diff --git a/backend/.coverage b/backend/.coverage
new file mode 100644
index 0000000..0ffab9d
Binary files /dev/null and b/backend/.coverage differ
diff --git a/backend/Dockerfile b/backend/Dockerfile
index 5e32287..3f2b020 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,39 +1,10 @@
-# Use Python 3.11
 FROM python:3.11-slim
 
-# Set working directory
 WORKDIR /app
 
-# Install system dependencies
-RUN apt-get update && apt-get install -y \
-    gcc \
-    libpq-dev \
-    postgresql-client \
-    && rm -rf /var/lib/apt/lists/*
-
-# Copy requirements file
 COPY requirements.txt .
-
-# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy application code
 COPY . .
 
-# Create script to run migrations and start app
-RUN echo '#!/bin/sh\n\
-echo "Waiting for database..."\n\
-while ! pg_isready -h db -p 5432 -U postgres; do\n\
-  sleep 1\n\
-done\n\
-echo "Database is ready!"\n\
-echo "Running migrations..."\n\
-cd /app && alembic upgrade head\n\
-echo "Starting application..."\n\
-python run.py' > /app/start.sh && chmod +x /app/start.sh
-
-# Expose port
-EXPOSE 8000
-
-# Run migrations and start application
-CMD ["/app/start.sh"] 
\ No newline at end of file
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"] 
\ No newline at end of file
diff --git a/backend/app/api/endpoints/auth.py b/backend/app/api/endpoints/auth.py
new file mode 100644
index 0000000..43ab3c2
--- /dev/null
+++ b/backend/app/api/endpoints/auth.py
@@ -0,0 +1,55 @@
+"""Authentication endpoints."""
+from datetime import timedelta
+from typing import Any
+from fastapi import APIRouter, Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordRequestForm
+from sqlalchemy.orm import Session
+
+from app.core.auth import (
+    authenticate_user,
+    create_access_token,
+    get_current_user
+)
+from app.database import get_db
+from app.core.config import settings
+from app.models.user import User
+from app.schemas.token import Token
+from app.schemas.user import User as UserSchema
+
+router = APIRouter()
+
+@router.post("/login", response_model=Token)
+def login(
+    db: Session = Depends(get_db),
+    form_data: OAuth2PasswordRequestForm = Depends()
+) -> Any:
+    """OAuth2 compatible token login, get an access token for future requests."""
+    user = authenticate_user(db, form_data.username, form_data.password)
+    if not user:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Incorrect email or password",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+    elif not user.is_active:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="Inactive user"
+        )
+    
+    access_token_expires = timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
+    access_token = create_access_token(
+        data={"sub": user.email, "is_admin": user.is_admin},
+        expires_delta=access_token_expires
+    )
+    
+    return {
+        "access_token": access_token,
+        "token_type": "bearer"
+    }
+
+@router.get("/me", response_model=UserSchema)
+def read_users_me(current_user: User = Depends(get_current_user)):
+    """Get current user."""
+    return current_user
+
diff --git a/backend/app/crud/employees.py b/backend/app/crud/employees.py
index 0685a03..2a5505c 100644
--- a/backend/app/crud/employees.py
+++ b/backend/app/crud/employees.py
@@ -13,19 +13,20 @@ def get_employee(db: Session, employee_id: int) -> Optional[Employee]:
     """Get employee by ID"""
     return db.query(Employee).filter(Employee.id == employee_id).first()
 
-def get_employee_by_last_name(db: Session, last_name: str) -> Optional[Employee]:
-    """Get employee by last name"""
-    return db.query(Employee).filter(Employee.last_name == last_name).first()
+def get_employee_by_email(db: Session, email: str) -> Optional[Employee]:
+    """Get employee by email"""
+    return db.query(Employee).filter(Employee.email == email).first()
 
 def create_employee(db: Session, employee: EmployeeCreate, hashed_password: str) -> Employee:
     """Create new employee"""
     try:
         db_employee = Employee(
-            first_name=employee.first_name,
-            last_name=employee.last_name,
-            department=employee.department,
-            office=employee.office,
-            hashed_password=hashed_password
+            email=employee.email,
+            full_name=employee.full_name,
+            hashed_password=hashed_password,
+            is_active=employee.is_active,
+            is_admin=employee.is_admin,
+            department=employee.department
         )
         db.add(db_employee)
         db.commit()
diff --git a/backend/app/crud/requests.py b/backend/app/crud/requests.py
index 210663d..917044b 100644
--- a/backend/app/crud/requests.py
+++ b/backend/app/crud/requests.py
@@ -48,8 +48,7 @@ def get_request_details(db: Session, request_id: int) -> Optional[Dict]:
         "status": request.status,
         "department": request.department,
         "created_at": request.created_at.isoformat(),
-        "employee_first_name": employee.first_name,
-        "employee_last_name": employee.last_name
+        "employee_full_name": employee.full_name
     }
 
 def get_employee_requests(db: Session, employee_id: int) -> list[Request]:
@@ -81,6 +80,12 @@ def get_statistics(db: Session) -> Dict:
             func.count(Request.id)
         ).group_by(Request.status).all()
     )
+    
+    # Добавляем статусы с нулевым количеством
+    for status in RequestStatus:
+        if status not in by_status:
+            by_status[status] = 0
+            
     return {
         "total": total,
         "by_status": by_status
diff --git a/backend/app/models/employee.py b/backend/app/models/employee.py
index 2b70ae1..3406b7d 100644
--- a/backend/app/models/employee.py
+++ b/backend/app/models/employee.py
@@ -1,5 +1,5 @@
 """Employee model"""
-from sqlalchemy import Column, Integer, String, DateTime
+from sqlalchemy import Column, Integer, String, DateTime, Boolean
 from sqlalchemy.sql import func
 from sqlalchemy.orm import relationship
 from app.db.base_class import Base
@@ -8,12 +8,13 @@ class Employee(Base):
     __tablename__ = "employees"
 
     id = Column(Integer, primary_key=True, index=True)
-    first_name = Column(String, nullable=False)
-    last_name = Column(String, nullable=False)
-    department = Column(String, nullable=False)
-    office = Column(String, nullable=False)
+    email = Column(String, unique=True, index=True, nullable=False)
+    full_name = Column(String, nullable=False)
     hashed_password = Column(String, nullable=False)
+    is_active = Column(Boolean, default=True)
+    is_admin = Column(Boolean, default=False)
     created_at = Column(DateTime(timezone=True), server_default=func.now())
+    department = Column(String, nullable=True)
 
     # Определяем отношение к Request
     requests = relationship("Request", back_populates="employee", cascade="all, delete-orphan")
\ No newline at end of file
diff --git a/backend/app/models/token.py b/backend/app/models/token.py
index 13779bf..510073f 100644
--- a/backend/app/models/token.py
+++ b/backend/app/models/token.py
@@ -8,5 +8,5 @@ class Token(Base):
 
     id = Column(Integer, primary_key=True, index=True)
     token = Column(String, unique=True, index=True)
-    user_id = Column(Integer, index=True)  # -1 для админа, остальные для сотрудников
+    user_id = Column(Integer, index=True)  # ID сотрудника из таблицы employees
     created_at = Column(DateTime(timezone=True), server_default=func.now()) 
\ No newline at end of file
diff --git a/backend/app/routers/auth.py b/backend/app/routers/auth.py
index 6486de6..2a56bc7 100644
--- a/backend/app/routers/auth.py
+++ b/backend/app/routers/auth.py
@@ -18,8 +18,9 @@ async def login_for_access_token(
     form_data: OAuth2PasswordRequestForm = Depends(),
     db: Session = Depends(get_db)
 ):
+    """Авторизация сотрудника"""
     # Проверяем учетные данные сотрудника
-    employee = employees.get_employee_by_last_name(db, form_data.username)
+    employee = employees.get_employee_by_email(db, form_data.username)
     if not employee or not verify_password(form_data.password, employee.hashed_password):
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,
@@ -40,17 +41,18 @@ async def admin_login(
     form_data: OAuth2PasswordRequestForm = Depends(),
     db: Session = Depends(get_db)
 ):
+    """Авторизация администратора"""
     # Проверяем учетные данные администратора
-    if form_data.username != "admin" or form_data.password != "admin123":
+    employee = employees.get_employee_by_email(db, form_data.username)
+    if not employee or not employee.is_admin or not verify_password(form_data.password, employee.hashed_password):
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,
             detail="Incorrect username or password",
             headers={"WWW-Authenticate": "Bearer"},
         )
     
-    # Для админа используем специальный ID
-    admin_id = -1
-    access_token = create_and_save_token(admin_id, db)
+    # Создаем и сохраняем токен
+    access_token = create_and_save_token(employee.id, db)
     
     return {
         "access_token": access_token,
diff --git a/backend/app/routers/employees.py b/backend/app/routers/employees.py
index 4d625d6..4112bac 100644
--- a/backend/app/routers/employees.py
+++ b/backend/app/routers/employees.py
@@ -5,19 +5,21 @@ from typing import List
 import logging
 from ..database import get_db
 from ..crud import employees
-from ..schemas.employee import Employee, EmployeeCreate, EmployeeUpdate
-from ..utils.auth import get_current_admin, get_password_hash
+from ..schemas.employee import Employee as EmployeeSchema
+from ..schemas.employee import EmployeeCreate, EmployeeUpdate
+from ..models.employee import Employee
+from ..utils.auth import get_current_admin, get_current_employee, get_password_hash
 
 # Настройка логирования
 logger = logging.getLogger(__name__)
 
 router = APIRouter(tags=["employees"])
 
-@router.post("", response_model=Employee, status_code=status.HTTP_201_CREATED)
+@router.post("", response_model=EmployeeSchema, status_code=status.HTTP_201_CREATED)
 async def create_employee(
     employee: EmployeeCreate,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Create new employee"""
     try:
@@ -31,12 +33,12 @@ async def create_employee(
             detail="Error creating employee"
         )
 
-@router.get("", response_model=List[Employee])
+@router.get("", response_model=List[EmployeeSchema])
 async def get_employees(
     skip: int = 0,
     limit: int = 100,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Get all employees"""
     try:
@@ -49,11 +51,40 @@ async def get_employees(
             detail="Error getting employees"
         )
 
-@router.get("/{employee_id}", response_model=Employee)
+@router.get("/me", response_model=EmployeeSchema)
+async def get_me(
+    current_employee: Employee = Depends(get_current_employee)
+):
+    """Get current employee"""
+    return current_employee
+
+@router.put("/me", response_model=EmployeeSchema)
+async def update_me(
+    employee: EmployeeUpdate,
+    db: Session = Depends(get_db),
+    current_employee: Employee = Depends(get_current_employee)
+):
+    """Update current employee data"""
+    try:
+        logger.info(f"Updating employee {current_employee.id}: {employee}")
+        db_employee = employees.update_employee(db, current_employee.id, employee)
+        if db_employee is None:
+            raise HTTPException(status_code=404, detail="Employee not found")
+        return db_employee
+    except HTTPException:
+        raise
+    except Exception as e:
+        logger.error(f"Error updating employee: {e}")
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="Error updating employee"
+        )
+
+@router.get("/{employee_id}", response_model=EmployeeSchema)
 async def get_employee(
     employee_id: int,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Get employee by ID"""
     try:
@@ -71,12 +102,12 @@ async def get_employee(
             detail="Error getting employee"
         )
 
-@router.put("/{employee_id}", response_model=Employee)
+@router.put("/{employee_id}", response_model=EmployeeSchema)
 async def update_employee(
     employee_id: int,
     employee: EmployeeUpdate,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Update employee data"""
     try:
@@ -94,11 +125,11 @@ async def update_employee(
             detail="Error updating employee"
         )
 
-@router.delete("/{employee_id}", response_model=Employee)
+@router.delete("/{employee_id}", response_model=EmployeeSchema)
 async def delete_employee(
     employee_id: int,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Delete employee"""
     try:
diff --git a/backend/app/routers/requests.py b/backend/app/routers/requests.py
index 3c5e142..8bc97f0 100644
--- a/backend/app/routers/requests.py
+++ b/backend/app/routers/requests.py
@@ -6,19 +6,20 @@ from ..database import get_db
 from ..crud import requests
 from ..schemas.request import Request, RequestCreate, RequestUpdate
 from ..models.request import RequestStatus
+from ..models.employee import Employee
 from ..utils.auth import get_current_employee, get_current_admin
 from ..utils.telegram import notify_new_request
 
 router = APIRouter()
 
-@router.post("/", response_model=Request)
+@router.post("/", response_model=Request, status_code=201)
 async def create_request(
     request: RequestCreate,
     db: Session = Depends(get_db),
-    current_employee: dict = Depends(get_current_employee)
+    current_employee: Employee = Depends(get_current_employee)
 ):
     """Create new request"""
-    db_request = requests.create_request(db, request, current_employee["id"])
+    db_request = requests.create_request(db, request, current_employee.id)
     # Отправляем уведомление в Telegram
     await notify_new_request(db_request.id)
     return db_request
@@ -26,10 +27,10 @@ async def create_request(
 @router.get("/my", response_model=List[Request])
 def get_employee_requests(
     db: Session = Depends(get_db),
-    current_employee: dict = Depends(get_current_employee)
+    current_employee: Employee = Depends(get_current_employee)
 ):
     """Get current employee's requests"""
-    return requests.get_employee_requests(db, current_employee["id"])
+    return requests.get_employee_requests(db, current_employee.id)
 
 @router.get("/admin", response_model=List[Request])
 def get_all_requests(
@@ -37,7 +38,7 @@ def get_all_requests(
     skip: int = 0,
     limit: int = 100,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Get all requests (admin only)"""
     return requests.get_requests(db, status=status, skip=skip, limit=limit)
@@ -47,9 +48,15 @@ def update_request_status(
     request_id: int,
     request_update: RequestUpdate,
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_employee: Employee = Depends(get_current_employee)
 ):
     """Update request status (admin only)"""
+    if not current_employee.is_admin:
+        raise HTTPException(
+            status_code=status.HTTP_403_FORBIDDEN,
+            detail="Not enough permissions"
+        )
+    
     db_request = requests.update_request_status(db, request_id, request_update.status)
     if db_request is None:
         raise HTTPException(status_code=404, detail="Request not found")
@@ -58,14 +65,11 @@ def update_request_status(
 @router.get("/statistics")
 def get_request_statistics(
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
     """Get request statistics (admin only)"""
     stats = requests.get_statistics(db)
     return {
         "total": stats["total"],
-        "by_status": {
-            status: count
-            for status, count in stats["by_status"].items()
-        }
+        "by_status": stats["by_status"]
     }
\ No newline at end of file
diff --git a/backend/app/routers/statistics.py b/backend/app/routers/statistics.py
index 4c5ba6b..17e4cd0 100644
--- a/backend/app/routers/statistics.py
+++ b/backend/app/routers/statistics.py
@@ -2,7 +2,8 @@
 from fastapi import APIRouter, Depends
 from sqlalchemy.orm import Session
 from ..database import get_db
-from ..crud import statistics
+from ..crud import requests
+from ..models.employee import Employee
 from ..utils.auth import get_current_admin
 
 router = APIRouter()
@@ -10,7 +11,11 @@ router = APIRouter()
 @router.get("/")
 def get_statistics(
     db: Session = Depends(get_db),
-    _: dict = Depends(get_current_admin)
+    current_admin: Employee = Depends(get_current_admin)
 ):
-    """Get system statistics"""
-    return statistics.get_request_statistics(db) 
\ No newline at end of file
+    """Get request statistics (admin only)"""
+    stats = requests.get_statistics(db)
+    return {
+        "total": stats["total"],
+        "by_status": stats["by_status"]
+    } 
\ No newline at end of file
diff --git a/backend/app/schemas/employee.py b/backend/app/schemas/employee.py
index f0c8e20..639ee53 100644
--- a/backend/app/schemas/employee.py
+++ b/backend/app/schemas/employee.py
@@ -4,21 +4,26 @@ from datetime import datetime
 from typing import Optional
 
 class EmployeeBase(BaseModel):
-    first_name: str
-    last_name: str
+    email: str
+    full_name: str
     department: str
-    office: str
+    is_active: bool = True
+    is_admin: bool = False
 
     model_config = ConfigDict(from_attributes=True)
 
 class EmployeeCreate(EmployeeBase):
     password: str
 
-class EmployeeUpdate(EmployeeBase):
-    first_name: Optional[str] = None
-    last_name: Optional[str] = None
+class EmployeeUpdate(BaseModel):
+    email: Optional[str] = None
+    full_name: Optional[str] = None
     department: Optional[str] = None
-    office: Optional[str] = None
+    password: Optional[str] = None
+    is_active: Optional[bool] = None
+    is_admin: Optional[bool] = None
+
+    model_config = ConfigDict(from_attributes=True)
 
 class Employee(EmployeeBase):
     id: int
diff --git a/backend/app/schemas/request.py b/backend/app/schemas/request.py
index 13ed921..62475c5 100644
--- a/backend/app/schemas/request.py
+++ b/backend/app/schemas/request.py
@@ -23,7 +23,7 @@ class Request(RequestBase):
     id: int
     status: RequestStatus
     employee_id: int
-    department: str
+    department: Optional[str] = None
     created_at: datetime
 
     model_config = ConfigDict(from_attributes=True) 
\ No newline at end of file
diff --git a/backend/app/utils/auth.py b/backend/app/utils/auth.py
index b73c92f..7e3755f 100644
--- a/backend/app/utils/auth.py
+++ b/backend/app/utils/auth.py
@@ -7,6 +7,7 @@ import re
 
 from .jwt import verify_token
 from ..database import get_db
+from ..models.employee import Employee
 
 pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
 security = HTTPBearer(auto_error=False)
@@ -22,7 +23,7 @@ def verify_password(plain_password: str, hashed_password: str) -> bool:
 def get_current_admin(
     credentials: HTTPAuthorizationCredentials = Depends(security),
     db: Session = Depends(get_db)
-) -> dict:
+) -> Employee:
     """Get current admin from token"""
     if not credentials:
         raise HTTPException(
@@ -36,26 +37,28 @@ def get_current_admin(
         payload = verify_token(token, db)
         employee_id = int(payload.get("sub"))
         
-        # Проверяем, что это админ (id = -1)
-        if employee_id != -1:
+        # Получаем сотрудника из БД
+        from ..crud.employees import get_employee
+        employee = get_employee(db, employee_id)
+        if not employee or not employee.is_admin:
             raise HTTPException(
                 status_code=status.HTTP_401_UNAUTHORIZED,
-                detail="Not an admin",
+                detail="Could not validate credentials",
                 headers={"WWW-Authenticate": "Bearer"},
             )
             
-        return {"is_admin": True}
-    except Exception as e:
+        return employee
+    except Exception:
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,
-            detail="Invalid authentication credentials",
+            detail="Could not validate credentials",
             headers={"WWW-Authenticate": "Bearer"},
         )
 
 def get_current_employee(
     credentials: HTTPAuthorizationCredentials = Depends(security),
     db: Session = Depends(get_db)
-) -> dict:
+) -> Employee:
     """Get current employee from token"""
     if not credentials:
         raise HTTPException(
@@ -69,18 +72,20 @@ def get_current_employee(
         payload = verify_token(token, db)
         employee_id = int(payload.get("sub"))
         
-        # Проверяем, что это не админ
-        if employee_id == -1:
+        # Получаем сотрудника из БД
+        from ..crud.employees import get_employee
+        employee = get_employee(db, employee_id)
+        if not employee:
             raise HTTPException(
                 status_code=status.HTTP_401_UNAUTHORIZED,
-                detail="Admin cannot access employee endpoints",
+                detail="Could not validate credentials",
                 headers={"WWW-Authenticate": "Bearer"},
             )
             
-        return {"id": employee_id}
+        return employee
     except Exception:
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,
-            detail="Invalid authentication credentials",
+            detail="Could not validate credentials",
             headers={"WWW-Authenticate": "Bearer"},
         )
\ No newline at end of file
diff --git a/backend/app/utils/jwt.py b/backend/app/utils/jwt.py
index a75923b..4b1aa31 100644
--- a/backend/app/utils/jwt.py
+++ b/backend/app/utils/jwt.py
@@ -35,18 +35,9 @@ def verify_token(token: str, db: Session) -> dict:
             
         # Проверяем токен в Redis
         if not redis.get(f"token:{token}"):
-            # Если токена нет в Redis, проверяем в БД
-            db_token = db.query(Token).filter(Token.token == token).first()
-            if not db_token:
-                raise HTTPException(
-                    status_code=status.HTTP_401_UNAUTHORIZED,
-                    detail="Token is invalid",
-                )
-            # Если токен валиден, кэшируем его в Redis
-            redis.setex(
-                f"token:{token}",
-                timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES),
-                "valid"
+            raise HTTPException(
+                status_code=status.HTTP_401_UNAUTHORIZED,
+                detail="Could not validate credentials",
             )
             
         return payload
diff --git a/backend/test.db b/backend/test.db
index 9a95898..6644186 100644
Binary files a/backend/test.db and b/backend/test.db differ
diff --git a/backend/tests/conftest.py b/backend/tests/conftest.py
index 0011a2c..a744c8f 100644
--- a/backend/tests/conftest.py
+++ b/backend/tests/conftest.py
@@ -1,101 +1,127 @@
+"""Test configuration."""
+import os
 import pytest
+from typing import Generator
+from fastapi.testclient import TestClient
 from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker
-from unittest.mock import MagicMock
-from app.db.base import Base
-from app.database import get_db
-from app.main import app
-from app.utils.jwt import create_and_save_token, redis
-from app.crud import employees
-from app.utils.auth import get_password_hash
-from app.models.token import Token
-from app.models.employee import Employee
-from app.models.request import Request
-from app.schemas.employee import EmployeeCreate
+from sqlalchemy.pool import StaticPool
+from unittest.mock import Mock, patch
 
-# Используем SQLite для тестов
+from app.database import Base, get_db
+from app.main import app
+from app.models.employee import Employee
+from app.utils.auth import get_password_hash
+from app.utils.jwt import create_access_token
+from app.core.config import settings
+
+# Создаем тестовую базу данных в памяти
 SQLALCHEMY_DATABASE_URL = "sqlite:///./test.db"
 engine = create_engine(SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False})
 TestingSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
 
-# Создаем мок для Redis
-class RedisMock:
+class MockRedis:
+    """Мок для Redis."""
     def __init__(self):
         self.data = {}
 
-    def setex(self, name, time, value):
-        self.data[name] = value
+    def get(self, key):
+        return self.data.get(key)
+
+    def set(self, key, value, ex=None):
+        self.data[key] = value
         return True
 
-    def get(self, name):
-        return self.data.get(name)
-
-    def delete(self, name):
-        if name in self.data:
-            del self.data[name]
+    def delete(self, key):
+        if key in self.data:
+            del self.data[key]
         return True
 
-@pytest.fixture(autouse=True)
-def mock_redis(monkeypatch):
-    redis_mock = RedisMock()
-    monkeypatch.setattr("app.utils.jwt.redis", redis_mock)
-    return redis_mock
+    def exists(self, key):
+        return key in self.data
 
 @pytest.fixture(scope="function")
-def test_db():
-    # Удаляем все таблицы
-    Base.metadata.drop_all(bind=engine)
-    # Создаем все таблицы заново
+def redis_mock():
+    """Фикстура для мока Redis."""
+    with patch("app.utils.jwt.redis") as mock:
+        redis_instance = MockRedis()
+        mock.get.side_effect = redis_instance.get
+        mock.set.side_effect = redis_instance.set
+        mock.delete.side_effect = redis_instance.delete
+        mock.exists.side_effect = redis_instance.exists
+        yield mock
+
+@pytest.fixture(scope="function")
+def db() -> Generator:
+    """Фикстура для создания тестовой базы данных."""
     Base.metadata.create_all(bind=engine)
-    
-    # Создаем сессию
     db = TestingSessionLocal()
     try:
         yield db
     finally:
         db.close()
+        Base.metadata.drop_all(bind=engine)
 
 @pytest.fixture(scope="function")
-def test_employee(test_db):
-    hashed_password = get_password_hash("testpass123")
-    employee_data = EmployeeCreate(
-        first_name="Test",
-        last_name="User",
-        department="IT",
-        office="101",
-        password="testpass123"
+def client(db: TestingSessionLocal, redis_mock) -> Generator:
+    """Фикстура для создания тестового клиента."""
+    def override_get_db():
+        try:
+            yield db
+        finally:
+            db.close()
+    
+    app.dependency_overrides[get_db] = override_get_db
+    return TestClient(app)
+
+@pytest.fixture(scope="function")
+def test_employee(db: TestingSessionLocal) -> Employee:
+    """Фикстура для создания тестового сотрудника."""
+    employee = Employee(
+        email="test@example.com",
+        full_name="Test Employee",
+        hashed_password=get_password_hash("testpassword"),
+        is_active=True,
+        is_admin=False,
+        department="IT"
     )
-    employee = employees.create_employee(test_db, employee_data, hashed_password)
+    db.add(employee)
+    db.commit()
+    db.refresh(employee)
     return employee
 
 @pytest.fixture(scope="function")
-def test_token(test_db, test_employee):
-    token = create_and_save_token(test_employee.id, test_db)
+def test_admin(db: TestingSessionLocal) -> Employee:
+    """Фикстура для создания тестового администратора."""
+    admin = Employee(
+        email="admin@example.com",
+        full_name="Test Admin",
+        hashed_password=get_password_hash("adminpassword"),
+        is_active=True,
+        is_admin=True,
+        department="Administration"
+    )
+    db.add(admin)
+    db.commit()
+    db.refresh(admin)
+    return admin
+
+@pytest.fixture(scope="function")
+def employee_token(test_employee: Employee, db: TestingSessionLocal) -> str:
+    """Фикстура для создания токена тестового сотрудника."""
+    from app.utils.jwt import create_access_token
+    token = create_access_token({"sub": str(test_employee.id)})
+    # Сохраняем токен в Redis мок
+    from app.utils.jwt import redis
+    redis.set(f"token:{token}", "valid")
     return token
 
 @pytest.fixture(scope="function")
-def test_auth_header(test_token):
-    return {"Authorization": f"Bearer {test_token}"}
-
-@pytest.fixture(scope="function")
-def admin_token(test_db):
-    token = create_and_save_token(-1, test_db)  # -1 для админа
-    return token
-
-@pytest.fixture(scope="function")
-def admin_auth_header(admin_token):
-    return {"Authorization": f"Bearer {admin_token}"}
-
-@pytest.fixture(scope="function")
-def test_employee_id(test_employee):
-    return test_employee.id
-
-# Переопределяем зависимость для получения БД
-def override_get_db():
-    db = TestingSessionLocal()
-    try:
-        yield db
-    finally:
-        db.close()
-
-app.dependency_overrides[get_db] = override_get_db 
\ No newline at end of file
+def admin_token(test_admin: Employee, db: TestingSessionLocal) -> str:
+    """Фикстура для создания токена администратора."""
+    from app.utils.jwt import create_access_token
+    token = create_access_token({"sub": str(test_admin.id)})
+    # Сохраняем токен в Redis мок
+    from app.utils.jwt import redis
+    redis.set(f"token:{token}", "valid")
+    return token 
\ No newline at end of file
diff --git a/backend/tests/test_auth.py b/backend/tests/test_auth.py
index c6b73d3..420b8ff 100644
--- a/backend/tests/test_auth.py
+++ b/backend/tests/test_auth.py
@@ -1,98 +1,80 @@
+"""Authentication tests."""
 import pytest
 from fastapi.testclient import TestClient
 from sqlalchemy.orm import Session
-from app.main import app
-from app.crud import employees
-from app.utils.auth import verify_password, get_password_hash
-from app.schemas.employee import EmployeeCreate
+from app.models.employee import Employee
 
-client = TestClient(app)
-
-def test_login_success(test_db: Session):
-    # Создаем тестового сотрудника
-    hashed_password = get_password_hash("testpass123")
-    employee_data = EmployeeCreate(
-        first_name="Test",
-        last_name="User",
-        department="IT",
-        office="101",
-        password="testpass123"
-    )
-    employee = employees.create_employee(test_db, employee_data, hashed_password)
-    
+def test_login_employee_success(client: TestClient, test_employee: Employee):
+    """Тест успешной авторизации сотрудника."""
     response = client.post(
         "/api/auth/login",
-        headers={"Content-Type": "application/x-www-form-urlencoded"},
-        data={
-            "username": "User",
-            "password": "testpass123"
-        }
+        data={"username": test_employee.email, "password": "testpassword"}
     )
-    
     assert response.status_code == 200
     assert "access_token" in response.json()
+    assert "token_type" in response.json()
     assert response.json()["token_type"] == "bearer"
 
-def test_login_wrong_password(test_db: Session):
-    # Создаем тестового сотрудника
-    hashed_password = get_password_hash("testpass123")
-    employee_data = EmployeeCreate(
-        first_name="Test",
-        last_name="User",
-        department="IT",
-        office="101",
-        password="testpass123"
-    )
-    employees.create_employee(test_db, employee_data, hashed_password)
-    
+def test_login_employee_wrong_password(client: TestClient, test_employee: Employee):
+    """Тест авторизации сотрудника с неверным паролем."""
     response = client.post(
         "/api/auth/login",
-        headers={"Content-Type": "application/x-www-form-urlencoded"},
-        data={
-            "username": "User",
-            "password": "wrongpass"
-        }
+        data={"username": test_employee.email, "password": "wrongpassword"}
     )
-    
     assert response.status_code == 401
-    assert "detail" in response.json()
+    assert response.json()["detail"] == "Incorrect username or password"
 
-def test_login_nonexistent_user(test_db: Session):
+def test_login_employee_wrong_username(client: TestClient):
+    """Тест авторизации с несуществующим пользователем."""
     response = client.post(
         "/api/auth/login",
-        headers={"Content-Type": "application/x-www-form-urlencoded"},
-        data={
-            "username": "NonExistent",
-            "password": "testpass123"
-        }
+        data={"username": "nonexistent@example.com", "password": "testpassword"}
     )
-    
     assert response.status_code == 401
-    assert "detail" in response.json()
+    assert response.json()["detail"] == "Incorrect username or password"
 
-def test_admin_login_success():
+def test_login_admin_success(client: TestClient, test_admin: Employee):
+    """Тест успешной авторизации администратора."""
     response = client.post(
         "/api/auth/admin/login",
-        headers={"Content-Type": "application/x-www-form-urlencoded"},
-        data={
-            "username": "admin",
-            "password": "admin123"
-        }
+        data={"username": test_admin.email, "password": "adminpassword"}
     )
-    
     assert response.status_code == 200
     assert "access_token" in response.json()
+    assert "token_type" in response.json()
     assert response.json()["token_type"] == "bearer"
 
-def test_admin_login_wrong_password():
+def test_login_admin_wrong_password(client: TestClient, test_admin: Employee):
+    """Тест авторизации администратора с неверным паролем."""
     response = client.post(
         "/api/auth/admin/login",
-        headers={"Content-Type": "application/x-www-form-urlencoded"},
-        data={
-            "username": "admin",
-            "password": "wrongpass"
-        }
+        data={"username": test_admin.email, "password": "wrongpassword"}
     )
-    
     assert response.status_code == 401
-    assert "detail" in response.json() 
\ No newline at end of file
+    assert response.json()["detail"] == "Incorrect username or password"
+
+def test_protected_route_with_valid_token(client: TestClient, employee_token: str, test_employee: Employee, db: Session):
+    """Тест доступа к защищенному маршруту с валидным токеном."""
+    response = client.get(
+        "/api/employees/me",
+        headers={"Authorization": f"Bearer {employee_token}"}
+    )
+    assert response.status_code == 200
+    data = response.json()
+    assert data["email"] == test_employee.email
+    assert data["full_name"] == test_employee.full_name
+
+def test_protected_route_without_token(client: TestClient):
+    """Тест доступа к защищенному маршруту без токена."""
+    response = client.get("/api/employees/me")
+    assert response.status_code == 401
+    assert response.json()["detail"] == "Not authenticated"
+
+def test_protected_route_with_invalid_token(client: TestClient):
+    """Тест доступа к защищенному маршруту с недействительным токеном."""
+    response = client.get(
+        "/api/employees/me",
+        headers={"Authorization": "Bearer invalid_token"}
+    )
+    assert response.status_code == 401
+    assert response.json()["detail"] == "Could not validate credentials" 
\ No newline at end of file
diff --git a/backend/tests/test_employees.py b/backend/tests/test_employees.py
index acd5f77..10a037f 100644
--- a/backend/tests/test_employees.py
+++ b/backend/tests/test_employees.py
@@ -1,117 +1,135 @@
+"""Employee tests."""
 import pytest
 from fastapi.testclient import TestClient
 from sqlalchemy.orm import Session
-from app.main import app
-from app.crud import employees
-from app.utils.auth import get_password_hash
-from app.schemas.employee import EmployeeCreate
+from app.models.employee import Employee
 
-client = TestClient(app)
-
-def test_create_employee(test_db: Session, admin_auth_header):
-    """Test creating a new employee"""
-    employee_data = {
-        "first_name": "John",
-        "last_name": "Doe",
-        "department": "IT",
-        "office": "B205",
-        "password": "test123"
-    }
-    
+def test_create_employee(client: TestClient, admin_token: str, db: Session):
+    """Тест создания сотрудника."""
     response = client.post(
-        "/api/employees/",
-        json=employee_data,
-        headers=admin_auth_header
+        "/api/employees",
+        headers={"Authorization": f"Bearer {admin_token}"},
+        json={
+            "email": "new@example.com",
+            "password": "newpassword",
+            "full_name": "New Employee",
+            "department": "IT",
+            "is_active": True,
+            "is_admin": False
+        }
+    )
+    assert response.status_code == 201
+    data = response.json()
+    assert data["email"] == "new@example.com"
+    assert data["full_name"] == "New Employee"
+    assert data["department"] == "IT"
+    assert "id" in data
+
+def test_create_employee_unauthorized(client: TestClient):
+    """Тест создания сотрудника без авторизации."""
+    response = client.post(
+        "/api/employees",
+        json={
+            "email": "new@example.com",
+            "password": "newpassword",
+            "full_name": "New Employee",
+            "is_active": True,
+            "is_admin": False
+        }
+    )
+    assert response.status_code == 401
+    assert response.json()["detail"] == "Not authenticated"
+
+def test_get_employees(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест получения списка сотрудников."""
+    response = client.get(
+        "/api/employees",
+        headers={"Authorization": f"Bearer {admin_token}"}
     )
-    
     assert response.status_code == 200
     data = response.json()
-    assert data["first_name"] == employee_data["first_name"]
-    assert data["last_name"] == employee_data["last_name"]
-    assert data["department"] == employee_data["department"]
-    assert data["office"] == employee_data["office"]
-    assert "password" not in data
+    assert isinstance(data, list)
+    assert len(data) > 0
+    assert "email" in data[0]
+    assert "full_name" in data[0]
+    assert "department" in data[0]
 
-def test_get_employees(test_db: Session, test_employee, admin_auth_header):
-    """Test getting list of employees"""
-    response = client.get("/api/employees/", headers=admin_auth_header)
-    
-    assert response.status_code == 200
-    data = response.json()
-    assert len(data) >= 1
-    assert data[0]["first_name"] == test_employee.first_name
-    assert data[0]["last_name"] == test_employee.last_name
-    assert data[0]["department"] == test_employee.department
-    assert data[0]["office"] == test_employee.office
-    assert "password" not in data[0]
-
-def test_create_employee_unauthorized(test_db: Session):
-    """Test creating employee without authorization"""
-    employee_data = {
-        "first_name": "John",
-        "last_name": "Doe",
-        "department": "IT",
-        "office": "B205",
-        "password": "test123"
-    }
-    response = client.post("/api/employees/", json=employee_data)
-    assert response.status_code == 401  # Unauthorized
-
-def test_get_employees_unauthorized(test_db: Session):
-    """Test getting employees list without authorization"""
-    response = client.get("/api/employees/")
-    assert response.status_code == 401  # Unauthorized
-
-def test_get_employee_by_id(test_db: Session, test_employee, admin_auth_header):
-    """Test getting employee by ID"""
+def test_get_employee_by_id(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест получения сотрудника по ID."""
     response = client.get(
         f"/api/employees/{test_employee.id}",
-        headers=admin_auth_header
+        headers={"Authorization": f"Bearer {admin_token}"}
     )
-    
     assert response.status_code == 200
     data = response.json()
-    assert data["first_name"] == test_employee.first_name
-    assert data["last_name"] == test_employee.last_name
+    assert data["email"] == test_employee.email
+    assert data["full_name"] == test_employee.full_name
     assert data["department"] == test_employee.department
-    assert data["office"] == test_employee.office
-    assert "password" not in data
 
-def test_update_employee(test_db: Session, test_employee, admin_auth_header):
-    """Test updating employee data"""
-    update_data = {
-        "first_name": "Updated",
-        "last_name": "Name",
-        "department": "HR",
-        "office": "B202"
-    }
-    
+def test_get_nonexistent_employee(client: TestClient, admin_token: str):
+    """Тест получения несуществующего сотрудника."""
+    response = client.get(
+        "/api/employees/999",
+        headers={"Authorization": f"Bearer {admin_token}"}
+    )
+    assert response.status_code == 404
+    assert response.json()["detail"] == "Employee not found"
+
+def test_update_employee(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест обновления данных сотрудника."""
     response = client.put(
         f"/api/employees/{test_employee.id}",
-        json=update_data,
-        headers=admin_auth_header
+        headers={"Authorization": f"Bearer {admin_token}"},
+        json={
+            "email": "updated@example.com",
+            "full_name": "Updated Employee",
+            "department": "HR",
+            "is_active": True,
+            "is_admin": False
+        }
     )
-    
     assert response.status_code == 200
     data = response.json()
-    assert data["first_name"] == update_data["first_name"]
-    assert data["last_name"] == update_data["last_name"]
-    assert data["department"] == update_data["department"]
-    assert data["office"] == update_data["office"]
-    assert "password" not in data
+    assert data["email"] == "updated@example.com"
+    assert data["full_name"] == "Updated Employee"
+    assert data["department"] == "HR"
 
-def test_delete_employee(test_db: Session, test_employee, admin_auth_header):
-    """Test deleting employee"""
+def test_delete_employee(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест удаления сотрудника."""
     response = client.delete(
         f"/api/employees/{test_employee.id}",
-        headers=admin_auth_header
+        headers={"Authorization": f"Bearer {admin_token}"}
     )
-    
     assert response.status_code == 200
-    
-    # Verify employee is deleted
-    get_response = client.get(
-        f"/api/employees/{test_employee.id}",
-        headers=admin_auth_header
+    data = response.json()
+    assert data["email"] == test_employee.email
+    assert data["full_name"] == test_employee.full_name
+    assert data["department"] == test_employee.department
+
+def test_employee_me(client: TestClient, employee_token: str, test_employee: Employee, db: Session):
+    """Тест получения информации о текущем сотруднике."""
+    response = client.get(
+        "/api/employees/me",
+        headers={"Authorization": f"Bearer {employee_token}"}
     )
-    assert get_response.status_code == 404 
\ No newline at end of file
+    assert response.status_code == 200
+    data = response.json()
+    assert data["email"] == test_employee.email
+    assert data["full_name"] == test_employee.full_name
+    assert data["department"] == test_employee.department
+
+def test_update_me(client: TestClient, employee_token: str, test_employee: Employee, db: Session):
+    """Тест обновления информации о текущем сотруднике."""
+    response = client.put(
+        "/api/employees/me",
+        headers={"Authorization": f"Bearer {employee_token}"},
+        json={
+            "full_name": "Updated Name",
+            "department": "Support"
+        }
+    )
+    assert response.status_code == 200
+    data = response.json()
+    assert data["full_name"] == "Updated Name"
+    assert data["email"] == test_employee.email
+    assert data["department"] == "Support" 
\ No newline at end of file
diff --git a/backend/tests/test_requests.py b/backend/tests/test_requests.py
index 6db788c..59cae4a 100644
--- a/backend/tests/test_requests.py
+++ b/backend/tests/test_requests.py
@@ -1,164 +1,168 @@
+"""Request tests."""
 import pytest
 from fastapi.testclient import TestClient
 from sqlalchemy.orm import Session
-from app.main import app
-from app.models.request import RequestStatus, RequestPriority
-from app.crud import requests
-from app.schemas.request import RequestCreate
+from app.models.employee import Employee
+from app.models.request import Request
 
-client = TestClient(app)
-
-def test_create_request(test_db: Session, test_employee, test_auth_header):
-    """Test creating a new request"""
-    request_data = {
-        "department": "IT",
-        "request_type": "hardware",
-        "description": "This is a test request",
-        "priority": RequestPriority.MEDIUM.value
-    }
-    
+def test_create_request(client: TestClient, employee_token: str, db: Session):
+    """Тест создания заявки."""
     response = client.post(
-        "/api/requests/",
-        json=request_data,
-        headers=test_auth_header
+        "/api/requests",
+        headers={"Authorization": f"Bearer {employee_token}"},
+        json={
+            "request_type": "support",
+            "description": "Test Description",
+            "priority": "medium"
+        }
     )
-    
-    assert response.status_code == 200
+    assert response.status_code == 201
     data = response.json()
-    assert data["department"] == request_data["department"]
-    assert data["description"] == request_data["description"]
-    assert data["priority"] == request_data["priority"]
-    assert data["status"] == RequestStatus.NEW.value
-    assert "employee_id" in data
+    assert data["request_type"] == "support"
+    assert data["description"] == "Test Description"
+    assert data["priority"] == "medium"
+    assert data["status"] == "new"
+    assert "id" in data
 
-def test_get_employee_requests(test_db: Session, test_employee, test_auth_header):
-    """Test getting employee's requests"""
-    # Создаем тестовую заявку
-    request_data = RequestCreate(
-        department="IT",
-        request_type="hardware",
-        description="This is a test request",
-        priority=RequestPriority.MEDIUM.value
+def test_create_request_unauthorized(client: TestClient):
+    """Тест создания заявки без авторизации."""
+    response = client.post(
+        "/api/requests",
+        json={
+            "request_type": "support",
+            "description": "Test Description",
+            "priority": "medium"
+        }
     )
-    test_request = requests.create_request(test_db, request_data, test_employee.id)
-    
-    response = client.get("/api/requests/my", headers=test_auth_header)
-    
-    assert response.status_code == 200
-    data = response.json()
-    assert len(data) == 1
-    assert data[0]["department"] == test_request.department
-    assert data[0]["description"] == test_request.description
-    assert data[0]["priority"] == test_request.priority
-    assert data[0]["status"] == test_request.status
-    assert data[0]["employee_id"] == test_request.employee_id
+    assert response.status_code == 401
+    assert response.json()["detail"] == "Not authenticated"
 
-def test_update_request_status(test_db: Session, test_employee, admin_auth_header):
-    """Test updating request status"""
+def test_get_employee_requests(client: TestClient, employee_token: str, test_employee: Employee, db: Session):
+    """Тест получения списка заявок сотрудника."""
+    db.add(test_employee)
+    db.commit()
+    db.refresh(test_employee)
+    
     # Создаем тестовую заявку
-    request_data = RequestCreate(
-        department="IT",
-        request_type="hardware",
-        description="This is a test request",
-        priority=RequestPriority.MEDIUM.value
+    request = Request(
+        request_type="support",
+        description="Test Description",
+        priority="medium",
+        status="new",
+        employee_id=test_employee.id
     )
-    test_request = requests.create_request(test_db, request_data, test_employee.id)
-    
-    update_data = {"status": RequestStatus.IN_PROGRESS.value}
-    response = client.patch(
-        f"/api/requests/{test_request.id}/status",
-        json=update_data,
-        headers=admin_auth_header
-    )
-    
-    assert response.status_code == 200
-    data = response.json()
-    assert data["status"] == RequestStatus.IN_PROGRESS.value
+    db.add(request)
+    db.commit()
 
-def test_get_all_requests_admin(test_db: Session, test_employee, admin_auth_header):
-    """Test getting all requests as admin"""
-    # Создаем тестовую заявку
-    request_data = RequestCreate(
-        department="IT",
-        request_type="hardware",
-        description="This is a test request",
-        priority=RequestPriority.MEDIUM.value
-    )
-    test_request = requests.create_request(test_db, request_data, test_employee.id)
-    
-    response = client.get("/api/requests/admin", headers=admin_auth_header)
-    
-    assert response.status_code == 200
-    data = response.json()
-    assert len(data) == 1
-    assert data[0]["department"] == test_request.department
-
-def test_get_requests_by_status(test_db: Session, test_employee, admin_auth_header):
-    """Test filtering requests by status"""
-    # Создаем тестовую заявку
-    request_data = RequestCreate(
-        department="IT",
-        request_type="hardware",
-        description="This is a test request",
-        priority=RequestPriority.MEDIUM.value
-    )
-    test_request = requests.create_request(test_db, request_data, test_employee.id)
-    
     response = client.get(
-        f"/api/requests/admin?status={RequestStatus.NEW.value}",
-        headers=admin_auth_header
+        "/api/requests/my",
+        headers={"Authorization": f"Bearer {employee_token}"}
     )
-    
     assert response.status_code == 200
     data = response.json()
-    assert len(data) == 1
-    assert data[0]["status"] == RequestStatus.NEW.value
+    assert isinstance(data, list)
+    assert len(data) > 0
+    assert data[0]["request_type"] == "support"
+    assert data[0]["description"] == "Test Description"
 
-def test_get_request_statistics(test_db: Session, test_employee, admin_auth_header):
-    """Test getting request statistics"""
+def test_admin_get_all_requests(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест получения всех заявок администратором."""
+    db.add(test_employee)
+    db.commit()
+    db.refresh(test_employee)
+    
+    # Создаем тестовую заявку
+    request = Request(
+        request_type="support",
+        description="Test Description",
+        priority="medium",
+        status="new",
+        employee_id=test_employee.id
+    )
+    db.add(request)
+    db.commit()
+
+    response = client.get(
+        "/api/requests/admin",
+        headers={"Authorization": f"Bearer {admin_token}"}
+    )
+    assert response.status_code == 200
+    data = response.json()
+    assert isinstance(data, list)
+    assert len(data) > 0
+    assert data[0]["request_type"] == "support"
+    assert data[0]["description"] == "Test Description"
+
+def test_update_request_status(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест обновления статуса заявки."""
+    db.add(test_employee)
+    db.commit()
+    db.refresh(test_employee)
+    
+    # Создаем тестовую заявку
+    request = Request(
+        request_type="support",
+        description="Test Description",
+        priority="medium",
+        status="new",
+        employee_id=test_employee.id,
+        department=test_employee.department
+    )
+    db.add(request)
+    db.commit()
+
+    response = client.patch(
+        f"/api/requests/{request.id}/status",
+        headers={"Authorization": f"Bearer {admin_token}"},
+        json={"status": "in_progress"}
+    )
+    assert response.status_code == 200
+    data = response.json()
+    assert data["status"] == "in_progress"
+
+def test_get_request_statistics(client: TestClient, admin_token: str, test_employee: Employee, db: Session):
+    """Тест получения статистики по заявкам."""
+    db.add(test_employee)
+    db.commit()
+    db.refresh(test_employee)
+    
     # Создаем тестовые заявки с разными статусами
-    requests_data = [
-        RequestCreate(
-            department="IT",
-            request_type="hardware",
-            description="Test request 1",
-            priority=RequestPriority.HIGH.value
+    requests = [
+        Request(
+            request_type="support",
+            description="Test Description",
+            priority="medium",
+            status="new",
+            employee_id=test_employee.id,
+            department=test_employee.department
         ),
-        RequestCreate(
-            department="IT",
-            request_type="software",
-            description="Test request 2",
-            priority=RequestPriority.MEDIUM.value
+        Request(
+            request_type="support",
+            description="Test Description",
+            priority="high",
+            status="in_progress",
+            employee_id=test_employee.id,
+            department=test_employee.department
+        ),
+        Request(
+            request_type="support",
+            description="Test Description",
+            priority="low",
+            status="completed",
+            employee_id=test_employee.id,
+            department=test_employee.department
         )
     ]
-    
-    for data in requests_data:
-        requests.create_request(test_db, data, test_employee.id)
-    
-    response = client.get("/api/requests/statistics", headers=admin_auth_header)
-    
+    for req in requests:
+        db.add(req)
+    db.commit()
+
+    response = client.get(
+        "/api/statistics",
+        headers={"Authorization": f"Bearer {admin_token}"}
+    )
     assert response.status_code == 200
     data = response.json()
     assert "total" in data
     assert "by_status" in data
-    assert data["total"] == 2
-    assert data["by_status"][RequestStatus.NEW.value] == 2
-    assert data["by_status"][RequestStatus.IN_PROGRESS.value] == 0
-    assert data["by_status"][RequestStatus.COMPLETED.value] == 0
-    assert data["by_status"][RequestStatus.REJECTED.value] == 0
-
-def test_create_request_unauthorized(test_db: Session):
-    """Test creating request without authorization"""
-    request_data = {
-        "department": "IT",
-        "request_type": "hardware",
-        "description": "This is a test request",
-        "priority": RequestPriority.MEDIUM.value
-    }
-    response = client.post("/api/requests/", json=request_data)
-    assert response.status_code == 401
-
-def test_get_requests_unauthorized(test_db: Session):
-    """Test getting requests without authorization"""
-    response = client.get("/api/requests/my")
-    assert response.status_code == 401 
\ No newline at end of file
+    assert data["total"] >= 3 
\ No newline at end of file
diff --git a/backend/tests/test_statistics.py b/backend/tests/test_statistics.py
new file mode 100644
index 0000000..0519ecb
--- /dev/null
+++ b/backend/tests/test_statistics.py
@@ -0,0 +1 @@
+ 
\ No newline at end of file