diff --git a/api/login_reg.py b/api/login_reg.py
index 259c21a..0937b19 100644
--- a/api/login_reg.py
+++ b/api/login_reg.py
@@ -3,15 +3,13 @@
 # @Author  : 河瞬
 # @FileName: login_reg.py
 # @Software: PyCharm
-from fastapi import HTTPException, Response, Depends, APIRouter
-from typing import Optional, Annotated
 from datetime import datetime, timedelta
-from jose import JWTError, jwt
+from typing import Optional
 
-from sqlmodel import select
+from fastapi import APIRouter
 
-from models import Tenant, User, Project
 from dependencies import *
+from models import Tenant
 
 router = APIRouter()
 
@@ -53,14 +51,15 @@ async def login(response: Response, user_data: dict, session: SessionDep):
 
 @router.post("/api/s1/register")
 async def register(data: dict, session: SessionDep):
-    if session.exec(select(Tenant).where(Tenant.name == data['name'])):
+    if session.exec(select(Tenant).where(Tenant.name == data['name'])).first():
         raise HTTPException(status_code=409, detail="租户名已存在")
-    if session.exec(select(User).where(User.username == data['username'])):
+    if session.exec(select(User).where(User.username == data['username'])).first():
         raise HTTPException(status_code=409, detail="用户名已存在")
 
     tenant = Tenant(name=data['name'])
     user = User(username=data['username'], password=data['password'], role=1, tenant=tenant)
     session.add(tenant)
     session.add(user)
+    session.commit()
     session.close()
     return {"detail": "注册成功"}
diff --git a/api/manage_user.py b/api/manage_user.py
index 2024460..9900b1c 100644
--- a/api/manage_user.py
+++ b/api/manage_user.py
@@ -4,9 +4,10 @@
 # @FileName: manage_user.py
 # @Software: PyCharm
 from fastapi import HTTPException, APIRouter, Depends, Request
-from sqlmodel import select, Session
-from models import User, Tenant
+from sqlmodel import select
+
 from dependencies import SessionDep, get_current_user
+from models import User
 
 router = APIRouter()
 
@@ -31,6 +32,9 @@ async def add_or_update_user(data: dict, session: SessionDep, current_user: User
     username = data.get("username")
     password = data.get("password")
     role = data.get("role")
+    if role not in ["auditor", "estimator"]:
+        raise HTTPException(status_code=400, detail="Invalid role")
+    role = 2 if role == "estimator" else 3
 
     if not username or not role:
         raise HTTPException(status_code=400, detail="Username and role are required")
@@ -63,7 +67,7 @@ async def delete_user(username: str, session: SessionDep, current_user: User = D
 
     # username = data.get("username")
     if not username:
-        raise HTTPException(status_code=400, detail="Username is required")
+        raise HTTPException(status_code=422, detail="Username is required")
 
     user = session.exec(select(User).where(User.username == username, User.tenant_id == current_user.tenant_id)).first()
     if not user:
diff --git a/test/.env b/test/.env
index 5c3af5a..9ad1c88 100644
--- a/test/.env
+++ b/test/.env
@@ -1,3 +1,3 @@
 ALGORITHM=HS256
-DATABASE_URL=sqlite:///:memory:
+DATABASE_URL=sqlite:///test.sqlite3
 SECRET_KEY=your_secret_key