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import ast
import hashlib
import inspect
from ctx.adapters.codex import (
render_committed_query_hook,
render_prepared_context,
render_recommendation_context,
)
from ctx.adapters.codex import query_hook
from ctx.engine.lineage import CatalogCapabilityIdentity
from ctx.engine.planner import CapabilityCandidate
from ctx.engine.planning_v3 import (
BenefitAuditReference,
CapabilityBenefitProjection,
CapabilityPlanSelectionV3,
ManualPlanningAuthority,
)
from ctx.engine.protocol import HostAction, ScopeRef, Transition
from ctx.engine.state import CommittedPlanV3, PlanCapabilityV3
from ctx.runtime.production_catalog import (
RELEASE_QUERY_CATALOG_MODE,
RELEASE_QUERY_CATALOG_ROOT_SHA256,
RELEASE_QUERY_CATALOG_SEQUENCE,
)
from ctx.runtime.query_decision import (
CommittedQueryDecision,
QueryDecisionFailure,
QueryHostDescriptor,
_commit_query_decision,
)
def _digest(value: str) -> str:
return hashlib.sha256(value.encode("utf-8")).hexdigest()
def _scope(host: QueryHostDescriptor) -> ScopeRef:
return ScopeRef(
tenant_id="local",
workspace_id="workspace-1",
repository_id="repository-1",
session_id="session-1",
exposure_id="exposure-1",
host_context_id=host.host_context_id,
)
def _audit(*, candidates: int, evaluations: int) -> BenefitAuditReference:
return BenefitAuditReference(
result_schema_id="ctx.benefit-result-v1",
result_digest=_digest("synthetic-reviewed-result"),
policy_schema_id="ctx.benefit-policy-v1",
policy_digest=_digest("synthetic-reviewed-policy"),
selection_algorithm_id="ctx.benefit-selection-v1",
calibration_digest=_digest("synthetic-reviewed-calibration"),
requested_limit=5,
candidate_pool_count=candidates,
search_evaluation_count=evaluations,
)
def _plan_selection(
capability_id: str,
*,
score: int,
) -> CapabilityPlanSelectionV3:
kind, name = capability_id.split(":", 1)
presentation = CapabilityCandidate(
capability_id=capability_id,
kind=kind,
name=name,
source_digest=_digest(f"synthetic-reviewed-entry:{capability_id}"),
normalized_score_ppm=score,
matching_signals=(name,),
reason_codes=("workflow-match",),
actionability="manual",
)
return CapabilityPlanSelectionV3(
presentation=presentation,
catalog_identity=CatalogCapabilityIdentity.create(
capability_id=capability_id,
kind=kind,
catalog_namespace_digest=_digest("synthetic-reviewed-catalog-namespace"),
),
benefit=CapabilityBenefitProjection(
tier="advisory",
individual_net_benefit_u=score,
marginal_net_benefit_u=score,
),
authority=ManualPlanningAuthority(),
)
def _reviewed_decision(host: QueryHostDescriptor | None = None) -> CommittedQueryDecision:
"""Seal a non-production reviewed receipt from an exact plan and transition."""
descriptor = QueryHostDescriptor.codex() if host is None else host
scope = _scope(descriptor)
selections = (
_plan_selection("agent:reviewer", score=600_000),
_plan_selection("skill:python-tdd", score=900_000),
)
plan = CommittedPlanV3(
plan_id="synthetic-reviewed-plan",
catalog_snapshot_id=_digest("synthetic-reviewed-catalog-snapshot"),
decision_digest=_digest("synthetic-reviewed-decision"),
status="ready",
abstention_code=None,
benefit_audit=_audit(candidates=2, evaluations=2),
capabilities=tuple(PlanCapabilityV3(selection=item) for item in selections),
)
transition = Transition(
event_id="synthetic-reviewed-intent",
scope=scope,
from_revision=1,
to_revision=2,
actions=(
HostAction(
action_id="synthetic-reviewed-present",
kind="PresentBundle",
scope=scope,
precondition_revision=2,
payload={
"plan_digest": plan.decision_digest,
"capabilities": [item.to_mapping() for item in selections],
},
),
),
)
return _commit_query_decision(
host=descriptor,
transition=transition,
plan=plan,
journal_revision=2,
journal_record_digest=_digest("synthetic-reviewed-journal-record"),
release_root_digest=_digest("synthetic-reviewed-release-root"),
release_sequence=2,
catalog_mode="reviewed",
work_signature_digest=_digest("synthetic-reviewed-work"),
host_invocation_digest=_digest("synthetic-reviewed-invocation"),
)
def _production_abstention() -> CommittedQueryDecision:
host = QueryHostDescriptor.codex()
plan = CommittedPlanV3(
plan_id="production-abstention-plan",
catalog_snapshot_id=_digest("production-abstention-catalog-snapshot"),
decision_digest=_digest("production-abstention-decision"),
status="abstained",
abstention_code="no-feasible-capability",
benefit_audit=_audit(candidates=0, evaluations=0),
capabilities=(),
)
transition = Transition(
event_id="production-abstention-intent",
scope=_scope(host),
from_revision=1,
to_revision=2,
)
return _commit_query_decision(
host=host,
transition=transition,
plan=plan,
journal_revision=2,
journal_record_digest=_digest("production-abstention-journal-record"),
release_root_digest=RELEASE_QUERY_CATALOG_ROOT_SHA256,
release_sequence=RELEASE_QUERY_CATALOG_SEQUENCE,
catalog_mode=RELEASE_QUERY_CATALOG_MODE,
work_signature_digest=_digest("production-abstention-work"),
host_invocation_digest=_digest("production-abstention-invocation"),
)
EXPECTED_CONTEXT = """CTX recommendation bundle (committed, advisory only):
1. kind=agent | name=reviewer | id=agent:reviewer | actionability=manual | score_ppm=600000
2. kind=skill | name=python-tdd | id=skill:python-tdd | actionability=manual | score_ppm=900000
Use only capabilities relevant to the current task. Do not install, load, or activate anything without user approval."""
def test_codex_adapter_preserves_the_transition_compatibility_exports() -> None:
assert callable(render_prepared_context)
assert callable(render_recommendation_context)
def test_codex_user_prompt_submit_projects_the_exact_committed_context() -> None:
decision = _reviewed_decision()
envelope = render_committed_query_hook(decision)
assert envelope == {
"hookSpecificOutput": {
"hookEventName": "UserPromptSubmit",
"additionalContext": EXPECTED_CONTEXT,
}
}
def test_codex_query_hook_abstains_for_committed_abstention() -> None:
assert render_committed_query_hook(_production_abstention()) is None
def test_codex_query_hook_fails_soft_for_a_closed_failure() -> None:
assert (
render_committed_query_hook(QueryDecisionFailure(failure_code="catalog-open-failed"))
is None
)
def test_codex_query_hook_fails_soft_for_an_unsealed_value() -> None:
assert render_committed_query_hook(object()) is None
def test_codex_query_hook_fails_soft_for_a_decision_sealed_for_another_host() -> None:
foreign = _reviewed_decision(QueryHostDescriptor.claude_code())
assert render_committed_query_hook(foreign) is None
def test_codex_query_hook_does_not_mutate_or_replan_the_decision() -> None:
decision = _reviewed_decision()
before = repr(decision)
first = render_committed_query_hook(decision)
second = render_committed_query_hook(decision)
assert first == second
assert repr(decision) == before
def test_codex_query_hook_has_no_policy_engine_or_mutation_dependencies() -> None:
source = inspect.getsource(query_hook)
tree = ast.parse(source)
imported = {
alias.name
for node in ast.walk(tree)
if isinstance(node, ast.Import)
for alias in node.names
} | {
node.module
for node in ast.walk(tree)
if isinstance(node, ast.ImportFrom) and node.module is not None
}
forbidden_prefixes = (
"ctx.adapters.claude_code",
"ctx.adapters.codex.engine_adapter",
"ctx.cli",
"ctx.core",
"ctx.engine",
"ctx.mcp_server",
"ctx.runtime.production_catalog",
"ctx.runtime.query_session",
)
calls = {
node.func.id
for node in ast.walk(tree)
if isinstance(node, ast.Call) and isinstance(node.func, ast.Name)
} | {
node.func.attr
for node in ast.walk(tree)
if isinstance(node, ast.Call) and isinstance(node.func, ast.Attribute)
}
assert not any(name.startswith(forbidden_prefixes) for name in imported)
assert calls.isdisjoint(
{
"connect",
"install",
"open",
"sort",
"sorted",
"unlink",
"write",
"write_bytes",
"write_text",
}
)
|