Task 002: add shared domain contracts

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2026-05-21 17:45:00 +03:00
parent d42f0c4392
commit a0ae06adfa
31 changed files with 4043 additions and 27 deletions
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from __future__ import annotations
import sys
import unittest
from pathlib import Path
from pydantic import ValidationError
BACKEND_ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(BACKEND_ROOT))
from src.domain.contracts import ( # noqa: E402
ARTICLE_WORKFLOW_STATUSES,
ARTICLE_WORKFLOW_TRANSITIONS,
ArticleCreateRequest,
ArticleWorkflowStatus,
Role,
UserSummary,
)
class DomainContractTest(unittest.TestCase):
def test_role_enum_is_canonical(self) -> None:
self.assertEqual(["ADMIN", "EDITOR"], [role.value for role in Role])
with self.assertRaises(ValidationError):
UserSummary.model_validate(
{
"id": "00000000-0000-0000-0000-000000000001",
"display_name": "Writer",
"role": "WRITER",
}
)
def test_article_create_rejects_missing_required_fields(self) -> None:
with self.assertRaises(ValidationError) as error:
ArticleCreateRequest.model_validate({})
missing_fields = {
issue["loc"][0]
for issue in error.exception.errors()
if issue["type"] == "missing"
}
self.assertEqual({"brief_description", "target_site_id"}, missing_fields)
def test_workflow_statuses_and_transitions_are_shared_constants(self) -> None:
self.assertEqual(
[
"ARTICLE_BRIEF_CREATED",
"BOUNDARY_QUESTIONS_GENERATED",
"BOUNDARY_ANSWERS_SUBMITTED",
"PLAN_GENERATED",
"PLAN_REVIEW_REQUIRED",
"PLAN_REVISION_REQUIRED",
"RESEARCH_RUNNING",
"EVIDENCE_MATRIX_READY",
"PARALLEL_PRODUCTION_RUNNING",
"DRAFT_ASSEMBLED",
"SEO_AND_LANGUAGE_REVIEW_READY",
"FINAL_REVIEW_REQUIRED",
"FINAL_REVISION_REQUIRED",
"PUBLISH_DRY_RUN_REQUIRED",
"PUBLISH_COMMIT_READY",
"PUBLISH_COMMIT_CREATED",
],
[status.value for status in ARTICLE_WORKFLOW_STATUSES],
)
self.assertEqual(set(ArticleWorkflowStatus), set(ARTICLE_WORKFLOW_TRANSITIONS))
for status, next_statuses in ARTICLE_WORKFLOW_TRANSITIONS.items():
self.assertIsInstance(status, ArticleWorkflowStatus)
for next_status in next_statuses:
self.assertIsInstance(next_status, ArticleWorkflowStatus)
if __name__ == "__main__":
unittest.main()
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from __future__ import annotations
import json
import sys
import unittest
from pathlib import Path
REPO_ROOT = Path(__file__).resolve().parents[4]
BACKEND_ROOT = REPO_ROOT / "apps" / "backend"
sys.path.insert(0, str(BACKEND_ROOT))
from src.presentation.main import app # noqa: E402
class GeneratedContractArtifactsTest(unittest.TestCase):
def test_openapi_snapshot_matches_backend_openapi(self) -> None:
snapshot_path = REPO_ROOT / "packages" / "shared" / "openapi.json"
snapshot = json.loads(snapshot_path.read_text(encoding="utf-8"))
self.assertEqual(app.openapi(), snapshot)
def test_typescript_types_are_marked_generated(self) -> None:
types_path = REPO_ROOT / "packages" / "shared" / "src" / "api-types.ts"
content = types_path.read_text(encoding="utf-8")
self.assertTrue(
content.startswith(
"// Generated from backend OpenAPI by "
"scripts/generate_openapi_contracts.py."
)
)
self.assertIn("export type ArticleCreateRequest", content)
if __name__ == "__main__":
unittest.main()
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from __future__ import annotations
import sys
import types
import unittest
from importlib.util import find_spec
from pathlib import Path
from typing import Any
BACKEND_ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(BACKEND_ROOT))
def _module_available(name: str) -> bool:
try:
return find_spec(name) is not None
except (ModuleNotFoundError, ValueError):
return False
def _install_optional_dependency_stubs() -> None:
# Health routes import external clients; this contract test only reads OpenAPI.
if not _module_available("boto3"):
boto3 = types.ModuleType("boto3")
boto3.client = lambda *args, **kwargs: None
sys.modules["boto3"] = boto3
if not _module_available("psycopg"):
psycopg = types.ModuleType("psycopg")
psycopg.connect = lambda *args, **kwargs: None
sys.modules["psycopg"] = psycopg
if not _module_available("redis"):
redis = types.ModuleType("redis")
class Redis:
@staticmethod
def from_url(*args: Any, **kwargs: Any) -> None:
return None
redis.Redis = Redis
sys.modules["redis"] = redis
if not _module_available("botocore.config"):
botocore = types.ModuleType("botocore")
config = types.ModuleType("botocore.config")
class Config:
def __init__(self, *args: Any, **kwargs: Any) -> None:
pass
config.Config = Config
sys.modules["botocore"] = botocore
sys.modules["botocore.config"] = config
_install_optional_dependency_stubs()
from src.presentation.main import app # noqa: E402
class BackendPublicOpenApiContractTest(unittest.TestCase):
def setUp(self) -> None:
self.openapi = app.openapi()
self.schemas = self.openapi.get("components", {}).get("schemas", {})
def test_article_create_request_contract_is_public_and_rejects_invalid_payloads(
self,
) -> None:
failures: list[str] = []
article_schema = self.schemas.get("ArticleCreateRequest")
if article_schema is None:
failures.append("components.schemas.ArticleCreateRequest is missing")
else:
required = set(article_schema.get("required", []))
for field in ("brief_description", "target_site_id"):
if field not in required:
failures.append(f"ArticleCreateRequest must require {field!r}")
invalid_article_errors = self._validation_errors(
schema_name="ArticleCreateRequest",
payload={},
)
if not self._has_required_error(invalid_article_errors, "brief_description"):
failures.append(
"ArticleCreateRequest contract must reject payloads missing "
"'brief_description'"
)
if not self._has_required_error(invalid_article_errors, "target_site_id"):
failures.append(
"ArticleCreateRequest contract must reject payloads missing "
"'target_site_id'"
)
request_ref = self._json_request_schema_ref(path="/api/articles", method="post")
if request_ref != "#/components/schemas/ArticleCreateRequest":
failures.append(
"POST /api/articles must expose ArticleCreateRequest as its JSON "
f"request body; got {request_ref or 'no request body'}"
)
role_schema = self.schemas.get("Role")
if role_schema is None:
failures.append("components.schemas.Role is missing")
else:
role_values = self._enum_values(role_schema)
if role_values != ["ADMIN", "EDITOR"]:
failures.append(
"Role enum must be exactly ['ADMIN', 'EDITOR']; "
f"got {role_values!r}"
)
if not self._has_enum_error("Role", "WRITER"):
failures.append("Role contract must reject invalid value 'WRITER'")
workflow_status_schema = self.schemas.get("ArticleWorkflowStatus")
if workflow_status_schema is None:
failures.append("components.schemas.ArticleWorkflowStatus is missing")
elif not self._has_enum_error("ArticleWorkflowStatus", "NOT_A_STATUS"):
failures.append(
"ArticleWorkflowStatus contract must reject invalid workflow statuses"
)
self.assertEqual([], failures)
def _json_request_schema_ref(self, *, path: str, method: str) -> str | None:
operation = self.openapi.get("paths", {}).get(path, {}).get(method, {})
content = operation.get("requestBody", {}).get("content", {})
schema = content.get("application/json", {}).get("schema", {})
return schema.get("$ref")
def _has_required_error(self, errors: list[str], field: str) -> bool:
return any(error == f"missing required field: {field}" for error in errors)
def _has_enum_error(self, schema_name: str, value: str) -> bool:
return f"invalid enum value: {value}" in self._validation_errors(
schema_name=schema_name,
payload=value,
)
def _validation_errors(self, *, schema_name: str, payload: Any) -> list[str]:
schema = self.schemas.get(schema_name)
if schema is None:
return [f"missing schema: {schema_name}"]
enum_values = self._enum_values(schema)
if enum_values is not None:
return [] if payload in enum_values else [f"invalid enum value: {payload}"]
if schema.get("type") != "object" or not isinstance(payload, dict):
return []
required = schema.get("required", [])
return [
f"missing required field: {field}"
for field in required
if field not in payload
]
def _enum_values(self, schema: dict[str, Any]) -> list[str] | None:
enum_values = schema.get("enum")
if isinstance(enum_values, list):
return enum_values
for composite_key in ("allOf", "anyOf", "oneOf"):
for item in schema.get(composite_key, []):
resolved = self._resolve_schema(item)
values = self._enum_values(resolved)
if values is not None:
return values
return None
def _resolve_schema(self, schema: dict[str, Any]) -> dict[str, Any]:
ref = schema.get("$ref")
if not isinstance(ref, str):
return schema
prefix = "#/components/schemas/"
if not ref.startswith(prefix):
return schema
return self.schemas.get(ref.removeprefix(prefix), schema)
if __name__ == "__main__":
unittest.main()