初次提交

backend/test_api_exception.py

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+import sys
+import traceback
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+from app.core.database import get_db
+from app.services.user_service import UserService
+from app.schemas.auth import UserRegister
+
+def test_api_exception():
+    """测试API异常处理"""
+    try:
+        print("=== 测试API异常处理 ===")
+
+        # 导入应用
+        import sys
+        import os
+        sys.path.append(os.path.dirname(os.path.abspath(__file__)))
+        from main import app
+
+        # 创建测试客户端
+        client = TestClient(app)
+
+        # 测试重复邮箱注册
+        print("1. 测试重复邮箱注册...")
+        response = client.post("/api/v1/auth/register", json={
+            "username": "test_api",
+            "email": "user@example.com",  # 重复邮箱
+            "password": "TestPass123!",
+            "confirm_password": "TestPass123!"
+        })
+
+        print(f"   HTTP状态码: {response.status_code}")
+        print(f"   响应内容: {response.json()}")
+
+        if response.status_code == 400:
+            print("   ✓ 正确返回400错误")
+            detail = response.json().get("detail", {})
+            if detail.get("code") == "EMAIL_EXISTS":
+                print("   ✓ 正确返回EMAIL_EXISTS错误码")
+            else:
+                print(f"   ✗ 错误码不正确: {detail.get('code')}")
+        else:
+            print(f"   ✗ 状态码不正确，期望400，实际{response.status_code}")
+
+    except Exception as e:
+        print(f"测试过程出错: {e}")
+        traceback.print_exc()
+
+if __name__ == "__main__":
+    test_api_exception()