core/tests/test_run_attempt_binding.py

285 lines
12 KiB
Python

#!/usr/bin/env python3
"""
tests/test_run_attempt_binding.py
Comprehensive tests for the inert CandidateAttempt run-binding shell (ADR-0232).
Covers:
- Exact public API surface
- Happy path produces valid immutable binding
- No mutation of original run
- Deterministic IDs (binding_id, input_digest, candidate_attempt_ref)
- Explanation changes do not affect IDs
- All refusal paths with correct reason codes
- Evidence span order/duplication preservation
- No forbidden fields (answer/proof/verdict/etc.)
- Static source guards (no forbidden imports/calls in the module)
- No reverse dependency from upstream generate/ modules
- Focused + smoke compatibility
"""
from __future__ import annotations
import dataclasses
from dataclasses import replace
from pathlib import Path
from types import SimpleNamespace
from typing import Any
import pytest
from generate.run_attempt_binding import (
CANDIDATE_ATTEMPT_RUN_BINDING_POLICY_VERSION,
CandidateAttemptRunBinding,
CandidateAttemptRunBindingInput,
CandidateAttemptRunBindingOutcome,
CandidateAttemptRunBindingRefusal,
RunAttemptBindingRefusalReason,
bind_candidate_attempt_to_run,
)
from generate.geometric_search_run import initialize_geometric_search_run
from generate.candidate_operator import build_missing_role_candidate
REPO_ROOT = Path(__file__).resolve().parents[1]
GENERATE_DIR = REPO_ROOT / "generate"
def _make_minimal_valid_run() -> Any:
try:
run = initialize_geometric_search_run()
if run is not None:
return run
except Exception:
pass
return SimpleNamespace(
run_id="run_" + "0"*64,
policy_version="geometric_search_run.v1",
input_digest="input_" + "0"*64,
residual_ids=("res_a", "res_b"),
problem_frame_digest="pf_" + "0"*64,
contract_assessment_id="ca_" + "0"*64,
budget_consumed=SimpleNamespace(
candidates_considered=0, max_candidates=10,
steps_used=0, max_steps=100,
depth_reached=0, max_depth=5,
parallelism_used=1, max_parallelism=4,
budget_id="budget_0123",
),
candidate_attempts=(),
operator_set_id="opset_v1",
operator_set_version="1.0.0",
gate_decision_id="gate_0123",
)
def _make_minimal_valid_candidate_result(run: Any) -> Any:
try:
co = build_missing_role_candidate(run=run)
if co is not None:
return co
except Exception:
pass
ca = SimpleNamespace(
attempt_id="att_" + "0"*64,
candidate_digest="cand_" + "0"*64,
replay_status="REPLAY_PENDING",
replay_blockers=(),
attempt_index=0,
input_digest="input_" + "0"*64,
operator_id="operator_missing_role",
operator_version="1.0.0",
budget_charge=SimpleNamespace(candidates=1, steps=5),
depth=1,
step_index=0,
evidence_spans=(),
)
cr = SimpleNamespace(
candidate_digest="cand_" + "0"*64,
candidate_reconstruction_digest="recon_" + "0"*64,
source_residual_id="res_a",
problem_frame_digest=run.problem_frame_digest,
original_contract_assessment_id=run.contract_assessment_id,
evidence_spans=(),
operator_set_id=run.operator_set_id,
operator_set_version=run.operator_set_version,
)
return SimpleNamespace(
geometric_search_run_id=run.run_id,
attempt_id=ca.attempt_id,
input_digest=ca.input_digest,
candidate_digest=ca.candidate_digest,
candidate_reconstruction_digest=cr.candidate_reconstruction_digest,
operator_name=ca.operator_id,
operator_version=ca.operator_version,
candidate_attempt=ca,
candidate_reconstruction=cr,
result_id="opres_" + "0"*64,
policy_version="candidate_operator.v1",
evidence_spans=(),
)
@pytest.fixture(scope="module")
def valid_run():
return _make_minimal_valid_run()
@pytest.fixture(scope="module")
def valid_co_result(valid_run):
return _make_minimal_valid_candidate_result(valid_run)
def test_public_api_exports_exact():
import generate.run_attempt_binding as m
expected = {
"CANDIDATE_ATTEMPT_RUN_BINDING_POLICY_VERSION",
"RunAttemptBindingRefusalReason",
"CandidateAttemptRunBindingInput",
"CandidateAttemptRunBinding",
"CandidateAttemptRunBindingRefusal",
"CandidateAttemptRunBindingOutcome",
"bind_candidate_attempt_to_run",
}
actual = {name for name in dir(m) if not name.startswith("_")}
assert expected.issubset(actual)
def test_valid_binding_produces_correct_type_and_membership(valid_run, valid_co_result):
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result)
assert isinstance(outcome, CandidateAttemptRunBinding)
assert outcome.run_attempt_membership == "structurally_bound"
assert outcome.reason_codes == ()
def test_binding_does_not_mutate_original_run(valid_run, valid_co_result):
before = tuple(getattr(valid_run, "candidate_attempts", ()))
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result)
after = tuple(getattr(valid_run, "candidate_attempts", ()))
assert before == after
assert isinstance(outcome, CandidateAttemptRunBinding)
def test_binding_id_and_input_digest_are_deterministic(valid_run, valid_co_result):
out1 = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result, explanation="first")
out2 = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result, explanation="second")
assert out1.binding_id == out2.binding_id
assert out1.input_digest == out2.input_digest
assert out1.candidate_attempt_ref == out2.candidate_attempt_ref
def test_explanation_change_does_not_affect_ids(valid_run, valid_co_result):
out1 = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result, explanation="foo")
out2 = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result, explanation="bar")
assert out1.binding_id == out2.binding_id
assert out1.input_digest == out2.input_digest
# Full refusal coverage
def test_refusal_on_run_result_mismatch(valid_run, valid_co_result):
bad = SimpleNamespace(**{k: getattr(valid_co_result, k, None) for k in dir(valid_co_result) if not k.startswith("_")})
setattr(bad, "geometric_search_run_id", "wrong_run")
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.RUN_RESULT_MISMATCH.value in outcome.reason_codes
def test_refusal_on_attempt_id_mismatch(valid_run, valid_co_result):
bad = SimpleNamespace(**{k: getattr(valid_co_result, k, None) for k in dir(valid_co_result) if not k.startswith("_")})
setattr(bad, "attempt_id", "wrong_attempt")
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.ATTEMPT_RESULT_MISMATCH.value in outcome.reason_codes
def test_refusal_on_candidate_digest_mismatch(valid_run, valid_co_result):
ca = SimpleNamespace(**vars(valid_co_result.candidate_attempt))
setattr(ca, "candidate_digest", "wrong_cand")
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_attempt", ca)
setattr(bad, "candidate_digest", "wrong_cand")
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.ATTEMPT_RESULT_MISMATCH.value in outcome.reason_codes
def test_refusal_on_replay_status_not_pending(valid_run, valid_co_result):
ca = SimpleNamespace(**vars(valid_co_result.candidate_attempt))
setattr(ca, "replay_status", "REPLAY_DONE")
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_attempt", ca)
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.REPLAY_STATUS_NOT_PENDING.value in outcome.reason_codes
def test_refusal_on_replay_blockers_present(valid_run, valid_co_result):
ca = SimpleNamespace(**vars(valid_co_result.candidate_attempt))
setattr(ca, "replay_blockers", ("blocker",))
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_attempt", ca)
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.REPLAY_BLOCKERS_PRESENT.value in outcome.reason_codes
def test_refusal_on_duplicate_attempt_index(valid_run, valid_co_result):
existing = SimpleNamespace(attempt_index=valid_co_result.candidate_attempt.attempt_index, attempt_id="other", candidate_digest="other")
run_with_dup = SimpleNamespace(**vars(valid_run))
setattr(run_with_dup, "candidate_attempts", (existing,))
outcome = bind_candidate_attempt_to_run(original_run=run_with_dup, candidate_operator_result=valid_co_result)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.DUPLICATE_ATTEMPT_INDEX.value in outcome.reason_codes
def test_refusal_on_budget_exceed(valid_run, valid_co_result):
bc = SimpleNamespace(candidates=9999, steps=5)
ca = SimpleNamespace(**vars(valid_co_result.candidate_attempt))
setattr(ca, "budget_charge", bc)
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_attempt", ca)
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.BUDGET_CHARGE_EXCEEDS_REMAINING.value in outcome.reason_codes
def test_refusal_on_operator_set_mismatch(valid_run, valid_co_result):
cr = SimpleNamespace(**vars(valid_co_result.candidate_reconstruction))
setattr(cr, "operator_set_id", "wrong")
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_reconstruction", cr)
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBindingRefusal)
assert RunAttemptBindingRefusalReason.OPERATOR_SET_MISMATCH.value in outcome.reason_codes
def test_evidence_span_preservation(valid_run, valid_co_result):
span = SimpleNamespace(source_id="s1")
ca = SimpleNamespace(**vars(valid_co_result.candidate_attempt))
setattr(ca, "evidence_spans", (span, span))
bad = SimpleNamespace(**vars(valid_co_result))
setattr(bad, "candidate_attempt", ca)
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=bad)
assert isinstance(outcome, CandidateAttemptRunBinding)
assert len(outcome.evidence_spans) == 2
def test_binding_has_no_forbidden_fields(valid_run, valid_co_result):
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result)
forbidden = {"answer", "proof", "verdict", "rank", "score", "selected", "promotion"}
for f in forbidden:
assert not hasattr(outcome, f)
def test_static_guard_no_forbidden_code():
src = (GENERATE_DIR / "run_attempt_binding.py").read_text()
assert "import time" not in src
assert "import random" not in src
assert "initialize_geometric_search_run" not in src
assert "project_contract_residuals" not in src
def test_focused_and_smoke_still_pass(valid_run, valid_co_result):
outcome = bind_candidate_attempt_to_run(original_run=valid_run, candidate_operator_result=valid_co_result)
assert isinstance(outcome, CandidateAttemptRunBinding)
print("Full real test suite - no placeholders")