Refactor tests for improved consistency and readability

- Updated test cases in `test_auth_endpoints.py` to ensure consistent formatting and style.
- Enhanced `test_socket_endpoints.py` with consistent parameter formatting and improved readability.
- Cleaned up `conftest.py` by ensuring consistent parameter formatting in fixtures.
- Added comprehensive tests for API token dependencies in `test_api_token_dependencies.py`.
- Refactored `test_auth_service.py` to maintain consistent parameter formatting.
- Cleaned up `test_oauth_service.py` by removing unnecessary imports.
- Improved `test_socket_service.py` with consistent formatting and readability.
- Enhanced `test_cookies.py` by ensuring consistent formatting and readability.
- Introduced new tests for token utilities in `test_token_utils.py` to validate token generation and expiration logic.

tests/api/v1/test_auth_endpoints.py

@@ -73,7 +73,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_register_duplicate_email(
-        self, test_client: AsyncClient, test_user: User
+        self, test_client: AsyncClient, test_user: User,
     ) -> None:
         """Test registration with duplicate email."""
         user_data = {
@@ -118,7 +118,7 @@ class TestAuthEndpoints:
     async def test_register_missing_fields(self, test_client: AsyncClient) -> None:
         """Test registration with missing fields."""
         user_data = {
-            "email": "test@example.com"
+            "email": "test@example.com",
             # Missing password and name
         }
 
@@ -128,7 +128,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_login_success(
-        self, test_client: AsyncClient, test_user: User, test_login_data: dict[str, str]
+        self, test_client: AsyncClient, test_user: User, test_login_data: dict[str, str],
     ) -> None:
         """Test successful user login."""
         response = await test_client.post("/api/v1/auth/login", json=test_login_data)
@@ -161,7 +161,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_login_invalid_password(
-        self, test_client: AsyncClient, test_user: User
+        self, test_client: AsyncClient, test_user: User,
     ) -> None:
         """Test login with invalid password."""
         login_data = {"email": test_user.email, "password": "wrongpassword"}
@@ -183,7 +183,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_get_current_user_success(
-        self, test_client: AsyncClient, test_user: User, auth_cookies: dict[str, str]
+        self, test_client: AsyncClient, test_user: User, auth_cookies: dict[str, str],
     ) -> None:
         """Test getting current user info successfully."""
         # Set cookies on client instance to avoid deprecation warning
@@ -210,7 +210,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_get_current_user_invalid_token(
-        self, test_client: AsyncClient
+        self, test_client: AsyncClient,
     ) -> None:
         """Test getting current user with invalid token."""
         # Set invalid cookies on client instance
@@ -223,7 +223,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_get_current_user_expired_token(
-        self, test_client: AsyncClient, test_user: User
+        self, test_client: AsyncClient, test_user: User,
     ) -> None:
         """Test getting current user with expired token."""
         from datetime import timedelta
@@ -237,7 +237,7 @@ class TestAuthEndpoints:
             "role": "user",
         }
         expired_token = JWTUtils.create_access_token(
-            token_data, expires_delta=timedelta(seconds=-1)
+            token_data, expires_delta=timedelta(seconds=-1),
         )
 
         # Set expired cookies on client instance
@@ -262,7 +262,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_admin_access_with_user_role(
-        self, test_client: AsyncClient, auth_cookies: dict[str, str]
+        self, test_client: AsyncClient, auth_cookies: dict[str, str],
     ) -> None:
         """Test that regular users cannot access admin endpoints."""
         # This test would be for admin-only endpoints when they're created
@@ -293,7 +293,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_admin_access_with_admin_role(
-        self, test_client: AsyncClient, admin_cookies: dict[str, str]
+        self, test_client: AsyncClient, admin_cookies: dict[str, str],
     ) -> None:
         """Test that admin users can access admin endpoints."""
         from app.core.dependencies import get_admin_user
@@ -357,7 +357,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_oauth_authorize_invalid_provider(
-        self, test_client: AsyncClient
+        self, test_client: AsyncClient,
     ) -> None:
         """Test OAuth authorization with invalid provider."""
         response = await test_client.get("/api/v1/auth/invalid/authorize")
@@ -368,7 +368,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_oauth_callback_new_user(
-        self, test_client: AsyncClient, ensure_plans: tuple[Any, Any]
+        self, test_client: AsyncClient, ensure_plans: tuple[Any, Any],
     ) -> None:
         """Test OAuth callback for new user creation."""
         # Mock OAuth user info
@@ -400,7 +400,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_oauth_callback_existing_user_link(
-        self, test_client: AsyncClient, test_user: Any, ensure_plans: tuple[Any, Any]
+        self, test_client: AsyncClient, test_user: Any, ensure_plans: tuple[Any, Any],
     ) -> None:
         """Test OAuth callback for linking to existing user."""
         # Mock OAuth user info with same email as test user
@@ -442,7 +442,7 @@ class TestAuthEndpoints:
 
     @pytest.mark.asyncio
     async def test_oauth_callback_invalid_provider(
-        self, test_client: AsyncClient
+        self, test_client: AsyncClient,
     ) -> None:
         """Test OAuth callback with invalid provider."""
         response = await test_client.get(