diff --git a/main.py b/main.py
index 5ad025b..b15f4de 100755
--- a/main.py
+++ b/main.py
@@ -1,93 +1,53 @@
 #!/usr/bin/env python3
 
-from src.manager import *
-import logging
-import colorlog
-import sys
+import argparse
+import json
+from src.manager import ServiceFactory, ServiceRepository, Manager
+from src.services import DockerServiceStrategy, SystemServiceStrategy
 
-def initialize_logger():
-    """Initialize and return a color logger."""
-    handler = colorlog.StreamHandler()
-    handler.setFormatter(colorlog.ColoredFormatter(
-        '%(log_color)s%(asctime)s - %(levelname)s - %(message)s',
-        log_colors={
-            'DEBUG':    'cyan',
-            'INFO':     'green',
-            'WARNING':  'yellow',
-            'ERROR':    'red',
-            'CRITICAL': 'bold_red',
-        }
-    ))
+def main():
+    parser = argparse.ArgumentParser(description="服务管理工具")
+    subparsers = parser.add_subparsers(dest="command", required=True)
+    
+    # 注册服务命令
+    register_parser = subparsers.add_parser("register", help="注册新服务")
+    register_parser.add_argument("tag", choices=["sys", "docker"], help="服务类型")
+    register_parser.add_argument("name", help="服务名称")
+    register_parser.add_argument("--path", help="Docker服务路径（仅docker类型需要）")
+    
+    # 列出服务命令
+    subparsers.add_parser("list", help="列出所有服务")
+    
+    # 执行操作命令
+    operate_parser = subparsers.add_parser("operate", help="执行服务操作")
+    operate_parser.add_argument("index", type=int, help="服务索引")
+    
+    args = parser.parse_args()
+    
+    # 初始化仓库和管理器
+    repo = ServiceRepository("services.json")
+    manager = Manager(repo)
+    
+    if args.command == "register":
+        # 创建服务
+        service = manager.register_service(args.tag, args.name, args.path)
+        print(f"服务注册成功: {service.name}")
+        
+    elif args.command == "list":
+        # 列出所有服务
+        services = manager.list_services()
+        for i, service in enumerate(services):
+            print(f"{i}: [{service.tag}] {service.name} {f'(path: {service.path})' if service.path else ''}")
+            
+    elif args.command == "operate":
+        # 执行服务操作
+        try:
+            manager.execute_service_operation(args.index)
+            print("操作执行成功")
+        except IndexError:
+            print("错误：无效的服务索引")
+        except Exception as e:
+            print(f"操作失败: {str(e)}")
 
-    logger = colorlog.getLogger(__name__)
-    logger.setLevel(logging.INFO)
-    logger.addHandler(handler)
-    return logger
-
-def initialize_service_manager():
-    """Initialize and return the service manager."""
-    return Manager()
-
-logger = initialize_logger()
-service_manager = initialize_service_manager()
-
-def start_menu():
-    logger.info(f"=======================================")
-    logger.info(f"========== Services Manager ===========")
-    logger.info(f"=======================================")
-    logger.info(f"Please choose a operation to carry out:")
-    logger.info(f"=====> 1. Register a new service <=====")
-    logger.info(f"=====> 2. Manage exsist services <=====")
-    logger.info(f"=====> c. Count the number of services")
-    logger.info(f"=====> q. Quit ")
-
-def main_menu():
-    """Display the main menu and handle user input."""
-
-    while True:
-        start_menu()
-
-        start_choice = input("Enter your choice: ").strip()
-        if start_choice == '1':
-            service_tag = input("Please input the deploy way of service you want to register('docker' | 'sys'): ")
-            service_name = input("Please input the name of the service: ")
-            if service_tag == "docker":
-                service_path = input("Please input the config path of the service where 'docker-compose.yml' located: ")
-                service_manager.register_service(service_tag, service_name, service_path)
-            else:
-                service_manager.register_service(service_tag, service_name)
-        if start_choice == '2':
-            if not service_manager.services_list:
-                logger.error("No services registered.")
-                continue
-            while True:
-                logger.info(f"=====> Exsist Services Management <=====")
-                service_code = 1
-                for service in service_manager.services_list:
-                    logger.info(f"=====> {service_code}: {service._name}")
-                    service_code += 1
-                # logger.info("=====> a. Select All")
-                logger.info("=====> q. Quit")
-
-                manage_choice = input("Please select a choice to carry out: ").strip()
-                if manage_choice == 'q':
-                    logger.info("Exit main manager")
-                    break
-                # if manage_choice == 'a':
-                #     pass
-                try:
-                    code = int(manage_choice)
-                    if 0 <= code < len(service_manager.services_list):
-                        service_manager.services_list[code].service_operation()
-                    else:
-                        logger.error("Invalid service code.")
-                except ValueError:
-                    logger.error("Please enter a valid number.")
-        if start_choice == 'c':
-            service_manager.list_services()
-        if start_choice == 'q':
-            logger.info(f"Exit the manager process")
-            break
-
-if __name__ == '__main__':
-    sys.exit(main_menu())
+if __name__ == "__main__":
+    main()
diff --git a/services.json b/services.json
new file mode 100644
index 0000000..99fc772
--- /dev/null
+++ b/services.json
@@ -0,0 +1,7 @@
+[
+    {
+        "tag": "sys",
+        "name": "nginx",
+        "path": null
+    }
+]
\ No newline at end of file
diff --git a/src/manager.py b/src/manager.py
index 76e7fad..5a2ee8a 100755
--- a/src/manager.py
+++ b/src/manager.py
@@ -1,8 +1,11 @@
 #!/usr/bin/env python3
 
-from src.services import *
+from src.services import Service
 import logging
+import json
+import os
 import colorlog
+from typing import Optional, List, Dict
 
 # Initialize color logging
 handler = colorlog.StreamHandler()
@@ -20,68 +23,163 @@ handler.setFormatter(colorlog.ColoredFormatter(
 logger = colorlog.getLogger(__name__)
 logger.setLevel(logging.INFO)
 logger.addHandler(handler)
-
-
-# nginx = Service(tag="sys", name="nginx")
-# minecraft = Service(tag="sys", name="minecraft", path="~/web/minecraftService")
-# homepage = Service(tag="docker", name="docker", path="~/web/homepageService")
-# status = Service(tag="docker", name="status", path="~/web/statusService")
-# gitea = Service(tag="docker", name="gitea", path="~/web/giteaService")
-
-class Manager:
-    """Interface set of services management operations.
-
-    Attributes:
-        service_list (list): List use for storing service instances.
+class ServiceFactory:
+    """Factory for creating Service instances based on tag.
+    
     """
-
-    def __init__(self):
-       """Initialize the Manager with an empty services list."""
-       self.services_list = []
-
-    def append_service(self, service_instance: Service) -> None:
-        """Append a service instance to the services list.
+    
+    @staticmethod
+    def create_service(tag: str, name: str, path: Optional[str] = None) -> Service:
+        """Create a Service instance with validation.
         
         Args:
-            service_instance (Service): The service instance to append.
-        """
-        self.services_list.append(service_instance)
-
-    def register_service(self, service_tag: str, service_name: str, service_path=None) -> Service:
-        """Register a new service.
-
-        Args:
-            service_tag ('sys' | 'docker'): The tag that marks the service instance to use which way to deploy ('sys' or 'docker').
-            service_name (str): The name of the service instance.
-            service_path (str): The configuration and data path of the service instance.
-
+            tag: Service type ('sys' or 'docker')
+            name: Service name
+            path: Configuration path (required for docker services)
+            
         Returns:
-            service: A web service instance.
+            Service instance
+            
+        Raises:
+            ValueError: For invalid inputs
         """
+        if tag == "docker":
+            if not path:
+                raise ValueError("Path is required for docker services")
+            if not os.path.exists(path):
+                raise ValueError(f"Invalid service path: {path}")
+            if not os.path.isdir(path):
+                raise ValueError(f"Service path must be a directory: {path}")
+            logger.info(f"Validated docker service path: {path}")
+        return Service(tag=tag, name=name, path=path)
 
-        if service_tag == "docker":
-            assert service_path != None, """Can not leave a empty path while you register a docker-deploy service."""
-            if not os.path.exists(service_path):
-                raise ValueError(f"Invalid service path: {service_path}")
-            service = Service(tag=service_tag, name=service_name, path=service_path)
-            # service.code = len(self.services_list) + 1
-            self.append_service(service_instance=service)
+
+class ServiceRepository:
+    """Repository for service persistence.
+
+    """
+    
+    def __init__(self, file_path: str = '../data/services.json'):
+        self.file_path = file_path
+        
+    def save(self, service: Service) -> None:
+        """Save a service to the repository.
+        
+        Args:
+            service: Service instance to save
+        """
+        # Load existing services
+        services = self.load_all()
+        
+        # Add new service
+        services.append(service.to_dict())
+        
+        # Save back to file
+        with open(self.file_path, 'w') as file:
+            json.dump(services, file, indent=4)
+        logger.info(f"Saved service to repository: {service.name}")
+            
+    def load_all(self) -> List[Dict]:
+        """Load all services from repository.
+        
+        Returns:
+            List of service dictionaries
+        """
+        if os.path.exists(self.file_path):
+            try:
+                with open(self.file_path, 'r') as file:
+                    return json.load(file)
+            except (json.JSONDecodeError, FileNotFoundError):
+                logger.warning("Service repository file corrupted or missing")
+                return []
+        logger.info("Service repository file not found, starting fresh")
+        return []
+
+
+class Manager:
+    """Interface for services management operations.
+    
+    """
+    
+    def __init__(self,
+                 repository: Optional[ServiceRepository] = None,
+                 factory: Optional[ServiceFactory] = None):
+        """Initialize Manager with dependencies.
+        
+        Args:
+            repository: Service repository instance (optional)
+            factory: Service factory instance (optional)
+        """
+        self.repository = repository or ServiceRepository()
+        self.factory = factory or ServiceFactory()
+        logger.info("Manager initialized")
+
+    def register_service(self,
+                         service_tag: str,
+                         service_name: str,
+                         service_path: Optional[str] = None) -> Service:
+        """Register and persist a new service.
+        
+        Args:
+            service_tag: Service type ('sys' or 'docker')
+            service_name: Service name
+            service_path: Configuration path (required for docker)
+            
+        Returns:
+            Registered service instance
+            
+        Raises:
+            ValueError: If service registration fails
+        """
+        try:
+            # Create service via factory
+            service = self.factory.create_service(service_tag, service_name, service_path)
+            
+            # Persist service
+            self.repository.save(service)
+            
+            logger.info(f"Successfully registered service: {service_name} ({service_tag})")
             return service
-        service = Service(tag=service_tag, name=service_name)
-        # service.code = len(self.services_list) + 1
-        self.append_service(service_instance=service)
-        return service
-
-        # TODO: Add the feature which can store the registered services into a JSON file whose path with ./data/services.json.
-
-    def list_services(self) -> None:
-        """Method use for count the num of service instances and list the names of them.
+            
+        except ValueError as e:
+            logger.error(f"Service registration failed: {str(e)}")
+            raise
 
+    def list_services(self) -> List[Service]:
+        """List all registered services.
+        
+        Returns:
+            List of Service objects
         """
-
-        sum_of_service = 0
-        service_name_list = []
-        for services in self.services_list:
-            service_name_list.append(services._name)
-            sum_of_service += 1
-        logger.info(f"The manager has registered {sum_of_service} services: {', '.join(service_name_list)}")
+        services_data = self.repository.load_all()
+        if not services_data:
+            logger.info("No services registered")
+            return []
+            
+        services = []
+        for s in services_data:
+            try:
+                service = Service(tag=s["tag"], name=s["name"], path=s["path"])
+                services.append(service)
+            except Exception as e:
+                logger.error(f"Invalid service data: {s}, error: {str(e)}")
+                
+        service_names = [s.name for s in services]
+        logger.info(f"Registered services ({len(services)}): {', '.join(service_names)}")
+        return services
+        
+    def execute_service_operation(self, index: int) -> None:
+        """Execute service operation for the service at the given index.
+        
+        Args:
+            index: Index of the service in the list returned by list_services()
+            
+        Raises:
+            IndexError: If index is out of bounds
+        """
+        services = self.list_services()
+        if index < 0 or index >= len(services):
+            raise IndexError(f"Invalid service index: {index}")
+            
+        service = services[index]
+        service.service_operation()
diff --git a/src/services.py b/src/services.py
index eabbef0..fd0cdb9 100644
--- a/src/services.py
+++ b/src/services.py
@@ -4,6 +4,8 @@ import subprocess
 import os
 import logging
 import colorlog
+from abc import ABC, abstractmethod
+from typing import Optional, Tuple, List, Callable
 
 # Initialize color logging
 handler = colorlog.StreamHandler()
@@ -23,11 +25,16 @@ logger.setLevel(logging.INFO)
 logger.addHandler(handler)
 
 
-def get_operation():
+def get_operation() -> Optional[int]:
+    """Get service operation from user input.
+    
+    Returns:
+        0: stop, 1: restart, None: quit
+    """
     while True:
         choice = input("Please select an operation (0 to stop, 1 to restart, q to quit): ").strip().lower()
         if choice == 'q':
-            return 'q'
+            return None
         try:
             op = int(choice)
             if op in (0, 1):
@@ -37,80 +44,151 @@ def get_operation():
         logger.warning("Invalid input, please enter 0, 1, or q.")
 
 
-class Service:
-    """A template management for web services
+class ServiceStrategy(ABC):
+    """Abstract base class for service operation strategies."""
+    
+    @abstractmethod
+    def generate_command(self, operation: int, service_name: str, path: Optional[str] = None) -> List[str]:
+        """Generate command for service operation.
+        
+        Args:
+            operation: 0=stop, 1=restart
+            service_name: Name of the service
+            path: Service path (for docker)
+            
+        Returns:
+            Command list for subprocess
+        """
+        pass
+    
+    @abstractmethod
+    def execute(self, command: List[str]) -> None:
+        """Execute the service command.
+        
+        Args:
+            command: Command to execute
+            
+        Raises:
+            subprocess.CalledProcessError: If command fails
+        """
+        pass
 
+
+class SystemServiceStrategy(ServiceStrategy):
+    """Strategy for systemd services."""
+    
+    def __init__(self, path: Optional[str] = None):
+        pass
+    
+    def generate_command(self, operation: int, service_name: str, path: Optional[str] = None) -> List[str]:
+        if operation == 0:
+            return ["sudo", "systemctl", "stop", service_name]
+        elif operation == 1:
+            return ["sudo", "systemctl", "restart", service_name]
+        raise ValueError(f"Invalid operation for system service: {operation}")
+    
+    def execute(self, command: List[str]) -> None:
+        subprocess.run(command, check=True)
+
+
+class DockerServiceStrategy(ServiceStrategy):
+    """Strategy for docker-compose services."""
+    
+    def __init__(self, path: str):
+        self.path = path
+    
+    def generate_command(self, operation: int, service_name: str, path: Optional[str] = None) -> List[str]:
+        if not self.path:
+            raise ValueError("Docker service requires a path")
+        
+        expanded_path = os.path.expanduser(self.path)
+        if not os.path.exists(expanded_path):
+            raise FileNotFoundError(f"Docker path not found: {expanded_path}")
+        if not os.path.isdir(expanded_path):
+            raise NotADirectoryError(f"Docker path must be a directory: {expanded_path}")
+        
+        if operation == 0:
+            return ["docker", "compose", "down"]
+        elif operation == 1:
+            return ["docker", "compose", "up", "-d"]
+        raise ValueError(f"Invalid operation for docker service: {operation}")
+    
+    def execute(self, command: List[str]) -> None:
+        expanded_path = os.path.expanduser(self.path)
+        if not os.path.exists(expanded_path):
+            raise FileNotFoundError(f"Path not found: {expanded_path}")
+        if not os.path.isdir(expanded_path):
+            raise NotADirectoryError(f"Docker path must be directory: {expanded_path}")
+        subprocess.run(command, check=True, cwd=expanded_path)
+
+
+class Service:
+    """Management interface for web services.
+    
     Attributes:
-        _tag ('sys' | 'docker'): The tag that marks the service instance to use which way to deploy.
-        _name (str): The name of the service instance.
-        _path (str): The configuration and data path of the service instance.
+        tag: Service type ('sys' or 'docker')
+        name: Service name
+        path: Configuration path (for docker services)
+        strategy: Service operation strategy
     """
 
-    def __init__(self, tag: str, name: str, path=None):
-        self._tag = tag
-        self._name = name
-        self._path = path
-
-    def command_gen(self):
-        """Generate service management commands based on the service's tag.
+    STRATEGIES = {
+        'sys': SystemServiceStrategy,
+        'docker': DockerServiceStrategy
+    }
 
+    def __init__(self, tag: str, name: str, path: Optional[str] = None):
+        """Initialize a service instance.
+        
+        Args:
+            tag: Service type ('sys' or 'docker')
+            name: Service name
+            path: Configuration path (required for docker)
+            
+        Raises:
+            ValueError: For invalid tag
         """
+        if tag not in self.STRATEGIES:
+            raise ValueError(f"Invalid service tag: {tag}")
+        
+        self.tag = tag
+        self.name = name
+        self.path = path
+        self.strategy = self.STRATEGIES[tag](path=self.path)
+        logger.info(f"Initialized {tag} service: {name}")
+        
+    def to_dict(self) -> dict:
+        """Return dictionary representation of the service."""
+        return {
+            "tag": self.tag,
+            "name": self.name,
+            "path": self.path
+        }
 
-        system_services_command = "sudo systemctl"
-        docker_services_command = f"cd {os.path.expanduser(f'{self._path}')} && docker compose"
-        if self._tag == "sys":
-            return system_services_command
-        elif self._tag == "docker":
-            return docker_services_command
-        else:
-            raise ValueError(f"The service tag {self._tag} was not included.")
-
-    def service_operation(self):
-        """Manage the service based on user input.
-
+    def service_operation(self, operation_getter: Callable[[], Optional[int]] = get_operation) -> None:
+        """Perform service operation based on user input.
+        
+        Args:
+            operation_getter: Function to get operation choice
         """
-
-        operation = get_operation()
-        if operation == 'q':
-            logger.info("User chose to quit the service management.")
+        operation = operation_getter()
+        if operation is None:
+            logger.info("Operation cancelled by user")
             return
         
-        command = self.command_gen()
-        full_command = None  # Initialize full_command
-        
-        if self._tag == "sys":
-            if operation == 0:
-                # Stop the service
-                full_command = f"{command} stop {self._name}"
-                logger.info(f"Stopping service: {self._name}")
-            elif operation == 1:
-                # Restart the service
-                full_command = f"{command} restart {self._name}"
-                logger.info(f"Restarting service: {self._name}")
-            else:
-                logger.warning("Invalid operation; no service management executed.")
-                return  # Exit if the operation is invalid
-        if self._tag == "docker":
-            if operation == 0:
-                # Stop the service
-                full_command = f"{command} down"
-                logger.info(f"Stopping service: {self._name}")
-            elif operation == 1:
-                # Restart the service
-                full_command = f"{command} up -d"
-                logger.info(f"Restarting service: {self._name}")
-            else:
-                logger.warning("Invalid operation; no service management executed.")
-                return  # Exit if the operation is invalid
-        
-        if full_command:  # Ensure full_command is defined
-            try:
-                subprocess.run(full_command, check=True, shell=True)
-                logger.info(f"Service {self._name} operation completed successfully.")
-            except subprocess.CalledProcessError as e:
-                logger.error(f"Failed to manage service {self._name}: {e}")
+        try:
+            # Generate and execute command
+            command = self.strategy.generate_command(operation, self.name, self.path)
+            logger.info(f"Executing: {' '.join(command)}")
+            self.strategy.execute(command)
+            logger.info(f"Service {self.name} operation completed")
+        except (ValueError, FileNotFoundError, NotADirectoryError, subprocess.CalledProcessError) as e:
+            logger.error(f"Service operation failed: {str(e)}")
 
-# Example call
+# Example usage
 if __name__ == "__main__":
-    service = Service(tag="docker", name="homepage", path="~/web/homepageService")
-    service.service_operation()
+    try:
+        service = Service(tag="docker", name="homepage", path="~/projects/webservices/homepage")
+        service.service_operation()
+    except Exception as e:
+        logger.error(f"Unhandled exception: {str(e)}")
diff --git a/test/main.py b/test/main.py
deleted file mode 100755
index 4bca067..0000000
--- a/test/main.py
+++ /dev/null
@@ -1,93 +0,0 @@
-#!/usr/bin/env python3
-
-from src.manager import *
-import logging
-import colorlog
-import sys
-
-def initialize_logger():
-    """Initialize and return a color logger."""
-    handler = colorlog.StreamHandler()
-    handler.setFormatter(colorlog.ColoredFormatter(
-        '%(log_color)s%(asctime)s - %(levelname)s - %(message)s',
-        log_colors={
-            'DEBUG':    'cyan',
-            'INFO':     'green',
-            'WARNING':  'yellow',
-            'ERROR':    'red',
-            'CRITICAL': 'bold_red',
-        }
-    ))
-
-    logger = colorlog.getLogger(__name__)
-    logger.setLevel(logging.INFO)
-    logger.addHandler(handler)
-    return logger
-
-def initialize_service_manager():
-    """Initialize and return the service manager."""
-    return Manager()
-
-logger = initialize_logger()
-service_manager = initialize_service_manager()
-
-def start_menu():
-    logger.info(f"=======================================")
-    logger.info(f"========== Services Manager ===========")
-    logger.info(f"=======================================")
-    logger.info(f"Please choose a operation to carry out:")
-    logger.info(f"=====> 1. Register a new service <=====")
-    logger.info(f"=====> 2. Manage exsist services <=====")
-    logger.info(f"=====> c. Count the number of services")
-    logger.info(f"=====> q. Quit ")
-
-def main_menu():
-    """Display the main menu and handle user input."""
-
-    while True:
-        start_menu()
-
-        start_choice = input("Enter your choice: ").strip()
-        if start_choice == '1':
-            service_tag = input("Please input the deploy way of service you want to register('docker' | 'sys'): ")
-            service_name = input("Please input the name of the service: ")
-            if service_tag == "docker":
-                service_path = input("Please input the config path of the service where 'docker-compose.yml' located: ")
-                service_manager.register_service(service_tag, service_name, service_path)
-            else:
-                service_manager.register_service(service_tag, service_name)
-        if start_choice == '2':
-            if not service_manager.services_list:
-                logger.error("No services registered.")
-                continue
-            while True:
-                logger.info(f"=====> Exsist Services Management <=====")
-                service_code = 0
-                for service in service_manager.services_list:
-                    logger.info(f"=====> {service_code}: {service._name}")
-                    service_code += 1
-                # logger.info("=====> a. Select All")
-                logger.info("=====> q. Quit")
-
-                manage_choice = input("Please select a choice to carry out: ").strip()
-                if manage_choice == 'q':
-                    logger.info("Exit main manager")
-                    break
-                # if manage_choice == 'a':
-                #     pass
-                try:
-                    code = int(manage_choice)
-                    if 0 <= code < len(service_manager.services_list):
-                        service_manager.services_list[code].service_operation()
-                    else:
-                        logger.error("Invalid service code.")
-                except ValueError:
-                    logger.error("Please enter a valid number.")
-        if start_choice == 'c':
-            service_manager.list_services()
-        if start_choice == 'q':
-            logger.info(f"Exit the manager process")
-            break
-
-if __name__ == '__main__':
-    sys.exit(main_menu())
diff --git a/test/test_manager.py b/test/test_manager.py
new file mode 100644
index 0000000..3d35dac
--- /dev/null
+++ b/test/test_manager.py
@@ -0,0 +1,143 @@
+import unittest
+from unittest.mock import patch, MagicMock
+from src.manager import ServiceFactory, ServiceRepository, Manager
+import os
+import tempfile
+
+class TestServiceFactory(unittest.TestCase):
+    def test_create_valid_service(self):
+        """测试创建有效的服务"""
+        factory = ServiceFactory()
+        service = factory.create_service("sys", "nginx")
+        self.assertEqual(service.tag, "sys")
+        self.assertEqual(service.name, "nginx")
+        self.assertIsNone(service.path)
+
+    def test_create_invalid_tag(self):
+        """测试创建无效标签的服务"""
+        factory = ServiceFactory()
+        with self.assertRaises(ValueError):
+            factory.create_service("invalid", "invalid_service")
+
+class TestServiceRepository(unittest.TestCase):
+    def setUp(self):
+        self.temp_dir = tempfile.TemporaryDirectory()
+        self.repo_path = os.path.join(self.temp_dir.name, "services.json")
+        self.repo = ServiceRepository(self.repo_path)
+
+    def tearDown(self):
+        self.temp_dir.cleanup()
+
+    def test_save_and_load(self):
+        """测试服务保存和加载"""
+        # 创建模拟服务
+        mock_service = MagicMock()
+        mock_service.to_dict.return_value = {
+            "tag": "sys",
+            "name": "nginx",
+            "path": None
+        }
+        
+        # 保存服务
+        self.repo.save(mock_service)
+        
+        # 加载服务
+        services = self.repo.load_all()
+        
+        # 验证加载结果
+        self.assertEqual(len(services), 1)
+        self.assertEqual(services[0]["tag"], "sys")
+        self.assertEqual(services[0]["name"], "nginx")
+
+    def test_load_invalid_file(self):
+        """测试加载无效JSON文件"""
+        with open(self.repo_path, "w") as f:
+            f.write("invalid json")
+        
+        services = self.repo.load_all()
+        self.assertEqual(len(services), 0)
+
+class TestManager(unittest.TestCase):
+    @patch("src.manager.ServiceRepository")
+    @patch("src.manager.ServiceFactory")
+    def test_register_service(self, mock_factory, mock_repo):
+        """测试服务注册"""
+        # 准备模拟对象
+        mock_service = MagicMock()
+        mock_factory.return_value.create_service.return_value = mock_service
+        mock_repo_instance = MagicMock()
+        
+        # 创建管理器
+        manager = Manager(mock_repo.return_value)
+        
+        # 注册服务
+        service = manager.register_service("sys", "nginx")
+        
+        # 验证调用
+        mock_factory.return_value.create_service.assert_called_with("sys", "nginx", None)
+        mock_repo.return_value.save.assert_called_with(mock_service)
+        self.assertEqual(service, mock_service)
+
+    @patch("src.manager.ServiceRepository")
+    def test_list_services(self, mock_repo):
+        """测试服务列表"""
+        # 准备模拟服务
+        mock_service1 = MagicMock()
+        mock_service1.name = "nginx"
+        mock_service2 = MagicMock()
+        mock_service2.name = "postgres"
+        
+        # 创建管理器
+        manager = Manager(mock_repo.return_value)
+        mock_repo.return_value.load_all.return_value = [
+            {"tag": "sys", "name": "nginx", "path": None},
+            {"tag": "docker", "name": "postgres", "path": "/path/to/docker"}
+        ]
+        
+        # 获取服务列表
+        services = manager.list_services()
+        
+        # 验证结果
+        # 修复预期服务数量
+        self.assertEqual(len(services), 2)
+        self.assertEqual(services[0].name, "nginx")
+        self.assertEqual(services[1].name, "postgres")
+        
+    @patch("src.manager.Service")
+    @patch("src.services.get_operation", return_value=1)
+    def test_execute_service_operation(self, mock_get_operation, mock_service, mock_repo):
+        """测试服务操作执行"""
+        # 准备模拟对象
+        manager = Manager(mock_repo.return_value)
+        mock_service_instance = MagicMock()
+        mock_service.return_value = mock_service_instance
+        
+        # 模拟服务列表
+        with patch.object(manager, 'list_services', return_value=[mock_service_instance]):
+            # 执行服务操作
+            manager.execute_service_operation(0)  # 执行索引0的服务
+        
+        # 验证调用
+        mock_service_instance.service_operation.assert_called_once()
+        
+    def test_register_invalid_service(self):
+        """测试注册无效服务"""
+        manager = Manager(MagicMock())
+        with self.assertRaises(ValueError):
+            manager.register_service("invalid", "invalid_service")
+            
+    @patch("src.manager.logger")
+    def test_execute_service_operation_invalid_index(self, mock_repo, mock_logger):
+        """测试无效服务索引"""
+        manager = Manager(mock_repo.return_value)
+        
+        # 模拟空服务列表
+        with patch.object(manager, 'list_services', return_value=[]):
+            with self.assertRaises(IndexError):
+                manager.execute_service_operation(0)
+                
+        mock_logger.error.assert_called()
+            
+
+if __name__ == "__main__":
+    unittest.main()
\ No newline at end of file
diff --git a/test/test_services.py b/test/test_services.py
new file mode 100644
index 0000000..87b17d5
--- /dev/null
+++ b/test/test_services.py
@@ -0,0 +1,150 @@
+import unittest
+from unittest.mock import patch, MagicMock
+from src.services import Service, SystemServiceStrategy, DockerServiceStrategy, get_operation
+import os
+import subprocess
+
+class TestService(unittest.TestCase):
+    def test_service_initialization(self):
+        """测试服务初始化"""
+        service = Service(tag="sys", name="nginx")
+        self.assertEqual(service.tag, "sys")
+        self.assertEqual(service.name, "nginx")
+        self.assertIsNone(service.path)
+
+    def test_docker_service_initialization(self):
+        """测试Docker服务初始化"""
+        service = Service(tag="docker", name="homepage", path="/path/to/docker")
+        self.assertEqual(service.tag, "docker")
+        self.assertEqual(service.name, "homepage")
+        self.assertEqual(service.path, "/path/to/docker")
+
+    def test_invalid_tag(self):
+        """测试无效标签"""
+        with self.assertRaises(ValueError):
+            Service(tag="invalid", name="invalid")
+
+    def test_to_dict(self):
+        """测试字典转换"""
+        service = Service(tag="sys", name="nginx")
+        result = service.to_dict()
+        self.assertEqual(result, {
+            "tag": "sys",
+            "name": "nginx",
+            "path": None
+        })
+
+class TestSystemServiceStrategy(unittest.TestCase):
+    def test_generate_stop_command(self):
+        """测试生成停止命令"""
+        strategy = SystemServiceStrategy()
+        command = strategy.generate_command(0, "nginx")
+        self.assertEqual(command, ["sudo", "systemctl", "stop", "nginx"])
+
+    def test_generate_restart_command(self):
+        """测试生成重启命令"""
+        strategy = SystemServiceStrategy()
+        command = strategy.generate_command(1, "nginx")
+        self.assertEqual(command, ["sudo", "systemctl", "restart", "nginx"])
+
+    def test_invalid_operation(self):
+        """测试无效操作"""
+        strategy = SystemServiceStrategy()
+        with self.assertRaises(ValueError):
+            strategy.generate_command(2, "nginx")
+
+    @patch("subprocess.run")
+    def test_execute_command(self, mock_run):
+        """测试命令执行"""
+        strategy = SystemServiceStrategy()
+        command = ["sudo", "systemctl", "stop", "nginx"]
+        strategy.execute(command)
+        mock_run.assert_called_with(command, check=True)
+
+class TestDockerServiceStrategy(unittest.TestCase):
+    def setUp(self):
+        self.path = "/path/to/docker"
+        self.strategy = DockerServiceStrategy(self.path)
+        os.path.exists = MagicMock(return_value=True)
+        os.path.isdir = MagicMock(return_value=True)
+
+    def test_generate_down_command(self):
+        """测试生成停止命令"""
+        command = self.strategy.generate_command(0, "homepage")
+        self.assertEqual(command, ["docker", "compose", "down"])
+
+    def test_generate_up_command(self):
+        """测试生成启动命令"""
+        command = self.strategy.generate_command(1, "homepage")
+        self.assertEqual(command, ["docker", "compose", "up", "-d"])
+
+    def test_missing_path(self):
+        """测试路径为空字符串"""
+        strategy = DockerServiceStrategy("")
+        with self.assertRaises(ValueError):
+            strategy.generate_command(0, "homepage")
+
+    @patch("os.path.exists", return_value=False)
+    def test_path_not_found(self, mock_exists):
+        """测试路径不存在"""
+        with self.assertRaises(FileNotFoundError):
+            self.strategy.generate_command(0, "homepage")
+
+    @patch("subprocess.run")
+    @patch("os.path.exists", return_value=True)
+    @patch("os.path.isdir", return_value=True)
+    def test_execute_command(self, mock_isdir, mock_exists, mock_run):
+        """测试命令执行"""
+        command = ["docker", "compose", "down"]
+        self.strategy.execute(command)
+        mock_run.assert_called_with(command, check=True, cwd="/path/to/docker")
+
+class TestServiceOperation(unittest.TestCase):
+    @patch("builtins.input", side_effect=["0"])
+    def test_get_operation_stop(self, mock_input):
+        """测试获取停止操作"""
+        result = get_operation()
+        self.assertEqual(result, 0)
+
+    @patch("builtins.input", side_effect=["1"])
+    def test_get_operation_restart(self, mock_input):
+        """测试获取重启操作"""
+        result = get_operation()
+        self.assertEqual(result, 1)
+
+    @patch("builtins.input", side_effect=["q"])
+    def test_get_operation_quit(self, mock_input):
+        """测试退出操作"""
+        result = get_operation()
+        self.assertIsNone(result)
+
+    @patch("builtins.input", side_effect=["invalid", "0"])
+    @patch("src.services.logger.warning")
+    def test_invalid_input(self, mock_warning, mock_input):
+        """测试无效输入"""
+        result = get_operation()
+        self.assertEqual(result, 0)
+        mock_warning.assert_called()
+
+    @patch("src.services.get_operation", return_value=0)
+    @patch("src.services.SystemServiceStrategy.generate_command", return_value=["sudo", "systemctl", "stop", "nginx"])
+    @patch("src.services.SystemServiceStrategy.execute")
+    @patch("src.services.logger.info")
+    @patch("src.services.SystemServiceStrategy.execute")
+    @patch("src.services.SystemServiceStrategy.generate_command")
+    @patch("src.services.get_operation", return_value=0)
+    def test_service_operation(self, mock_get_operation, mock_generate, mock_execute, mock_info):
+        """测试服务操作流程"""
+        service = Service(tag="sys", name="nginx")
+        service.service_operation()
+        
+        # 修复：generate_command 需要 self 参数
+        mock_generate.assert_called_with(0, "nginx", None)
+        mock_execute.assert_called_with(["sudo", "systemctl", "stop", "nginx"])
+        mock_info.assert_any_call("Executing: sudo systemctl stop nginx")
+        mock_info.assert_any_call("Service nginx operation completed")
+        mock_info.assert_any_call("Executing: sudo systemctl stop nginx")
+        mock_info.assert_any_call("Service nginx operation completed")
+
+if __name__ == "__main__":
+    unittest.main()
\ No newline at end of file