Files
acdl/tests/test_stack_ir_policies.py
T
Jon Chery e6ee79402b feat(P2): contract + stack-IR kyverno-json policies + resolver wiring (REQ-295..299)
contract/ policies (4): require-id-pattern, require-env-in-enum,
require-infrastructure-min-1, forbid-unknown-fields — declarative
mirrors of contract.schema.json constraints.

stack-ir/ policies (3): require-tagging-standard (nova:owner/contract/
environment/cost-center tags — ports nova_tagging.py), forbid-public-ingress
(v1.0 demo rule, now declarative), require-encryption-by-default (v1.8
D-encryption-default — S3 + EBS encryption config).

core/contract_resolver.py: pre-resolve contract-policy evaluation (REQ-296)
+ post-resolve stack-IR-policy evaluation (REQ-298). Additive — the resolver's
return shape + exceptions unchanged; PCRs attach to stack_instance.policyResults.
Policy evaluation never breaks the resolver (confidence signal decides gate).

tests: test_stack_ir_policies.py + passing/failing fixtures. Skip-without-kj.
16 existing resolver tests unchanged.

---ci---
project: acdl
phase: 2
milestone: v1.25
status: execute
phase_role: execution
requirements:
  covered: [REQ-295, REQ-296, REQ-297, REQ-298, REQ-299]
  partial: []
---/ci---
2026-08-12 18:25:18 +00:00

86 lines
3.1 KiB
Python

"""Tests for stack-IR kyverno-json policies (REQ-299, v1.25).
Tests the 3 policies in adapters/kyverno-json/policies/stack-ir/:
require-tagging-standard, forbid-public-ingress, require-encryption-by-
default. Uses the passing + failing fixtures. Skips when kj is absent.
"""
import json
import os
import sys
from pathlib import Path
import pytest
sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
import importlib.util
_ENGINE_PATH = Path(__file__).resolve().parent.parent / "adapters" / "kyverno-json" / "kyverno_json_engine.py"
_spec = importlib.util.spec_from_file_location("kyverno_json_engine", _ENGINE_PATH)
_mod = importlib.util.module_from_spec(_spec)
_spec.loader.exec_module(_mod)
KyvernoJsonEngine = _mod.KyvernoJsonEngine
POLICY_DIR = Path(__file__).resolve().parent.parent / "adapters" / "kyverno-json" / "policies" / "stack-ir"
FIXTURES = Path(__file__).resolve().parent / "fixtures" / "stack_ir"
def _kj_installed() -> bool:
return _mod._which_kj() is not None
@pytest.fixture(autouse=True)
def _require_kj():
if not _kj_installed():
pytest.skip("kj not installed (scripts/install-kyverno-json.sh)")
def _load(name):
with open(FIXTURES / name, "r", encoding="utf-8") as fh:
return json.load(fh)
class TestPassingFixture:
def test_passing_fixture_all_pass(self):
eng = KyvernoJsonEngine()
out = eng.evaluate(_load("passing.json"), POLICY_DIR, "cid-pass")
assert isinstance(out, list)
assert len(out) >= 1
# No fail results on the passing fixture.
fails = [p for p in out if p["result"] == "fail"]
assert fails == [], f"expected no fails on passing fixture, got: {fails}"
class TestFailingFixture:
def test_failing_fixture_has_fails(self):
eng = KyvernoJsonEngine()
out = eng.evaluate(_load("failing.json"), POLICY_DIR, "cid-fail")
fails = [p for p in out if p["result"] == "fail"]
assert len(fails) >= 1, "expected at least one fail on the failing fixture"
class TestPolicyFilesExist:
def test_three_policies_present(self):
files = sorted(os.listdir(POLICY_DIR))
assert "require-tagging-standard.json" in files
assert "forbid-public-ingress.json" in files
assert "require-encryption-by-default.json" in files
class TestPolicyValidity:
def test_policies_are_valid_json(self):
for f in os.listdir(POLICY_DIR):
if f.endswith(".json"):
with open(POLICY_DIR / f, "r", encoding="utf-8") as fh:
data = json.load(fh)
assert data["apiVersion"] == "json.kyverno.io/v1alpha1"
assert data["kind"] == "ValidatingPolicy"
assert "nova.cloudinit.dev/severity" in data["metadata"]["annotations"]
def test_policy_names_match_filenames(self):
for f in os.listdir(POLICY_DIR):
if f.endswith(".json"):
with open(POLICY_DIR / f, "r", encoding="utf-8") as fh:
data = json.load(fh)
expected = f.rsplit(".", 1)[0]
assert data["metadata"]["name"] == expected