to-ne','broker.mjs',"IS NOT 'decision.raise' LIMIT 1","!= 'decision.raise' LIMIT 1"),
('dw-count-raise-event','broker.mjs',"AND json_extract(body,'$.operation') IS NOT 'decision.raise' LIMIT 1","LIMIT 1"),
('dw-every-class','broker.mjs',"result.decision && this.#decision(s, result.decision).class === 'gated' &&","result.decision &&"),
('dw-event-drops-decision','broker.mjs',"{ action, ...result, target: context.target ?? null }","{ action, class: result.class, target: context.target ?? null }"),
('dw-either-class','broker.mjs',"this.#decision(s, result.decision).class === 'gated'","(result.class === 'gated' || this.#decision(s, result.decision).class === 'gated')"),
]
source=pathlib.Path(sys.argv[1])
def run(dest):
r=subprocess.run(['node','--test',*[str(p) for p in sorted((dest/'tests').glob('*.test.mjs'))]],capture_output=True,text=True,timeout=300)
tests=set(l[2:].rsplit(' (',1)[0] for l in r.stdout.splitlines() if l.startswith('✖ ') and not l.startswith('✖ failing tests'))
return r.returncode,tests
with tempfile.TemporaryDirectory(prefix='dw-s2b-mut-') as root:
dest=pathlib.Path(root)/'packages'/'bus';shutil.copytree(source,dest,ignore=shutil.ignore_patterns('dw'))
code,base=run(dest);print(json.dumps({'baseline_exit':code,'baseline_failures':sorted(base)}),flush=True)
code,f=run(dest);print(json.dumps({'mutation':'no-op','exit':code,'killed':bool(f-base)}),flush=True)
out=[]
for name,file,old,new in cases:
p=dest/'src'/file;b=p.read_text();pat=r'\s*'.join(re.escape(c) for c in old if not c.isspace());n=len(re.findall(pat,b))
if n!=1: print(json.dumps({'mutation':name,'error':f'{n} matches'}),flush=True);continue
p.write_text(re.sub(pat,lambda m:new,b,count=1))
try: code,f=run(dest)
finally: p.write_text(b)
x=sorted(f-base);out.append({'mutation':name,'exit':code,'killed':bool(x),'new_failures':x})
print(json.dumps(out[-1]),flush=True)
print('killed',sum(x['killed'] for x in out),'of',len(out))