refactor(issue-17): item 4 - the delegate-job wrapper's decisions move to Python

The wrapper keeps spawn / wait / kill, key injection and the herdr
diagnostic probe; what it decided in bash is now lib_py/delegation/wrapper.py,
reached through one `_decide` helper:

- finalize_unfinished: the clock choice, the disk grace and broker
  re-observation, the close request / label, the close and the event
  (finalize-begin / finalize-end; bash runs only the busy probe between them)
- start_stall_watch: whether to watch (MAM_STALL_WATCH, remote, human)
- _map_sub_rc, _rc_for (+ MAM_DELEGATE_FAIL_CLOSED), the subscriber
  early-exit check and cmd_wait's rc normalisation
- mam_int / mam_int_knob run lib_py/ints.py, which is also the runner's
  _positive_int: one implementation of the Issue #26 rule

No behaviour change: tests/test_issue17_item4_decisions.py runs the old
bash functions (copied verbatim from 7209750) and the new wrapper on the
same inputs and compares output, FINAL_JOB_STATUS and the registry /
publish calls. Three static tests that pinned the old bash literals now
pin the Python entry points instead.

Refs #17

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
GodopuandClaude Opus 5.5 committed 2026-10-06 04:59:58 +00:00
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"""Issue #17 item 4: the delegate-job wrapper's decisions moved from bash to
Python (lib_py/delegation/wrapper.py, lib_py/ints.py) with no behaviour change.
- U: unit tables for the new Python code (every input -> label / exit code,
invalid input, boundaries).
- C: comparison - the same input through the old bash functions (base
7209750, tests/data/issue17_item4_old_decisions.sh) and through the new
wrapper gives the same output, the same FINAL_JOB_STATUS and the same
registry.py / publish_event.py calls.
- S: static guard - the wrapper no longer carries the moved decisions.
Runs on macOS and Linux: no /proc, no broker (registry.py / publish_event.py
are stand-ins that log their argv).
"""
from __future__ import annotations
import json
import os
import re
import subprocess
import sys
import time
from pathlib import Path
import pytest
REPO_ROOT = Path(__file__).resolve().parent.parent
SKILLS = REPO_ROOT / ".agents" / "skills"
WRAPPER = SKILLS / "multi-agent-mux-delegate-job" / "multi-agent-mux-delegate-job"
LIB_INT = SKILLS / "lib_int.sh"
INTS_PY = SKILLS / "lib_py" / "ints.py"
OLD = REPO_ROOT / "tests" / "data" / "issue17_item4_old_decisions.sh"
if str(SKILLS) not in sys.path:
sys.path.insert(0, str(SKILLS))
from lib_py import ints # noqa: E402
from lib_py.delegation import wrapper as decide # noqa: E402
# ---------------------------------------------------------------------------
# U - unit tables
# ---------------------------------------------------------------------------
def test_u_subscriber_codes_mirror_job_subscriber():
from lib_py.delegation import job_subscriber
assert (decide.SUB_RC_COMPLETED, decide.SUB_RC_ERROR, decide.SUB_RC_NO_EVENT, decide.SUB_RC_BROKER_UNAVAILABLE,
decide.SUB_RC_WALL_CLOCK) == (job_subscriber.RC_COMPLETED, job_subscriber.RC_ERROR, job_subscriber.RC_NO_EVENT,
job_subscriber.RC_BROKER_UNAVAILABLE, job_subscriber.RC_WALL_CLOCK)
@pytest.mark.parametrize("disk", [None, "", "pending", "running", "completed", "error", "cancelled", "garbage"])
@pytest.mark.parametrize("rc,want", [(0, "completed"), (1, "error"), (2, "timeout"), (3, None), (4, "timeout"),
(5, "timeout"), (124, "timeout"), (-1, "timeout")])
def test_u_sub_status_table(tmp_path, rc, want, disk):
if disk == "garbage":
(tmp_path / "j.json").write_text("{not json")
elif disk is not None:
(tmp_path / "j.json").write_text(json.dumps({"status": disk}))
if want is None: # broker unavailable: a terminal record on disk wins
want = disk if disk in ("completed", "error", "cancelled") else "broker_unavailable"
assert decide.sub_status(rc, str(tmp_path), "j") == want
@pytest.mark.parametrize("rc,up", [(0, True), (3, True), (1, False), (2, False), (4, False), (143, False)])
def test_u_subscriber_up(rc, up):
assert decide.subscriber_up(rc) is up
@pytest.mark.parametrize("fc", [None, "", "1", "0", "yes"])
@pytest.mark.parametrize("status,code", [("completed", 0), ("error", 1), ("timeout", 2), ("broker_unavailable", 3),
("cancelled", 5), ("running", 1), ("", 1), ("pending", 1)])
def test_u_exit_code_table(monkeypatch, status, code, fc):
if fc is None:
monkeypatch.delenv("MAM_DELEGATE_FAIL_CLOSED", raising=False)
else:
monkeypatch.setenv("MAM_DELEGATE_FAIL_CLOSED", fc)
assert decide.exit_code(status) == (0 if fc == "0" else code)
@pytest.mark.parametrize("rc,want", [(0, 0), (1, 1), (2, 2), (3, 3), (4, 2), (5, 5)])
def test_u_wait_rc(rc, want):
assert decide.wait_rc(rc) == want
@pytest.mark.parametrize("env,session,agent,watch,msg", [
(None, "herdr:c", "claude", True, ""),
("", "herdr:c", "claude", True, ""),
("1", "c", "codex", True, ""),
("0", "herdr:c", "claude", False, ""),
("0", "remote:r", "claude", False, ""),
(None, "remote:r", "claude", False, "remote job"),
(None, "remote:human", "human", False, "remote job"),
(None, "herdr:c", "human", False, "human job"),
(None, "herdr:human", "claude", False, "human job"),
(None, "human", "claude", False, "human job"),
(None, "herdr:herdr:human", "claude", True, ""), # ${session#herdr:} strips one prefix
])
def test_u_stall_watch_table(monkeypatch, capsys, env, session, agent, watch, msg):
if env is None:
monkeypatch.delenv("MAM_STALL_WATCH", raising=False)
else:
monkeypatch.setenv("MAM_STALL_WATCH", env)
assert decide.stall_watch(session, agent) is watch
err = capsys.readouterr().err
assert (msg in err) if msg else err == ""
def _events(reg: Path, jid: str, *stamps: str) -> None:
with open(reg / f"{jid}.events.log", "w") as fh:
for s in stamps:
fh.write((json.dumps({"event": "progress", "timestamp": s}) if s else "") + "\n")
def test_u_recent_disk_heartbeat(tmp_path):
now = time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime())
old = time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime(time.time() - 100))
assert decide.recent_disk_heartbeat(str(tmp_path), "j", 10) is False # no file
_events(tmp_path, "j", old, now, "")
assert decide.recent_disk_heartbeat(str(tmp_path), "j", 10) is True # the last non-blank line
_events(tmp_path, "j", now, old)
assert decide.recent_disk_heartbeat(str(tmp_path), "j", 10) is False
assert decide.recent_disk_heartbeat(str(tmp_path), "j", 200) is True
for bad in ("{not json", json.dumps({"event": "x"}), json.dumps({"timestamp": "yesterday"})):
(tmp_path / "j.events.log").write_text(bad + "\n")
assert decide.recent_disk_heartbeat(str(tmp_path), "j", 10**9) is False
def _ns(**kw):
import argparse
base = dict(job="j", registry_dir="", status="timeout", start_time=None, timeout=60, idle_timeout=20,
agent="claude", session="herdr:c")
base.update(kw)
return argparse.Namespace(**base)
@pytest.mark.parametrize("status,session,agent,step", [
("timeout", "herdr:c", "claude", "probe"), ("timeout", "c", "codex", "probe"),
("timeout", "remote:c", "claude", "go"), ("timeout", "herdr:human", "claude", "go"),
("timeout", "herdr:c", "human", "go"), ("timeout", "", "claude", "go"), ("timeout", "herdr:", "claude", "go"),
("error", "herdr:c", "claude", "go"), ("broker_unavailable", "herdr:c", "claude", "go"),
("cancelled", "herdr:c", "claude", "go"),
])
def test_u_finalize_begin_steps(tmp_path, monkeypatch, status, session, agent, step):
monkeypatch.delenv("MAM_DELEGATE_FAIL_CLOSED", raising=False)
out = decide.finalize_begin(_ns(registry_dir=str(tmp_path), status=status, session=session, agent=agent,
start_time=1000, timeout=60, idle_timeout=20)).split()
assert out[0] == step and out[1] == status and out[3] == "1060"
assert abs(int(out[2]) - (int(time.time()) + 20)) <= 1
def test_u_finalize_begin_keep_done_and_disk(tmp_path, monkeypatch, capsys):
monkeypatch.delenv("MAM_DELEGATE_FAIL_CLOSED", raising=False)
reg = str(tmp_path)
assert decide.finalize_begin(_ns(registry_dir=reg, status="completed")) == "keep"
monkeypatch.setenv("MAM_DELEGATE_FAIL_CLOSED", "0")
assert decide.finalize_begin(_ns(registry_dir=reg, status="error")) == "keep"
monkeypatch.setenv("MAM_DELEGATE_FAIL_CLOSED", "1")
(tmp_path / "j.json").write_text(json.dumps({"status": "completed"}))
assert decide.finalize_begin(_ns(registry_dir=reg, status="timeout")) == "done completed"
for disk in ("error", "cancelled"):
(tmp_path / "j.json").write_text(json.dumps({"status": disk}))
assert decide.finalize_begin(_ns(registry_dir=reg, status="timeout")).split()[:2] == ["probe", disk]
(tmp_path / "j.json").write_text(json.dumps({"status": "running"}))
(tmp_path / "j.stall.out").write_text("a\nb\nc\nd\n")
capsys.readouterr()
assert decide.finalize_begin(_ns(registry_dir=reg, status="error")).split()[:2] == ["go", "error"]
assert capsys.readouterr().err == "stall watch log for j (last 3 lines):\nb\nc\nd\n"
def test_u_cli_refuses_bad_input(tmp_path):
env = {**os.environ, "PYTHONPATH": str(SKILLS)}
for argv in (["sub-status", "x", "--job", "j", "--registry-dir", "."], ["sub-status", "1"], ["exit-code"],
["wait-rc", "1.5"], ["nope"], [], ["finalize-end", "--job", "j"]):
res = subprocess.run([sys.executable, "-m", "lib_py.delegation.wrapper", *argv], capture_output=True,
text=True, env=env, timeout=60)
assert res.returncode == 2 and res.stdout == "", (argv, res.stdout, res.stderr)
@pytest.mark.parametrize("value,minimum,want", [
("999999999", 1, 999999999), ("1000000000", 1, None), ("0999999999", 1, 999999999), ("1", 1, 1),
("0", 1, None), ("0", 0, 0), ("00", 0, 0), (" 7\n", 7, 7), ("6", 7, None), ("+5", 0, None), ("5 5", 0, None),
("٥", 0, None), ("", 0, None), (None, 0, None)])
def test_u_ints_boundaries(value, minimum, want):
assert ints.positive_int(value, minimum) == want
def test_u_ints_cli(tmp_path):
def run(*a):
return subprocess.run([sys.executable, "-I", str(INTS_PY), *a], capture_output=True, text=True, timeout=60)
assert run("int", "0700", "1").stdout == "700\n"
assert run("int", "abc", "1").returncode == 1
res = run("knob", "K", "abc", "30", "1")
assert res.stdout == "30\n" and "WARNING: K=abc ignored (not a decimal integer >= 1); using 30" in res.stderr
assert run("knob", "K", "", "$X", "0").stdout == "$X\n" # the default is printed as given
for bad in ([], ["int", "1"], ["knob", "K", "1", "2"], ["other", "1", "2"]):
assert run(*bad).returncode == 2, bad
# ---------------------------------------------------------------------------
# C - old bash vs new wrapper, same input, same result
# ---------------------------------------------------------------------------
def _shim(tmp_path: Path) -> Path:
"""The wrapper's $PY: registry.py / publish_event.py / job_subscriber.py and
the stall watcher are stand-ins that log their argv; anything else is the
real interpreter."""
shim = tmp_path / "py-shim"
shim.write_text(
"#!/bin/sh\n"
'case "$1" in\n'
' */scripts/registry.py) shift; echo "registry.py $*" >>"$CALL_LOG"; echo close-out; echo close-err >&2; '
'exit "${CLOSE_RC:-0}";;\n'
' */scripts/publish_event.py) shift; echo "publish_event.py $*" >>"$CALL_LOG"; echo pub-out; '
'echo pub-err >&2; exit 0;;\n'
' */scripts/job_subscriber.py) shift; echo "job_subscriber.py $*" >>"$CALL_LOG"; exit "${SUB_RC:-0}";;\n'
"esac\n"
'case "$*" in *lib_py.stall_watch*) echo "stall_watch $*" >>"$CALL_LOG"; exit 0;; esac\n'
f'exec "{sys.executable}" "$@"\n')
shim.chmod(0o755)
return shim
def _env(tmp_path: Path, **extra) -> dict:
env = {k: v for k, v in os.environ.items()
if not k.startswith(("HERDR_", "MAM_", "SKS_")) and k not in ("PYTHONPATH",)}
env.update(MAM_DELEGATE_JOB_NO_MAIN="1", MAM_ENV_FILE=str(tmp_path / ".mam.env.absent"), HOME=str(tmp_path),
DELEGATE_JOB_LOGS_DIR=str(tmp_path / "logs"))
env.update({k: str(v) for k, v in extra.items() if v is not None})
return env
def _run_both(tmp_path: Path, body: str, env_extra: dict, setup=None):
"""Run `body` after sourcing the new wrapper, once as is and once with the
old functions sourced over it. Returns [(rc, stdout, stderr, calls)] old, new."""
out = []
for which in ("old", "new"):
work = tmp_path / which
reg = work / "reg"
reg.mkdir(parents=True)
if setup:
setup(reg)
log = work / "calls.log"
log.write_text("")
shim = _shim(work)
script = (f'source "{WRAPPER}"\n' + (f'source "{OLD}"\n' if which == "old" else "")
+ f'REGISTRY_DIR="{reg}"; PY="{shim}"\n' + body)
res = subprocess.run(["bash", "-c", script], capture_output=True, text=True, cwd=str(work), timeout=120,
env=_env(work, CALL_LOG=log, DELEGATE_JOB_PYTHON=shim, **env_extra))
norm = lambda t: t.replace(str(work), "<W>") # noqa: E731
calls = re.sub(r"--watch-pid \d+", "--watch-pid <pid>", norm(log.read_text()))
out.append((res.returncode, norm(res.stdout), norm(res.stderr), calls))
return out
def _finalize_body(status, sub_rc, phase, *, typ="direct", agent="claude", session="herdr:c", timeout=5, idle=0,
start_offset=-100, tok="tok1", reason="", fifth=None):
return ("_agent_still_working() { return 1; }\n"
"_sanitize_herdr_agent_name() { printf '%s\\n' \"$1\"; }\n"
f'TYPE="{typ}"; AGENT="{agent}"; AGENT_SESSION="{session}"; TIMEOUT={timeout}; IDLE_TIMEOUT={idle}\n'
f'START_TIME=$(( $(date +%s) + {start_offset} )); _disp_tok="{tok}"; PREFLIGHT_REASON="{reason}"\n'
'FINAL_JOB_STATUS="unset"\n'
f'finalize_unfinished j1 "{status}" "{sub_rc}" "{phase}"' + (f' "{fifth}"' if fifth else "") + "\n"
'echo "FINAL=$FINAL_JOB_STATUS"\n')
def _disk(status):
def setup(reg):
if status is not None:
(reg / "j1.json").write_text(json.dumps({"job_id": "j1", "status": status}))
return setup
PAIRS = [("error", 1), ("timeout", 2), ("timeout", 4), ("broker_unavailable", 3), ("completed", 0), ("error", 2)]
PHASES = ["direct", "inject", "preflight", "idle_wait", "subscriber", "worker"]
@pytest.mark.parametrize("phase", PHASES)
@pytest.mark.parametrize("status,sub_rc", PAIRS)
def test_c_finalize_labels_closes_and_events(tmp_path, status, sub_rc, phase):
"""Past the wall clock: every status x subscriber rc x phase."""
old, new = _run_both(tmp_path, _finalize_body(status, sub_rc, phase, reason="target_not_found"), {},
setup=_disk("running"))
assert old == new, (old, new)
assert "FINAL=" in new[1]
VARIANTS = [
# (status, sub_rc, phase, body kwargs, disk, env)
("timeout", 2, "direct", dict(start_offset=0, timeout=60, idle=0), "running", {}), # idle clock
("timeout", 2, "direct", dict(start_offset=0, timeout=60, idle=0, agent="human"), "running", {}),
("timeout", 2, "direct", dict(session="remote:r"), "running", {}),
("timeout", 2, "worker", dict(fifth="herdr:other"), "running", {}),
("timeout", 2, "direct", dict(typ="loop"), "running", {}),
("error", 1, "inject", dict(typ="discuss"), "running", {}),
("timeout", 2, "direct", {}, "completed", {}),
("timeout", 2, "direct", {}, "error", {}),
("broker_unavailable", 3, "direct", {}, "cancelled", {}),
("broker_unavailable", 3, "direct", {}, None, {}),
("error", 1, "direct", {}, "garbage", {}),
("timeout", 4, "direct", dict(tok=""), "running", {}),
("error", 1, "preflight", dict(reason=""), "running", {}),
("error", 1, "preflight", dict(reason="target_not_found", tok=""), "running", {}),
("error", 2, "idle_wait", dict(reason="target_not_found"), "running", {}),
("timeout", 2, "direct", {}, "running", {"CLOSE_RC": "4"}),
("error", 1, "inject", {}, "running", {"CLOSE_RC": "1"}),
("error", 1, "direct", {}, "running", {"MAM_DELEGATE_FAIL_CLOSED": "0"}),
("completed", 0, "direct", {}, "error", {}),
("broker_unavailable", 3, "direct", dict(start_offset=0, timeout=1), "running", {}), # one 1 s re-observation
]
@pytest.mark.parametrize("status,sub_rc,phase,kw,disk,env", VARIANTS)
def test_c_finalize_variants(tmp_path, status, sub_rc, phase, kw, disk, env):
def setup(reg):
if disk == "garbage":
(reg / "j1.json").write_text("{not json")
else:
_disk(disk)(reg)
(reg / "j1.stall.out").write_text("one\ntwo\nthree\nfour\n")
old, new = _run_both(tmp_path, _finalize_body(status, sub_rc, phase, **kw), env, setup=setup)
assert old == new, (old, new)
def test_c_finalize_heartbeat_grace_runs_to_the_wall_clock(tmp_path):
"""Fresh disk heartbeats keep the grace open until the deadline (2 s)."""
def setup(reg):
_disk("running")(reg)
_events(reg, "j1", time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime(time.time() + 30)))
t0 = time.time()
old, new = _run_both(tmp_path, _finalize_body("timeout", 2, "direct", start_offset=0, timeout=2, idle=1), {},
setup=setup)
assert old == new, (old, new)
assert "wall_clock_timeout" in new[3] and time.time() - t0 >= 3
def test_c_finalize_grace_sees_a_late_completion(tmp_path):
"""A record that turns completed during the grace ends it as completed."""
body = ("( sleep 1; printf '%s' '{\"status\": \"completed\"}' > \"$REGISTRY_DIR/j1.json\" ) &\n"
+ _finalize_body("timeout", 2, "direct", start_offset=0, timeout=30, idle=10))
old, new = _run_both(tmp_path, body, {}, setup=_disk("running"))
assert old == new, (old, new)
assert "FINAL=completed" in new[1] and new[3] == ""
@pytest.mark.parametrize("rc", [0, 1, 2, 3, 4, 5])
def test_c_sub_status_exit_code_and_subscriber_up(tmp_path, rc):
body = (f'st=$(_map_sub_rc {rc} j1 2>/dev/null || _decide sub-status {rc} --job j1 --registry-dir "$REGISTRY_DIR")\n'
'echo "status=$st"\n')
# the old file defines _map_sub_rc; the new wrapper does not
for disk in (None, "running", "completed", "error", "cancelled"):
old, new = _run_both(tmp_path / str(disk), body, {}, setup=_disk(disk))
assert old == new, (disk, old, new)
for fc in ("1", "0"):
code = (f'if declare -F _rc_for >/dev/null; then if [ "${{MAM_DELEGATE_FAIL_CLOSED:-1}}" = "0" ]; then echo 0; '
f'else _rc_for "$(_map_sub_rc {rc} j1)"; fi; else _decide exit-code "$(_decide sub-status {rc} --job j1 '
f'--registry-dir "$REGISTRY_DIR")"; fi\n')
old, new = _run_both(tmp_path / f"fc{fc}", code, {"MAM_DELEGATE_FAIL_CLOSED": fc})
assert old == new, (fc, old, new)
up = (f'if declare -F _rc_for >/dev/null; then sub_exit={rc}; '
f'if [ $sub_exit -eq $SUB_RC_COMPLETED ] || [ $sub_exit -eq $SUB_RC_BROKER_UNAVAILABLE ]; then echo up; '
f'else echo down; fi; else _decide subscriber-up {rc} && echo up || echo down; fi\n')
old, new = _run_both(tmp_path / "up", up, {})
assert old == new, (old, new)
@pytest.mark.parametrize("rc", [0, 1, 2, 3, 4, 5])
@pytest.mark.parametrize("job", ["", "j1"])
def test_c_cmd_wait(tmp_path, rc, job):
body = (f'set +e; cmd_wait {"--job " + job if job else ""} --timeout 5; echo "rc=$?"\n')
old, new = _run_both(tmp_path, body, {"SUB_RC": rc})
assert old == new, (old, new)
assert f"rc={2 if rc == 4 else rc}" in new[1]
@pytest.mark.parametrize("env,session,agent", [
(None, "herdr:c", "claude"), ("0", "herdr:c", "claude"), (None, "remote:r", "claude"),
(None, "herdr:c", "human"), (None, "herdr:human", "codex"), ("", "c", "codex")])
@pytest.mark.parametrize("tok,att", [("", ""), ("tok1", "2")])
def test_c_start_stall_watch(tmp_path, env, session, agent, tok, att):
body = (f'JOB_ID=j1; start_stall_watch "{session}" "{agent}" "{tok}" "{att}" >out.txt\n'
'[ -z "$STALL_PID" ] || wait "$STALL_PID"\n'
'sed "s/pid: [0-9]*/pid: N/" out.txt; echo "spawned=${STALL_PID:+yes}"\n')
old, new = _run_both(tmp_path, body, {"MAM_STALL_WATCH": env, "HERDR_SESSION_NAME": "hs"})
assert old == new, (old, new)
INT_INPUTS = ["30", "0700", "0900", " 30 ", "0", "-5", "abc", "", "1e3", "9999999999", "000000000030",
"999999999", "1000000000", " 30 ", "٣٠", "\t7\n", "9" * 5000]
@pytest.mark.parametrize("locale", ["C", "en_US.UTF-8"])
@pytest.mark.parametrize("minimum", [0, 1])
def test_c_mam_int_and_knob(tmp_path, locale, minimum):
old_fns = subprocess.run(["sed", "-n", "/^mam_int()/,/^}/p;/^mam_int_knob()/,/^}/p", str(OLD)],
capture_output=True, text=True, check=True).stdout
probe = ('for v in "${VALUES[@]}"; do printf "[%s]" "$(mam_int "$v" "$MIN" || echo invalid)"; '
'K="$v" mam_int_knob K 42 "$MIN"; done; echo; mam_int_knob UNSET_KNOB 9 "$MIN"\n')
arr = "VALUES=(" + " ".join("$'" + v.encode("unicode_escape").decode().replace("'", "\\'") + "'"
for v in INT_INPUTS) + ")\n"
outs = []
for src in (old_fns, f'source "{LIB_INT}"\n'):
res = subprocess.run(["bash", "-c", src + arr + probe], capture_output=True, text=True, timeout=120,
env={**os.environ, "MIN": str(minimum), "LC_ALL": locale, "LANG": locale})
outs.append((res.returncode, res.stdout, res.stderr))
assert outs[0] == outs[1], outs
# ---------------------------------------------------------------------------
# S - static guard
# ---------------------------------------------------------------------------
def test_s_the_wrapper_carries_no_moved_decision():
text = "\n".join(l for l in WRAPPER.read_text().splitlines() if not l.lstrip().startswith("#"))
for name in ("_map_sub_rc", "_rc_for", "_disk_status", "_recent_disk_heartbeat", "FINALIZE_CLOCK"):
assert name not in text, name
for knob in ("MAM_DELEGATE_FAIL_CLOSED", "MAM_STALL_WATCH"):
assert "${" + knob not in text, knob
# subscriber codes are compared nowhere in bash any more
assert not re.search(r"-(eq|ne) +\"?\$SUB_RC_", text)
assert not re.search(r"= +\"?\$SUB_RC_", text)
for label in ("wall_clock_timeout", "deadline_timeout", "agent_blocked", "session_busy"):
assert label not in text, label
assert "BASH_REMATCH" not in LIB_INT.read_text()