# Row 84 mutants: each edit applied alone to <tree>, the chief-of-staff
# tests run, the file restored. Usage: python3 mutants.py <tree>
import subprocess, shutil, sys
W=sys.argv[1]  # the tree with the candidate applied
R='roles/chief-of-staff.json'
B='packages/business/src/business.mjs'
M=[
 ('tools + write', R, '"ls"]', '"ls", "write"]'),
 ('tools + bash', R, '"ls"]', '"ls", "bash"]'),
 ('tools drop ls', R, ', "ls"]', ']'),
 ('network open', R, '"network": "api-only"', '"network": "open"'),
 ('network none', R, '"network": "api-only"', '"network": "none"'),
 ('withinRole + task.create', R, '["message.send"]', '["message.send", "task.create"]'),
 ('withinRole + role.launch', R, '["message.send"]', '["message.send", "role.launch"]'),
 ('withinRole empty', R, '["message.send"]', '[]'),
 ('crossRole + task.priority.change', R, '"crossRole": []', '"crossRole": ["task.priority.change"]'),
 ('credentials + gitea', R, '"credentials": []', '"credentials": [{ "service": "gitea", "scopes": ["read:issue"] }]'),
 ('instance may carry authority', B, '["definition", "holder", "vars", "tracker", "credentials"], at', '["definition", "holder", "vars", "tracker", "credentials", "authority"], at'),
 ('launch.by unchecked', B, 'if (!launcher.authority.withinRole.includes("role.launch")) {', 'if (false) {'),
 ('credential map unchecked', B, "if (names.join(\",\") !== wanted.join(\",\")) {", 'if (false) {'),
]
res=[]
for name,f,a,b in M:
    p=f'{W}/{f}'; s=open(p).read()
    if s.count(a)!=1: res.append(f'NOMATCH {name} ({s.count(a)})'); continue
    shutil.copy(p,p+'.bak'); open(p,'w').write(s.replace(a,b))
    try:
        r=subprocess.run(['node','--test','tests/chief-of-staff.test.mjs'],cwd=f'{W}/packages/business',capture_output=True,text=True,timeout=300)
        fails=[l for l in r.stdout.splitlines() if l.startswith('✖') and 'failing tests' not in l]
        res.append(f"{'KILLED' if r.returncode else 'SURVIVED'} {name}: {len(set(fails))} failing")
    finally:
        shutil.move(p+'.bak',p)
print('\n'.join(res))