Merge remote-tracking branch 'origin/dev' into feat/mock-api-import

This commit is contained in:
Johan LEROY
2026-09-21 10:24:48 +02:00
21 changed files with 882 additions and 23 deletions
+1
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@@ -113,6 +113,7 @@ Le sens de dependance est unique : `endpoints` vers `services` vers `repositorie
| `/api/v1/sites/{site_id}` | Décrit un site | `lecteur` |
| `/api/v1/recommendations` | Liste les recommandations | `lecteur` |
| `/api/v1/recommendations/{recommendation_id}` | Décrit une recommandation | `lecteur` |
| `/api/v1/recommendations/generate` | Génère les recommandations depuis les alertes (POST) | `admin` |
| `/metrics` | Métriques au format Prometheus | jeton si `APP_METRICS_TOKEN` |
| `/docs`, `/openapi.json` | Documentation, fermée en `staging` et `prod` | public sinon |
+5 -1
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@@ -192,7 +192,11 @@ AlertServiceDep = Annotated[AlertService, Depends(get_alert_service)]
def get_recommendation_service(session: SessionDep) -> RecommendationService:
return RecommendationService(recommendations=RecommendationRepository(session))
return RecommendationService(
recommendations=RecommendationRepository(session),
alerts=AlertRepository(session),
transaction=session,
)
RecommendationServiceDep = Annotated[RecommendationService, Depends(get_recommendation_service)]
+1 -1
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@@ -63,7 +63,7 @@ TAGS: Final[list[dict[str, Any]]] = [
"name": "recommendations",
"description": (
"Consultation des recommandations issues des alertes. Accessible à partir du rôle "
"`lecteur`."
"`lecteur`. Leur génération par le moteur de règles est réservée au rôle `admin`."
),
},
{
@@ -1,13 +1,18 @@
from fastapi import APIRouter, HTTPException, status
from app.api.deps import LecteurDep, RecommendationServiceDep
from app.api.openapi import REPONSE_VALIDATION, Reponses
from app.api.deps import AdminDep, LecteurDep, RecommendationServiceDep
from app.api.openapi import REPONSE_VALIDATION, REPONSES_ADMIN, Reponses
from app.schemas.errors import ErrorResponse
from app.schemas.recommendation import RecommendationResponse
from app.schemas.recommendation import (
RecommendationGenerationResponse,
RecommendationResponse,
)
from app.services.recommendation import RecommendationNotFoundError
router = APIRouter()
REPONSES_GENERATION: Reponses = {**REPONSES_ADMIN, **REPONSE_VALIDATION}
REPONSES_INTROUVABLE: Reponses = {
**REPONSE_VALIDATION,
404: {"model": ErrorResponse, "description": "Aucune recommandation ne porte cet identifiant."},
@@ -38,3 +43,22 @@ async def get_recommendation(
status_code=status.HTTP_404_NOT_FOUND, detail="Recommandation introuvable"
) from erreur
return RecommendationResponse.model_validate(recommendation)
@router.post(
"/generate",
response_model=RecommendationGenerationResponse,
summary="Génère les recommandations à partir des alertes",
responses=REPONSES_GENERATION,
)
async def generate_recommendations(
_: AdminDep,
service: RecommendationServiceDep,
site_id: str | None = None,
) -> RecommendationGenerationResponse:
rapport = await service.generate(site_id=site_id)
return RecommendationGenerationResponse(
alerts_examined=rapport.alertes_examinees,
recommendations_created=rapport.recommandations_creees,
already_present=rapport.deja_presentes,
)
+31
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@@ -22,8 +22,11 @@ from app.core.hashing import build_hasher
from app.core.roles import Role
from app.db.session import get_session_factory
from app.main import create_app
from app.repositories.alert import AlertRepository
from app.repositories.recommendation import RecommendationRepository
from app.repositories.user import UserRepository
from app.schemas.auth import PASSWORD_MIN_LENGTH, SPECIAL_CHARACTERS, valide_complexite
from app.services.recommendation import RecommendationService
LONGUEUR_MOT_DE_PASSE_GENERE = 24
CHEMIN_CONTRAT = Path(__file__).resolve().parent.parent / "openapi.json"
@@ -63,6 +66,22 @@ async def create_admin(
)
async def generate_recommendations(*, site_id: str | None) -> str:
async with get_session_factory()() as session:
service = RecommendationService(
recommendations=RecommendationRepository(session),
alerts=AlertRepository(session),
transaction=session,
)
rapport = await service.generate(site_id=site_id)
return (
f"{rapport.alertes_examinees} alerte(s) examinée(s), "
f"{rapport.recommandations_creees} recommandation(s) créée(s), "
f"{rapport.deja_presentes} déjà présente(s)"
)
# Piège : le schéma ne doit dépendre ni du `.env` du poste ni des variables `APP_*`, sinon le
# fichier versionné changerait de machine en machine et le test de dérive deviendrait un oracle
# de configuration locale. Tout ce qui atteint le schéma est donc posé ici, `_env_file` compris.
@@ -109,6 +128,14 @@ def build_parser() -> argparse.ArgumentParser:
"export-openapi", help="Écrit le contrat OpenAPI sur disque"
)
contrat.add_argument("--output", default=str(CHEMIN_CONTRAT))
recommandations = sous_commandes.add_parser(
"generate-recommendations",
help="Applique le moteur de règles aux alertes en base",
)
recommandations.add_argument(
"--site-id", default=None, help="Limite le traitement aux alertes d'un site"
)
return parser
@@ -152,6 +179,10 @@ def main(argv: list[str] | None = None) -> int:
print(export_openapi(Path(arguments.output)))
return 0
if arguments.commande == "generate-recommendations":
print(asyncio.run(generate_recommendations(site_id=arguments.site_id)))
return 0
mot_de_passe = read_password(generate=arguments.generate)
succes, message = asyncio.run(
@@ -1,11 +1,24 @@
from collections.abc import Sequence
from dataclasses import asdict, dataclass
from sqlalchemy import select
from sqlalchemy.dialects.postgresql import insert
from sqlalchemy.ext.asyncio import AsyncSession
from app.models.energy import Recommendation
@dataclass(frozen=True, slots=True)
class NouvelleRecommandation:
alert_id: int
action: str
explanation: str
rule_reference: str
TAILLE_DE_LOT = 1000
class RecommendationRepository:
def __init__(self, session: AsyncSession) -> None:
self._session = session
@@ -20,3 +33,19 @@ class RecommendationRepository:
)
recommendation: Recommendation | None = await self._session.scalar(requete)
return recommendation
# Pourquoi : l'idempotence est déléguée à `uq_recommendation_alert_rule` plutôt qu'à une
# lecture préalable, qui laisserait une fenêtre entre le contrôle et l'insertion.
async def create_missing(self, nouvelles: Sequence[NouvelleRecommandation]) -> int:
creees = 0
# Piège : asyncpg plafonne une requête à 32 767 paramètres, soit 8 191 lignes de quatre
# colonnes. Au-delà de ce seuil un `INSERT` d'un seul tenant échouerait.
for debut in range(0, len(nouvelles), TAILLE_DE_LOT):
requete = (
insert(Recommendation)
.values([asdict(nouvelle) for nouvelle in nouvelles[debut : debut + TAILLE_DE_LOT]])
.on_conflict_do_nothing(constraint="uq_recommendation_alert_rule")
.returning(Recommendation.recommendation_id)
)
creees += len((await self._session.scalars(requete)).all())
return creees
@@ -12,3 +12,9 @@ class RecommendationResponse(BaseModel):
explanation: str
rule_reference: str
created_at: datetime
class RecommendationGenerationResponse(BaseModel):
alerts_examined: int
recommendations_created: int
already_present: int
+37 -1
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@@ -1,7 +1,15 @@
from collections.abc import Sequence
from dataclasses import dataclass
from typing import Protocol
from app.models.energy import Recommendation
from app.repositories.alert import AlertRepository
from app.repositories.recommendation import RecommendationRepository
from app.services.recommendation_rules import applique_les_regles
class Transaction(Protocol):
async def commit(self) -> None: ...
class RecommendationError(Exception):
@@ -12,9 +20,24 @@ class RecommendationNotFoundError(RecommendationError):
pass
@dataclass(frozen=True, slots=True)
class RapportGeneration:
alertes_examinees: int
recommandations_creees: int
deja_presentes: int
class RecommendationService:
def __init__(self, *, recommendations: RecommendationRepository) -> None:
def __init__(
self,
*,
recommendations: RecommendationRepository,
alerts: AlertRepository,
transaction: Transaction,
) -> None:
self._recommendations = recommendations
self._alerts = alerts
self._transaction = transaction
async def list_all(self) -> Sequence[Recommendation]:
return await self._recommendations.list_all()
@@ -24,3 +47,16 @@ class RecommendationService:
if recommendation is None:
raise RecommendationNotFoundError(recommendation_id)
return recommendation
async def generate(self, *, site_id: str | None = None) -> RapportGeneration:
alertes = await self._alerts.list_all(site_id=site_id)
nouvelles = [nouvelle for alerte in alertes for nouvelle in applique_les_regles(alerte)]
creees = await self._recommendations.create_missing(nouvelles)
await self._transaction.commit()
return RapportGeneration(
alertes_examinees=len(alertes),
recommandations_creees=creees,
deja_presentes=len(nouvelles) - creees,
)
@@ -0,0 +1,117 @@
# Piège : `rule_reference` est la clé d'idempotence en base, portée par la contrainte
# `uq_recommendation_alert_rule`. Renommer une référence déjà livrée ne remplace pas les
# recommandations existantes, il en crée de nouvelles à côté. Une règle qui change de sens
# prend donc une référence suffixée `-v2` - REGLES.
from collections.abc import Callable
from dataclasses import dataclass
from typing import Final
from app.models.energy import Alert
from app.repositories.recommendation import NouvelleRecommandation
from app.schemas.alert import AlertSeverity, AlertType
FACTEUR_DEPASSEMENT_MAJEUR: Final = 1.2
POURCENTAGE_DEPASSEMENT_MAJEUR: Final = round((FACTEUR_DEPASSEMENT_MAJEUR - 1) * 100)
@dataclass(frozen=True, slots=True)
class Regle:
reference: str
action: str
declencheur: Callable[[Alert], bool]
motif: Callable[[Alert], str]
def _du_type(attendu: AlertType) -> Callable[[Alert], bool]:
return lambda alerte: alerte.type == attendu
def _de_severite(attendue: AlertSeverity) -> Callable[[Alert], bool]:
return lambda alerte: alerte.severity == attendue
# Un seuil nul ou négatif rendrait le rapport `value / threshold` arbitraire : l'alerte ne
# renseigne alors aucun dépassement exploitable, et la règle ne se déclenche pas.
def _depasse_largement_le_seuil(alerte: Alert) -> bool:
if alerte.value is None or alerte.threshold is None or alerte.threshold <= 0:
return False
return alerte.value >= alerte.threshold * FACTEUR_DEPASSEMENT_MAJEUR
REGLES: Final[tuple[Regle, ...]] = (
Regle(
reference="spike-delestage-v1",
action="Délester les équipements non prioritaires sur le créneau du pic",
declencheur=_du_type(AlertType.SPIKE),
motif=lambda alerte: f"Pic de consommation signalé sur le site {alerte.site_id}",
),
Regle(
reference="threshold-reduction-v1",
action="Ramener la puissance appelée sous le seuil contractuel",
declencheur=_du_type(AlertType.THRESHOLD),
motif=lambda alerte: f"Seuil de consommation dépassé sur le site {alerte.site_id}",
),
Regle(
reference="outage-secours-v1",
action="Basculer sur l'alimentation de secours et prévenir l'exploitant",
declencheur=_du_type(AlertType.OUTAGE),
motif=lambda alerte: (
f"Risque de surcharge ou de coupure imminente sur le site {alerte.site_id}"
),
),
Regle(
reference="sensor-maintenance-v1",
action="Planifier une intervention de maintenance sur le capteur",
declencheur=_du_type(AlertType.SENSOR),
motif=lambda alerte: (
f"Capteur défaillant sur le site {alerte.site_id}, les mesures ne sont plus fiables"
),
),
Regle(
reference="anomaly-verification-v1",
action="Confronter la mesure à la prévision et vérifier le paramétrage du site",
declencheur=_du_type(AlertType.ANOMALY),
motif=lambda alerte: (
f"Écart anormal entre la mesure et le comportement attendu du site {alerte.site_id}"
),
),
Regle(
reference="escalade-astreinte-v1",
action="Escalader à l'astreinte sous une heure",
declencheur=_de_severite(AlertSeverity.CRITICAL),
motif=lambda alerte: f"Alerte de sévérité critique sur le site {alerte.site_id}",
),
Regle(
reference="contrat-puissance-v1",
action="Réévaluer la puissance souscrite au contrat",
declencheur=_depasse_largement_le_seuil,
motif=lambda alerte: (
f"Dépassement d'au moins {POURCENTAGE_DEPASSEMENT_MAJEUR} % du seuil "
f"sur le site {alerte.site_id}"
),
),
)
def applique_les_regles(alerte: Alert) -> list[NouvelleRecommandation]:
contexte = _contexte_de_mesure(alerte)
return [
NouvelleRecommandation(
alert_id=alerte.alert_id,
action=regle.action,
explanation=f"{regle.motif(alerte)}{contexte}.",
rule_reference=regle.reference,
)
for regle in REGLES
if regle.declencheur(alerte)
]
def _contexte_de_mesure(alerte: Alert) -> str:
if alerte.value is None:
return ""
grandeur = alerte.metric or "valeur"
if alerte.threshold is None:
return f" ({grandeur} mesurée à {alerte.value})"
return f" ({grandeur} mesurée à {alerte.value}, seuil {alerte.threshold})"
+108 -1
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@@ -1453,6 +1453,90 @@
}
}
},
"/api/v1/recommendations/generate": {
"post": {
"tags": [
"recommendations"
],
"summary": "Génère les recommandations à partir des alertes",
"operationId": "generate_recommendations_api_v1_recommendations_generate_post",
"security": [
{
"Jeton d'accès": []
}
],
"parameters": [
{
"name": "site_id",
"in": "query",
"required": false,
"schema": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Site Id"
}
}
],
"responses": {
"200": {
"description": "Successful Response",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/RecommendationGenerationResponse"
}
}
}
},
"500": {
"description": "Erreur interne. `correlation` identifie la trace côté serveur, qui n'est pas renvoyée au client.",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/InternalErrorResponse"
}
}
}
},
"401": {
"description": "Jeton absent, illisible, périmé, ou rendu caduc par un changement de rôle ou une désactivation. L'en-tête `WWW-Authenticate` porte la cause dans `error=`.",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/ErrorResponse"
}
}
}
},
"403": {
"description": "Droits insuffisants, ou mot de passe provisoire à changer quand `detail` vaut `password_change_required`.",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/ErrorResponse"
}
}
}
},
"422": {
"description": "Corps invalide. Le détail nomme le champ fautif et le type d'erreur, jamais la valeur envoyée.",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/ValidationErrorResponse"
}
}
}
}
}
}
},
"/api/v1/stats/summary": {
"get": {
"tags": [
@@ -2344,6 +2428,29 @@
],
"title": "ReadingSource"
},
"RecommendationGenerationResponse": {
"properties": {
"alerts_examined": {
"type": "integer",
"title": "Alerts Examined"
},
"recommendations_created": {
"type": "integer",
"title": "Recommendations Created"
},
"already_present": {
"type": "integer",
"title": "Already Present"
}
},
"type": "object",
"required": [
"alerts_examined",
"recommendations_created",
"already_present"
],
"title": "RecommendationGenerationResponse"
},
"RecommendationResponse": {
"properties": {
"recommendation_id": {
@@ -3153,7 +3260,7 @@
},
{
"name": "recommendations",
"description": "Consultation des recommandations issues des alertes. Accessible à partir du rôle `lecteur`."
"description": "Consultation des recommandations issues des alertes. Accessible à partir du rôle `lecteur`. Leur génération par le moteur de règles est réservée au rôle `admin`."
},
{
"name": "stats",
+1
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@@ -51,6 +51,7 @@ ROLE_MINIMUM: Final[dict[Route, Role]] = {
("GET", "/api/v1/alerts"): Role.LECTEUR,
("GET", "/api/v1/recommendations"): Role.LECTEUR,
("GET", "/api/v1/recommendations/{recommendation_id}"): Role.LECTEUR,
("POST", "/api/v1/recommendations/generate"): Role.ADMIN,
("GET", "/api/v1/stats/summary"): Role.LECTEUR,
("GET", "/api/v1/readings"): Role.LECTEUR,
("GET", "/api/v1/predictions"): Role.LECTEUR,
+59 -1
View File
@@ -10,7 +10,7 @@ from app.api.deps import get_current_principal, get_recommendation_service
from app.core.principal import Principal
from app.core.roles import AccountKind, Role
from app.models.energy import Recommendation
from app.services.recommendation import RecommendationNotFoundError
from app.services.recommendation import RapportGeneration, RecommendationNotFoundError
MOMENT = datetime(2024, 1, 1, tzinfo=UTC)
@@ -40,6 +40,7 @@ class FauxService:
def __init__(self, erreur: Exception | None = None) -> None:
self._erreur = erreur
self.recommendation = recommendation()
self.site_demande: str | None = None
async def list_all(self) -> list[Recommendation]:
return [self.recommendation]
@@ -49,6 +50,10 @@ class FauxService:
raise self._erreur
return self.recommendation
async def generate(self, *, site_id: str | None = None) -> RapportGeneration:
self.site_demande = site_id
return RapportGeneration(alertes_examinees=2, recommandations_creees=3, deja_presentes=1)
@pytest.fixture
def lecteur_connecte(app: FastAPI) -> Iterator[None]:
@@ -142,3 +147,56 @@ async def test_get_recommendation_returns_404_when_the_session_finds_nothing(
response = await client.get("/api/v1/recommendations/404")
assert response.status_code == 404
@pytest.fixture
def admin_connecte(app: FastAPI) -> Iterator[None]:
app.dependency_overrides[get_current_principal] = lambda: principal(Role.ADMIN)
yield
app.dependency_overrides.pop(get_current_principal, None)
@pytest.fixture
def servi_en_admin(app: FastAPI, admin_connecte: None) -> Iterator[Callable[[], FauxService]]:
def installe() -> FauxService:
service = FauxService()
app.dependency_overrides[get_recommendation_service] = lambda: service
return service
yield installe
app.dependency_overrides.pop(get_recommendation_service, None)
async def test_generate_recommendations_returns_the_generation_report(
servi_en_admin: Callable[[], FauxService], client: AsyncClient
) -> None:
servi_en_admin()
response = await client.post("/api/v1/recommendations/generate")
assert response.status_code == 200
assert response.json() == {
"alerts_examined": 2,
"recommendations_created": 3,
"already_present": 1,
}
async def test_generate_recommendations_forwards_the_requested_site(
servi_en_admin: Callable[[], FauxService], client: AsyncClient
) -> None:
service = servi_en_admin()
await client.post("/api/v1/recommendations/generate", params={"site_id": "SITE002"})
assert service.site_demande == "SITE002"
async def test_generate_recommendations_refuses_a_reader(
servi: Callable[..., FauxService], client: AsyncClient
) -> None:
servi()
response = await client.post("/api/v1/recommendations/generate")
assert response.status_code == 403
@@ -5,7 +5,8 @@ import pytest
from sqlalchemy.ext.asyncio import AsyncSession
from app.models.energy import Alert, Recommendation, Site
from app.repositories.recommendation import RecommendationRepository
from app.repositories import recommendation as module_recommendation
from app.repositories.recommendation import NouvelleRecommandation, RecommendationRepository
pytestmark = pytest.mark.integration
@@ -83,3 +84,59 @@ async def test_list_all_returns_the_recommendations_sorted_by_identifier(
await session.rollback()
assert identifiants == sorted(identifiants)
def nouvelle(alert_id: int, reference: str = "spike-delestage-v1") -> NouvelleRecommandation:
return NouvelleRecommandation(
alert_id=alert_id,
action="Délester les équipements non prioritaires",
explanation="Pic de consommation signalé.",
rule_reference=reference,
)
async def test_create_missing_inserts_the_proposals(session: AsyncSession) -> None:
depot = RecommendationRepository(session)
alert_id = await creer_alerte(session)
creees = await depot.create_missing(
[nouvelle(alert_id), nouvelle(alert_id, "escalade-astreinte-v1")]
)
await session.rollback()
assert creees == 2
async def test_create_missing_ignores_a_rule_already_held_for_the_alert(
session: AsyncSession,
) -> None:
depot = RecommendationRepository(session)
alert_id = await creer_alerte(session)
await depot.create_missing([nouvelle(alert_id)])
creees = await depot.create_missing([nouvelle(alert_id)])
await session.rollback()
assert creees == 0
async def test_create_missing_returns_zero_without_any_proposal(session: AsyncSession) -> None:
creees = await RecommendationRepository(session).create_missing([])
assert creees == 0
async def test_create_missing_inserts_every_proposal_across_several_batches(
session: AsyncSession, monkeypatch: pytest.MonkeyPatch
) -> None:
monkeypatch.setattr(module_recommendation, "TAILLE_DE_LOT", 2)
depot = RecommendationRepository(session)
alert_id = await creer_alerte(session)
propositions = [nouvelle(alert_id, f"regle-{index}-v1") for index in range(5)]
creees = await depot.create_missing(propositions)
enregistrees = [r for r in await depot.list_all() if r.alert_id == alert_id]
await session.rollback()
assert creees == 5
assert len(enregistrees) == 5
@@ -1,10 +1,14 @@
from collections.abc import Sequence
from datetime import UTC, datetime
import pytest
from app.models.energy import Recommendation
from app.models.energy import Alert, Recommendation
from app.repositories.recommendation import NouvelleRecommandation
from app.services.recommendation import RecommendationNotFoundError, RecommendationService
MOMENT = datetime(2024, 1, 1, tzinfo=UTC)
def recommendation(recommendation_id: int = 1) -> Recommendation:
return Recommendation(
@@ -13,13 +17,33 @@ def recommendation(recommendation_id: int = 1) -> Recommendation:
action="Vérifier la consommation",
explanation="Pic détecté",
rule_reference="spike-v1",
created_at=datetime(2024, 1, 1, tzinfo=UTC),
created_at=MOMENT,
)
def alerte(alert_id: int = 1, site_id: str = "SITE001", severity: str = "high") -> Alert:
return Alert(
alert_id=alert_id,
source_alert_id=f"ALR-{alert_id}",
site_id=site_id,
source="api_mock",
timestamp=MOMENT,
type="spike",
severity=severity,
message="Pic de consommation",
value=None,
threshold=None,
metric=None,
prediction_id=None,
raw_data={},
)
class FakeRepository:
def __init__(self, recommendations: list[Recommendation]) -> None:
def __init__(self, recommendations: list[Recommendation], creees: int | None = None) -> None:
self._recommendations = recommendations
self._creees = creees
self.recues: list[NouvelleRecommandation] = []
async def list_all(self) -> list[Recommendation]:
return self._recommendations
@@ -29,27 +53,111 @@ class FakeRepository:
(r for r in self._recommendations if r.recommendation_id == recommendation_id), None
)
async def create_missing(self, nouvelles: Sequence[NouvelleRecommandation]) -> int:
self.recues = list(nouvelles)
return len(self.recues) if self._creees is None else self._creees
async def test_list_all_returns_the_repository_recommendations() -> None:
service = RecommendationService(
recommendations=FakeRepository([recommendation(1), recommendation(2)])
class FakeAlertRepository:
def __init__(self, alertes: list[Alert]) -> None:
self._alertes = alertes
self.site_demande: str | None = None
async def list_all(
self, *, site_id: str | None = None, severity: str | None = None
) -> list[Alert]:
self.site_demande = site_id
if site_id is None:
return self._alertes
return [a for a in self._alertes if a.site_id == site_id]
class FakeTransaction:
def __init__(self) -> None:
self.commits = 0
async def commit(self) -> None:
self.commits += 1
def service(
recommendations: FakeRepository | None = None,
alerts: FakeAlertRepository | None = None,
transaction: FakeTransaction | None = None,
) -> RecommendationService:
return RecommendationService(
recommendations=recommendations or FakeRepository([]),
alerts=alerts or FakeAlertRepository([]),
transaction=transaction or FakeTransaction(),
)
recommendations = await service.list_all()
async def test_list_all_returns_the_repository_recommendations() -> None:
depot = FakeRepository([recommendation(1), recommendation(2)])
recommendations = await service(recommendations=depot).list_all()
assert [r.recommendation_id for r in recommendations] == [1, 2]
async def test_get_by_id_returns_the_matching_recommendation() -> None:
service = RecommendationService(recommendations=FakeRepository([recommendation(1)]))
trouve = await service.get_by_id(1)
trouve = await service(recommendations=FakeRepository([recommendation(1)])).get_by_id(1)
assert trouve.recommendation_id == 1
async def test_get_by_id_raises_when_the_recommendation_is_unknown() -> None:
service = RecommendationService(recommendations=FakeRepository([]))
with pytest.raises(RecommendationNotFoundError):
await service.get_by_id(404)
await service().get_by_id(404)
async def test_generate_persists_one_proposal_per_triggered_rule() -> None:
depot = FakeRepository([])
rapport = await service(
recommendations=depot, alerts=FakeAlertRepository([alerte(severity="critical")])
).generate()
assert {n.rule_reference for n in depot.recues} == {
"spike-delestage-v1",
"escalade-astreinte-v1",
}
assert rapport.recommandations_creees == 2
async def test_generate_commits_once() -> None:
transaction = FakeTransaction()
await service(alerts=FakeAlertRepository([alerte()]), transaction=transaction).generate()
assert transaction.commits == 1
async def test_generate_restricts_the_alerts_to_the_requested_site() -> None:
alertes = FakeAlertRepository([alerte(1, site_id="SITE001"), alerte(2, site_id="SITE002")])
depot = FakeRepository([])
rapport = await service(recommendations=depot, alerts=alertes).generate(site_id="SITE002")
assert alertes.site_demande == "SITE002"
assert rapport.alertes_examinees == 1
assert {n.alert_id for n in depot.recues} == {2}
async def test_generate_reports_nothing_when_no_alert_matches() -> None:
rapport = await service().generate()
assert rapport.alertes_examinees == 0
assert rapport.recommandations_creees == 0
assert rapport.deja_presentes == 0
async def test_generate_counts_the_proposals_the_database_already_held() -> None:
depot = FakeRepository([], creees=0)
rapport = await service(
recommendations=depot, alerts=FakeAlertRepository([alerte()])
).generate()
assert rapport.recommandations_creees == 0
assert rapport.deja_presentes == 1
@@ -0,0 +1,142 @@
from datetime import UTC, datetime
import pytest
from app.models.energy import Alert
from app.services.recommendation_rules import FACTEUR_DEPASSEMENT_MAJEUR, applique_les_regles
MOMENT = datetime(2024, 1, 1, tzinfo=UTC)
def alerte(
*,
alert_id: int = 1,
type_alerte: str = "spike",
severity: str = "high",
value: float | None = None,
threshold: float | None = None,
metric: str | None = None,
site_id: str = "SITE001",
) -> Alert:
return Alert(
alert_id=alert_id,
source_alert_id=f"ALR-{alert_id}",
site_id=site_id,
source="api_mock",
timestamp=MOMENT,
type=type_alerte,
severity=severity,
message="Alerte de test",
value=value,
threshold=threshold,
metric=metric,
prediction_id=None,
raw_data={},
)
@pytest.mark.parametrize(
("type_alerte", "attendue"),
[
("spike", "spike-delestage-v1"),
("threshold", "threshold-reduction-v1"),
("outage", "outage-secours-v1"),
("sensor", "sensor-maintenance-v1"),
("anomaly", "anomaly-verification-v1"),
],
ids=["pic", "seuil", "coupure", "capteur", "anomalie"],
)
def test_each_alert_type_yields_its_own_rule(type_alerte: str, attendue: str) -> None:
proposees = applique_les_regles(alerte(type_alerte=type_alerte))
assert [p.rule_reference for p in proposees] == [attendue]
def test_a_critical_alert_adds_the_escalation_rule() -> None:
proposees = applique_les_regles(alerte(severity="critical"))
assert "escalade-astreinte-v1" in {p.rule_reference for p in proposees}
@pytest.mark.parametrize("severity", ["low", "medium", "high"], ids=["faible", "moyenne", "haute"])
def test_a_non_critical_alert_does_not_escalate(severity: str) -> None:
proposees = applique_les_regles(alerte(severity=severity))
assert "escalade-astreinte-v1" not in {p.rule_reference for p in proposees}
def test_a_large_overshoot_adds_the_contract_rule() -> None:
proposees = applique_les_regles(
alerte(value=720.0 * FACTEUR_DEPASSEMENT_MAJEUR, threshold=720.0)
)
assert "contrat-puissance-v1" in {p.rule_reference for p in proposees}
def test_an_overshoot_below_the_factor_does_not_add_the_contract_rule() -> None:
proposees = applique_les_regles(alerte(value=800.0, threshold=720.0))
assert "contrat-puissance-v1" not in {p.rule_reference for p in proposees}
@pytest.mark.parametrize(
("value", "threshold"),
[(None, 720.0), (900.0, None), (900.0, 0.0), (900.0, -10.0)],
ids=["sans mesure", "sans seuil", "seuil nul", "seuil negatif"],
)
def test_the_contract_rule_stays_silent_without_an_exploitable_threshold(
value: float | None, threshold: float | None
) -> None:
proposees = applique_les_regles(alerte(value=value, threshold=threshold))
assert "contrat-puissance-v1" not in {p.rule_reference for p in proposees}
def test_the_explanation_quotes_the_measure_and_the_threshold() -> None:
proposees = applique_les_regles(alerte(value=812.5, threshold=720.0, metric="consumption_kw"))
assert "(consumption_kw mesurée à 812.5, seuil 720.0)" in proposees[0].explanation
def test_the_explanation_quotes_the_measure_alone_when_no_threshold_is_known() -> None:
proposees = applique_les_regles(alerte(value=812.5, metric="consumption_kw"))
assert "(consumption_kw mesurée à 812.5)" in proposees[0].explanation
def test_the_explanation_omits_the_measure_when_the_alert_carries_none() -> None:
proposees = applique_les_regles(alerte())
assert "(" not in proposees[0].explanation
def test_the_explanation_names_the_site() -> None:
proposees = applique_les_regles(alerte(site_id="SITE042"))
assert "SITE042" in proposees[0].explanation
def test_every_proposal_carries_the_alert_identifier() -> None:
proposees = applique_les_regles(alerte(alert_id=77, severity="critical"))
assert {p.alert_id for p in proposees} == {77}
def test_an_alert_never_yields_the_same_rule_twice() -> None:
proposees = applique_les_regles(
alerte(severity="critical", value=900.0, threshold=720.0, metric="consumption_kw")
)
assert len(proposees) == len({p.rule_reference for p in proposees})
def test_a_critical_alert_over_the_threshold_yields_the_three_rules() -> None:
proposees = applique_les_regles(
alerte(severity="critical", value=900.0, threshold=720.0, metric="consumption_kw")
)
assert {p.rule_reference for p in proposees} == {
"spike-delestage-v1",
"escalade-astreinte-v1",
"contrat-puissance-v1",
}
+27
View File
@@ -118,3 +118,30 @@ def test_main_exports_the_contract_without_asking_for_a_password(
assert code == 0
assert destination.exists()
assert str(destination) in capsys.readouterr().out
def test_build_parser_reads_the_generate_recommendations_arguments() -> None:
arguments = cli.build_parser().parse_args(["generate-recommendations", "--site-id", "SITE002"])
assert arguments.commande == "generate-recommendations"
assert arguments.site_id == "SITE002"
def test_build_parser_defaults_the_generation_to_every_site() -> None:
arguments = cli.build_parser().parse_args(["generate-recommendations"])
assert arguments.site_id is None
def test_main_generates_the_recommendations_without_asking_for_a_password(
monkeypatch: pytest.MonkeyPatch, capsys: pytest.CaptureFixture[str]
) -> None:
async def fausse_generation(*, site_id: str | None) -> str:
return f"génération lancée pour {site_id}"
monkeypatch.setattr(cli, "generate_recommendations", fausse_generation)
code = cli.main(["generate-recommendations", "--site-id", "SITE002"])
assert code == 0
assert "SITE002" in capsys.readouterr().out