test(T05): contact router, rental router, email service, rate limiting tests + retry queue

backend/tests/test_contact_router.py

@@ -0,0 +1,120 @@
+"""Tests for contact router (T05)."""
+import pytest
+from unittest.mock import AsyncMock, patch, MagicMock
+from sqlalchemy import select
+
+from app.models.contact import Contact
+
+
+@pytest.mark.asyncio
+async def test_contact_valid_returns_200(client):
+    """POST /api/contact with valid data returns 200 and saves to contacts table."""
+    with patch(
+        "app.services.email_service.EmailService.send_contact_email",
+        new_callable=AsyncMock,
+        return_value=True,
+    ):
+        resp = await client.post("/api/contact", json={
+            "name": "Max Mustermann",
+            "email": "max@example.com",
+            "phone": "+49 123 456789",
+            "message": "Ich brauche eine PA-Anlage fuer ein Festival.",
+            "privacy_consent": True,
+        })
+    assert resp.status_code == 200
+    data = resp.json()
+    assert data["success"] is True
+
+
+@pytest.mark.asyncio
+async def test_contact_invalid_email_returns_422(client):
+    """POST /api/contact with invalid email returns 422."""
+    resp = await client.post("/api/contact", json={
+        "name": "Max Mustermann",
+        "email": "not-an-email",
+        "phone": "+49 123 456789",
+        "message": "Test message",
+        "privacy_consent": True,
+    })
+    assert resp.status_code == 422
+
+
+@pytest.mark.asyncio
+async def test_contact_privacy_consent_false_returns_422(client):
+    """POST /api/contact with privacy_consent=false returns 422."""
+    resp = await client.post("/api/contact", json={
+        "name": "Max Mustermann",
+        "email": "max@example.com",
+        "phone": "+49 123 456789",
+        "message": "Test message",
+        "privacy_consent": False,
+    })
+    assert resp.status_code == 422
+
+
+@pytest.mark.asyncio
+async def test_contact_triggers_email(client):
+    """POST /api/contact triggers send_contact_email on EmailService."""
+    with patch(
+        "app.services.email_service.EmailService.send_contact_email",
+        new_callable=AsyncMock,
+        return_value=True,
+    ) as mock_send:
+        resp = await client.post("/api/contact", json={
+            "name": "Erika Musterfrau",
+            "email": "erika@example.com",
+            "phone": "+49 987 654321",
+            "message": "Ich benoetige Beleuchtung fuer eine Gala.",
+            "privacy_consent": True,
+        })
+    assert resp.status_code == 200
+    mock_send.assert_awaited_once()
+    call_args = mock_send.call_args[0][0]
+    assert call_args["name"] == "Erika Musterfrau"
+    assert call_args["email"] == "erika@example.com"
+    assert call_args["message"] == "Ich benoetige Beleuchtung fuer eine Gala."
+
+
+@pytest.mark.asyncio
+async def test_contact_saved_to_db(client, test_db):
+    """POST /api/contact saves a record to the contacts table."""
+    with patch(
+        "app.services.email_service.EmailService.send_contact_email",
+        new_callable=AsyncMock,
+        return_value=True,
+    ):
+        resp = await client.post("/api/contact", json={
+            "name": "DB Testuser",
+            "email": "db@example.com",
+            "phone": "+49 111 222333",
+            "message": "Datenbank-Verifikation",
+            "privacy_consent": True,
+        })
+    assert resp.status_code == 200
+
+    result = await test_db.execute(select(Contact).where(Contact.email == "db@example.com"))
+    contact = result.scalar_one_or_none()
+    assert contact is not None
+    assert contact.name == "DB Testuser"
+    assert contact.message == "Datenbank-Verifikation"
+    assert contact.privacy_consent is True
+    assert contact.email_sent is True
+
+
+@pytest.mark.asyncio
+async def test_contact_email_failure_does_not_break_response(client):
+    """POST /api/contact still returns 200 when email sending fails."""
+    with patch(
+        "app.services.email_service.EmailService.send_contact_email",
+        new_callable=AsyncMock,
+        return_value=False,
+    ):
+        resp = await client.post("/api/contact", json={
+            "name": "Fail Test",
+            "email": "fail@example.com",
+            "phone": "+49 000 000000",
+            "message": "Email soll fehlschlagen",
+            "privacy_consent": True,
+        })
+    assert resp.status_code == 200
+    assert resp.json()["success"] is True