test(etl): corrige les points bloquants de la revue API Mock

apps/backend/tests/etl/test_mock_api_import.py

@@ -1,6 +1,9 @@
 import json
+import sys
 from datetime import datetime
+from types import SimpleNamespace
 from typing import Any
+from unittest.mock import AsyncMock, MagicMock
 
 import httpx
 import pytest
@@ -8,6 +11,7 @@ from httpx import AsyncClient, MockTransport, Request, Response
 from sqlalchemy import text
 from sqlalchemy.ext.asyncio import AsyncSession
 
+import app.etl.mock_api_import as mock_api_import
 from app.etl.mock_api_import import (
     READING_INSERT,
     SOURCE_HISTORY,
@@ -15,6 +19,7 @@ from app.etl.mock_api_import import (
     build_reading_row,
     fetch_readings,
     fetch_sites,
+    upsert_sites,
 )
 
 
@@ -49,6 +54,7 @@ def make_reading() -> dict[str, Any]:
 async def test_fetch_sites_returns_sites() -> None:
     def handler(request: Request) -> Response:
         assert request.url.path == "/api/v1/sites"
+
         return Response(
             status_code=200,
             json=[make_site()],
@@ -163,7 +169,9 @@ def test_build_reading_row_respects_database_contract() -> None:
     assert row["source"] == "api_history"
     assert row["dataset_id"] is None
 
-    assert row["timestamp"] == datetime.fromisoformat("2024-06-15T12:00:00+00:00")
+    assert row["timestamp"] == datetime.fromisoformat(
+        "2024-06-15T12:00:00+00:00"
+    )
 
     assert row["consumption_kw"] == 87.34
     assert row["consumption_kwh"] == 87.34
@@ -234,6 +242,342 @@ def test_build_reading_batch_transforms_all_readings() -> None:
     assert rows[1]["consumption_kw"] == 90.5
 
 
+def test_create_mock_api_client_requires_credentials(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    settings = SimpleNamespace(
+        mock_api_username=None,
+        mock_api_password=None,
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "get_settings",
+        lambda: settings,
+    )
+
+    with pytest.raises(
+        ValueError,
+        match="Les identifiants de l'API Mock ne sont pas configurés",
+    ):
+        mock_api_import.create_mock_api_client()
+
+
+async def test_create_mock_api_client_uses_configuration(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    password = MagicMock()
+    password.get_secret_value.return_value = "test-password"
+
+    settings = SimpleNamespace(
+        mock_api_base_url="https://mock.test/",
+        mock_api_username="test-user",
+        mock_api_password=password,
+        mock_api_timeout_seconds=10.0,
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "get_settings",
+        lambda: settings,
+    )
+
+    client = mock_api_import.create_mock_api_client()
+
+    try:
+        assert str(client.base_url) == "https://mock.test"
+        assert client.timeout.connect == 10.0
+    finally:
+        await client.aclose()
+
+
+async def test_upsert_sites_with_empty_list_does_nothing() -> None:
+    connection = AsyncMock()
+
+    await upsert_sites(
+        connection,
+        [],
+    )
+
+    connection.execute.assert_not_awaited()
+
+
+async def test_import_mock_api_history_dry_run_does_not_write(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    def handler(request: Request) -> Response:
+        if request.url.path == "/api/v1/sites":
+            return Response(
+                status_code=200,
+                json=[make_site()],
+            )
+
+        if request.url.path == "/api/v1/readings":
+            return Response(
+                status_code=200,
+                json=[make_reading()],
+            )
+
+        return Response(status_code=404)
+
+    transport = MockTransport(handler)
+
+    client = AsyncClient(
+        transport=transport,
+        base_url="https://mock.test",
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "create_mock_api_client",
+        lambda: client,
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "get_settings",
+        lambda: SimpleNamespace(
+            database_url="postgresql+asyncpg://unused",
+        ),
+    )
+
+    create_engine_mock = MagicMock()
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "create_async_engine",
+        create_engine_mock,
+    )
+
+    await mock_api_import.import_mock_api_history(
+        start_time=datetime.fromisoformat("2024-06-15T12:00:00"),
+        end_time=datetime.fromisoformat("2024-06-15T13:00:00"),
+        limit=60,
+        dry_run=True,
+    )
+
+    create_engine_mock.assert_not_called()
+
+
+async def test_import_mock_api_history_loads_data(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    def handler(request: Request) -> Response:
+        if request.url.path == "/api/v1/sites":
+            return Response(
+                status_code=200,
+                json=[make_site()],
+            )
+
+        if request.url.path == "/api/v1/readings":
+            return Response(
+                status_code=200,
+                json=[make_reading()],
+            )
+
+        return Response(status_code=404)
+
+    transport = MockTransport(handler)
+
+    client = AsyncClient(
+        transport=transport,
+        base_url="https://mock.test",
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "create_mock_api_client",
+        lambda: client,
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "get_settings",
+        lambda: SimpleNamespace(
+            database_url="postgresql+asyncpg://test:test@localhost/test",
+        ),
+    )
+
+    connection = AsyncMock()
+
+    transaction_context = MagicMock()
+    transaction_context.__aenter__ = AsyncMock(
+        return_value=connection,
+    )
+    transaction_context.__aexit__ = AsyncMock(
+        return_value=None,
+    )
+
+    engine = MagicMock()
+    engine.begin.return_value = transaction_context
+    engine.dispose = AsyncMock()
+
+    create_engine_mock = MagicMock(
+        return_value=engine,
+    )
+
+    upsert_sites_mock = AsyncMock()
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "create_async_engine",
+        create_engine_mock,
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "upsert_sites",
+        upsert_sites_mock,
+    )
+
+    await mock_api_import.import_mock_api_history(
+        start_time=datetime.fromisoformat("2024-06-15T12:00:00"),
+        end_time=datetime.fromisoformat("2024-06-15T13:00:00"),
+        limit=60,
+        dry_run=False,
+    )
+
+    create_engine_mock.assert_called_once_with(
+        "postgresql+asyncpg://test:test@localhost/test",
+        pool_pre_ping=True,
+    )
+
+    upsert_sites_mock.assert_awaited_once_with(
+        connection,
+        [make_site()],
+    )
+
+    connection.execute.assert_awaited_once()
+    engine.dispose.assert_awaited_once()
+
+
+def test_parse_datetime_accepts_z_suffix() -> None:
+    result = mock_api_import.parse_datetime(
+        "2024-06-15T12:00:00Z",
+    )
+
+    assert result == datetime.fromisoformat(
+        "2024-06-15T12:00:00+00:00",
+    )
+
+
+def test_parse_args_reads_cli_parameters(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        [
+            "mock_api_import",
+            "--start-time",
+            "2024-06-15T12:00:00Z",
+            "--end-time",
+            "2024-06-15T13:00:00Z",
+            "--limit",
+            "60",
+            "--dry-run",
+        ],
+    )
+
+    args = mock_api_import.parse_args()
+
+    assert args.start_time == datetime.fromisoformat(
+        "2024-06-15T12:00:00+00:00",
+    )
+    assert args.end_time == datetime.fromisoformat(
+        "2024-06-15T13:00:00+00:00",
+    )
+    assert args.limit == 60
+    assert args.dry_run is True
+
+
+def test_main_rejects_limit_out_of_bounds(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        [
+            "mock_api_import",
+            "--start-time",
+            "2024-06-15T12:00:00Z",
+            "--end-time",
+            "2024-06-15T13:00:00Z",
+            "--limit",
+            "0",
+        ],
+    )
+
+    with pytest.raises(
+        ValueError,
+        match="--limit doit être compris entre 1 et 1000",
+    ):
+        mock_api_import.main()
+
+
+def test_main_rejects_invalid_period(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        [
+            "mock_api_import",
+            "--start-time",
+            "2024-06-15T14:00:00Z",
+            "--end-time",
+            "2024-06-15T13:00:00Z",
+            "--limit",
+            "60",
+        ],
+    )
+
+    with pytest.raises(
+        ValueError,
+        match="--start-time doit être antérieur à --end-time",
+    ):
+        mock_api_import.main()
+
+
+def test_main_runs_import(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    start_time = datetime.fromisoformat(
+        "2024-06-15T12:00:00+00:00",
+    )
+    end_time = datetime.fromisoformat(
+        "2024-06-15T13:00:00+00:00",
+    )
+
+    import_mock = AsyncMock()
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "parse_args",
+        lambda: SimpleNamespace(
+            start_time=start_time,
+            end_time=end_time,
+            limit=60,
+            dry_run=True,
+        ),
+    )
+
+    monkeypatch.setattr(
+        mock_api_import,
+        "import_mock_api_history",
+        import_mock,
+    )
+
+    mock_api_import.main()
+
+    import_mock.assert_awaited_once_with(
+        start_time=start_time,
+        end_time=end_time,
+        limit=60,
+        dry_run=True,
+    )
+
+
 @pytest.mark.integration
 async def test_reading_insert_is_idempotent(
     session: AsyncSession,
@@ -241,35 +585,11 @@ async def test_reading_insert_is_idempotent(
     reading = make_reading()
     row = build_reading_row(reading)
 
-    await session.execute(
-        text(
-            """
-            INSERT INTO site (
-                site_id,
-                site_type,
-                site_name,
-                location,
-                capacity_kw,
-                status
-            )
-            VALUES (
-                :site_id,
-                :site_type,
-                :site_name,
-                :location,
-                :capacity_kw,
-                :status
-            )
-            ON CONFLICT (site_id)
-            DO UPDATE SET
-                site_type = EXCLUDED.site_type,
-                site_name = EXCLUDED.site_name,
-                location = EXCLUDED.location,
-                capacity_kw = EXCLUDED.capacity_kw,
-                status = EXCLUDED.status
-            """
-        ),
-        make_site(),
+    connection = await session.connection()
+
+    await upsert_sites(
+        connection,
+        [make_site()],
     )
 
     await session.execute(