add set of unit tests

the_app/models/base.py

@@ -3,6 +3,8 @@ from typing import Any
 from sqlalchemy.exc import SQLAlchemyError
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.ext.declarative import as_declarative, declared_attr
+from fastapi import HTTPException, status
+from icecream import ic
 
 
 @as_declarative()
@@ -19,5 +21,6 @@ class Base:
             db_session.add(self)
             return await db_session.commit()
         except SQLAlchemyError as ex:
-            print(f"Have to rollback, save failed: {ex}")
-            raise
+            ic("Have to rollback, save failed:")
+            ic(ex)
+            raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_ENTITY, detail=ex.__str__())

the_app/models/stuff.py

@@ -12,7 +12,7 @@ class Stuff(Base):
     __tablename__ = "stuff"
     id = Column(UUID(as_uuid=True), unique=True, default=uuid.uuid4, autoincrement=True)
     name = Column(String, nullable=False, primary_key=True, unique=True)
-    description = Column(String, nullable=False, unique=True)
+    description = Column(String, nullable=False)
 
     def __init__(self, name: str, description: str):
         self.name = name