feat: Space Booking System - MVP complet

Sistem web pentru rezervarea de birouri și săli de ședință
cu flux de aprobare administrativă.

Stack: FastAPI + Vue.js 3 + SQLite + TypeScript

Features implementate:
- Autentificare JWT + Self-registration cu email verification
- CRUD Spații, Utilizatori, Settings (Admin)
- Calendar interactiv (FullCalendar) cu drag-and-drop
- Creare rezervări cu validare (durată, program, overlap, max/zi)
- Rezervări recurente (săptămânal)
- Admin: aprobare/respingere/anulare cereri
- Admin: creare directă rezervări (bypass approval)
- Admin: editare orice rezervare
- User: editare/anulare rezervări proprii
- Notificări in-app (bell icon + dropdown)
- Notificări email (async SMTP cu BackgroundTasks)
- Jurnal acțiuni administrative (audit log)
- Rapoarte avansate (utilizare, top users, approval rate)
- Șabloane rezervări (booking templates)
- Atașamente fișiere (upload/download)
- Conflict warnings (verificare disponibilitate real-time)
- Integrare Google Calendar (OAuth2)
- Suport timezone (UTC storage + user preference)
- 225+ teste backend

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/tests/test_email_service.py

@@ -0,0 +1,93 @@
+"""Tests for email service."""
+from datetime import datetime, timedelta
+from unittest.mock import AsyncMock, patch
+
+import pytest
+
+from app.services.email_service import (
+    generate_booking_email,
+    send_booking_notification,
+    send_email,
+)
+
+
+@pytest.mark.asyncio
+async def test_send_email_disabled():
+    """Test email sending when SMTP is disabled (default)."""
+    result = await send_email("test@example.com", "Test Subject", "Test Body")
+    assert result is True  # Should succeed but only log
+
+
+@pytest.mark.asyncio
+async def test_send_email_with_smtp_mock():
+    """Test email sending with mocked SMTP."""
+    with patch("app.services.email_service.settings.smtp_enabled", True):
+        with patch(
+            "app.services.email_service.aiosmtplib.send", new_callable=AsyncMock
+        ) as mock_send:
+            result = await send_email("test@example.com", "Test", "Body")
+            assert result is True
+            mock_send.assert_called_once()
+
+
+def test_generate_booking_email_approved(test_booking, test_space):
+    """Test email generation for approved booking."""
+    test_booking.space = test_space
+    subject, body = generate_booking_email(
+        test_booking, "approved", "user@example.com", "John Doe"
+    )
+    assert subject == "Rezervare Aprobată"
+    assert "John Doe" in body
+    assert test_space.name in body
+    assert "aprobată" in body
+
+
+def test_generate_booking_email_rejected(test_booking, test_space):
+    """Test email generation for rejected booking with reason."""
+    test_booking.space = test_space
+    subject, body = generate_booking_email(
+        test_booking,
+        "rejected",
+        "user@example.com",
+        "John Doe",
+        extra_data={"rejection_reason": "Spațiul este în mentenanță"},
+    )
+    assert subject == "Rezervare Respinsă"
+    assert "respinsă" in body
+    assert "Spațiul este în mentenanță" in body
+
+
+def test_generate_booking_email_canceled(test_booking, test_space):
+    """Test email generation for canceled booking."""
+    test_booking.space = test_space
+    subject, body = generate_booking_email(
+        test_booking,
+        "canceled",
+        "user@example.com",
+        "John Doe",
+        extra_data={"cancellation_reason": "Eveniment anulat"},
+    )
+    assert subject == "Rezervare Anulată"
+    assert "anulată" in body
+    assert "Eveniment anulat" in body
+
+
+def test_generate_booking_email_created(test_booking, test_space):
+    """Test email generation for created booking (admin notification)."""
+    test_booking.space = test_space
+    subject, body = generate_booking_email(
+        test_booking, "created", "admin@example.com", "Admin User"
+    )
+    assert subject == "Cerere Nouă de Rezervare"
+    assert "cerere de rezervare" in body
+    assert test_space.name in body
+
+
+@pytest.mark.asyncio
+async def test_send_booking_notification(test_booking, test_space):
+    """Test sending booking notification."""
+    test_booking.space = test_space
+    result = await send_booking_notification(
+        test_booking, "approved", "user@example.com", "John Doe"
+    )
+    assert result is True