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Tests for src/primordial_os/audit_store.py — Phase 10 Audit Store
"""
import inspect
import json
from pathlib import Path
import pytest
from primordial_os.audit_log import (
AuditEvent,
append_to_audit_chain,
create_audit_event,
)
from primordial_os.audit_store import (
append_audit_event_jsonl,
audit_event_from_dict,
audit_event_to_dict,
read_audit_events_jsonl,
verify_audit_jsonl,
)
from primordial_os.hir_kernel import HIRInput
from primordial_os.oam_detector import OAMSignals
from primordial_os.runtime import run_evaluation
# ---------------------------------------------------------------------------
# Shared fixtures
# ---------------------------------------------------------------------------
def _green_decision():
return run_evaluation(
HIRInput(0.9, 0.9, 0.9, 0.9, pressure=0.0),
OAMSignals(
certainty_level=0.5,
decision_made_for_user=False,
context_preservation=0.9,
dignity_preserved=0.9,
identity_assigned=False,
session_load_ratio=0.2,
uncertainty_disclosed=True,
autonomy_scope=0.2,
consent_present=True,
clinical_language_present=False,
memory_accessed_without_consent=False,
end_of_life_decision_attempted=False,
human_override_available=True,
),
)
def _red_decision():
return run_evaluation(
HIRInput(0.9, 0.9, 0.9, 0.9, pressure=0.0),
OAMSignals(
certainty_level=0.5,
decision_made_for_user=True,
context_preservation=0.9,
dignity_preserved=0.9,
identity_assigned=False,
session_load_ratio=0.2,
uncertainty_disclosed=True,
autonomy_scope=0.2,
consent_present=True,
clinical_language_present=False,
memory_accessed_without_consent=False,
end_of_life_decision_attempted=False,
human_override_available=True,
),
)
# ---------------------------------------------------------------------------
# audit_event_to_dict
# ---------------------------------------------------------------------------
class TestAuditEventToDict:
def test_returns_dict(self):
event = create_audit_event(_green_decision())
assert isinstance(audit_event_to_dict(event), dict)
def test_all_expected_keys_present(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
expected = {
"timestamp", "event_type", "final_gate_state", "hard_stop",
"resonance", "pressure_adjusted_stability", "max_oam_severity",
"summary", "previous_hash", "current_hash",
}
assert set(d.keys()) == expected
def test_no_extra_keys(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
assert len(d) == 10
def test_values_match_event_fields(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
assert d["timestamp"] == event.timestamp
assert d["event_type"] == event.event_type
assert d["final_gate_state"] == event.final_gate_state
assert d["hard_stop"] == event.hard_stop
assert d["resonance"] == event.resonance
assert d["pressure_adjusted_stability"] == event.pressure_adjusted_stability
assert d["max_oam_severity"] == event.max_oam_severity
assert d["summary"] == event.summary
assert d["current_hash"] == event.current_hash
def test_previous_hash_none_preserved(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
assert d["previous_hash"] is None
def test_previous_hash_string_preserved(self):
sentinel = "b" * 64
event = create_audit_event(_green_decision(), previous_hash=sentinel)
d = audit_event_to_dict(event)
assert d["previous_hash"] == sentinel
def test_no_raw_user_data_keys(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
forbidden = {"prompt", "user_input", "phi", "pii", "clinical_data", "raw_input"}
assert not (forbidden & set(d.keys()))
def test_is_json_serializable(self):
event = create_audit_event(_green_decision())
d = audit_event_to_dict(event)
serialized = json.dumps(d)
assert isinstance(serialized, str)
# ---------------------------------------------------------------------------
# audit_event_from_dict
# ---------------------------------------------------------------------------
class TestAuditEventFromDict:
def test_returns_audit_event(self):
event = create_audit_event(_green_decision())
result = audit_event_from_dict(audit_event_to_dict(event))
assert isinstance(result, AuditEvent)
def test_round_trip_equality(self):
event = create_audit_event(_green_decision())
result = audit_event_from_dict(audit_event_to_dict(event))
assert result == event
def test_round_trip_with_previous_hash(self):
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
result = audit_event_from_dict(audit_event_to_dict(e2))
assert result == e2
def test_result_is_frozen(self):
event = create_audit_event(_green_decision())
result = audit_event_from_dict(audit_event_to_dict(event))
with pytest.raises((AttributeError, TypeError)):
result.summary = "tampered" # type: ignore[misc]
def test_round_trip_hash_still_verifies(self):
from primordial_os.audit_log import verify_audit_chain
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
r1 = audit_event_from_dict(audit_event_to_dict(e1))
r2 = audit_event_from_dict(audit_event_to_dict(e2))
assert verify_audit_chain([r1, r2]) is True
# ---------------------------------------------------------------------------
# append_audit_event_jsonl
# ---------------------------------------------------------------------------
class TestAppendAuditEventJsonl:
def test_creates_file_when_absent(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
assert p.exists()
def test_single_append_produces_one_line(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
non_empty = [ln for ln in p.read_text("utf-8").splitlines() if ln.strip()]
assert len(non_empty) == 1
def test_two_appends_produce_two_lines(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
non_empty = [ln for ln in p.read_text("utf-8").splitlines() if ln.strip()]
assert len(non_empty) == 2
def test_five_appends_produce_five_lines(self, tmp_path):
p = tmp_path / "audit.jsonl"
prev = None
for _ in range(5):
e = create_audit_event(_green_decision(), previous_hash=prev)
append_audit_event_jsonl(p, e)
prev = e.current_hash
non_empty = [ln for ln in p.read_text("utf-8").splitlines() if ln.strip()]
assert len(non_empty) == 5
def test_each_line_is_valid_json(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
for raw_line in p.read_text("utf-8").splitlines():
if raw_line.strip():
assert isinstance(json.loads(raw_line), dict)
def test_file_is_valid_utf8(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
p.read_bytes().decode("utf-8")
def test_existing_content_preserved_on_second_append(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
append_audit_event_jsonl(p, e1)
first_content = p.read_text("utf-8")
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e2)
second_content = p.read_text("utf-8")
assert second_content.startswith(first_content)
def test_hidden_file_path_rejected(self, tmp_path):
p = tmp_path / ".hidden.jsonl"
event = create_audit_event(_green_decision())
with pytest.raises(ValueError):
append_audit_event_jsonl(p, event)
def test_missing_parent_directory_rejected(self, tmp_path):
p = tmp_path / "no_such_dir" / "audit.jsonl"
event = create_audit_event(_green_decision())
with pytest.raises(FileNotFoundError):
append_audit_event_jsonl(p, event)
def test_no_forbidden_field_names_written(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
content = p.read_text("utf-8")
for term in ("prompt", "user_input", "phi", "pii", "clinical_data"):
assert term not in content.lower()
# ---------------------------------------------------------------------------
# read_audit_events_jsonl
# ---------------------------------------------------------------------------
class TestReadAuditEventsJsonl:
def test_returns_tuple(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
result = read_audit_events_jsonl(p)
assert isinstance(result, tuple)
def test_single_event_round_trip(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
result = read_audit_events_jsonl(p)
assert len(result) == 1
assert result[0] == event
def test_multiple_events_round_trip(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
result = read_audit_events_jsonl(p)
assert len(result) == 2
assert result[0] == e1
assert result[1] == e2
def test_order_preserved(self, tmp_path):
p = tmp_path / "audit.jsonl"
written: list[AuditEvent] = []
prev = None
for _ in range(4):
e = create_audit_event(_green_decision(), previous_hash=prev)
append_audit_event_jsonl(p, e)
written.append(e)
prev = e.current_hash
result = read_audit_events_jsonl(p)
assert list(result) == written
def test_all_elements_are_audit_event_instances(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
for item in read_audit_events_jsonl(p):
assert isinstance(item, AuditEvent)
def test_missing_file_raises_file_not_found(self, tmp_path):
p = tmp_path / "missing.jsonl"
with pytest.raises(FileNotFoundError):
read_audit_events_jsonl(p)
def test_empty_file_returns_empty_tuple(self, tmp_path):
p = tmp_path / "audit.jsonl"
p.write_text("", encoding="utf-8")
result = read_audit_events_jsonl(p)
assert result == ()
# ---------------------------------------------------------------------------
# verify_audit_jsonl
# ---------------------------------------------------------------------------
class TestVerifyAuditJsonl:
def test_valid_single_event_returns_true(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
assert verify_audit_jsonl(p) is True
def test_valid_three_event_chain_returns_true(self, tmp_path):
p = tmp_path / "audit.jsonl"
chain = append_to_audit_chain((), _green_decision())
chain = append_to_audit_chain(chain, _red_decision())
chain = append_to_audit_chain(chain, _green_decision())
for event in chain:
append_audit_event_jsonl(p, event)
assert verify_audit_jsonl(p) is True
def test_missing_file_returns_false(self, tmp_path):
p = tmp_path / "missing.jsonl"
assert verify_audit_jsonl(p) is False
def test_tampered_hash_field_returns_false(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=e1.current_hash)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
lines = p.read_text("utf-8").splitlines()
data = json.loads(lines[0])
data["final_gate_state"] = "RED"
lines[0] = json.dumps(data, sort_keys=True, separators=(",", ":"))
p.write_text("\n".join(lines) + "\n", encoding="utf-8")
assert verify_audit_jsonl(p) is False
def test_broken_chain_link_returns_false(self, tmp_path):
p = tmp_path / "audit.jsonl"
e1 = create_audit_event(_green_decision())
e2 = create_audit_event(_red_decision(), previous_hash=None)
append_audit_event_jsonl(p, e1)
append_audit_event_jsonl(p, e2)
assert verify_audit_jsonl(p) is False
def test_tampered_resonance_returns_false(self, tmp_path):
p = tmp_path / "audit.jsonl"
event = create_audit_event(_green_decision())
append_audit_event_jsonl(p, event)
lines = p.read_text("utf-8").splitlines()
data = json.loads(lines[0])
data["resonance"] = 0.0
lines[0] = json.dumps(data, sort_keys=True, separators=(",", ":"))
p.write_text("\n".join(lines) + "\n", encoding="utf-8")
assert verify_audit_jsonl(p) is False
# ---------------------------------------------------------------------------
# Source hygiene
# ---------------------------------------------------------------------------
class TestSourceHygiene:
def test_no_coherence_terminology_in_source(self):
import primordial_os.audit_store as mod
source = inspect.getsource(mod)
assert "coherence" not in source.lower(), (
"Banned term 'coherence' found in audit_store source"
)
def test_no_forbidden_clinical_functionality_terms_in_source(self):
import primordial_os.audit_store as mod
source = inspect.getsource(mod)
for term in ("diagnos", "therapeutic", "clinical_decision", "prescri"):
assert term not in source.lower(), (
f"Forbidden clinical-functionality term '{term}' found in audit_store source"
)
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