test updates to take into account exception management

models/schemas/stock.py

@@ -1,31 +1,26 @@
-import re
+# stock.py - Remove business logic validation constraints
 from datetime import datetime
 from typing import List, Optional
+from pydantic import BaseModel, ConfigDict, Field
 
-from pydantic import BaseModel, ConfigDict, EmailStr, Field, field_validator
-
-
-# Stock Models
 class StockBase(BaseModel):
-    gtin: str = Field(..., min_length=1, description="GTIN is required")
-    location: str = Field(..., min_length=1, description="Location is required")
-
+    gtin: str = Field(..., description="GTIN identifier")
+    location: str = Field(..., description="Storage location")
 
 class StockCreate(StockBase):
-    quantity: int = Field(ge=0, description="Quantity must be non-negative")
-
+    quantity: int = Field(..., description="Initial stock quantity")
+    # Removed: ge=0 constraint - let service handle negative validation
 
 class StockAdd(StockBase):
-    quantity: int = Field(gt=0, description="Quantity to add must be positive")
-
+    quantity: int = Field(..., description="Quantity to add/remove")
+    # Removed: gt=0 constraint - let service handle zero/negative validation
 
 class StockUpdate(BaseModel):
-    quantity: int = Field(ge=0, description="Quantity must be non-negative")
-
+    quantity: int = Field(..., description="New stock quantity")
+    # Removed: ge=0 constraint - let service handle negative validation
 
 class StockResponse(BaseModel):
     model_config = ConfigDict(from_attributes=True)
-
     id: int
     gtin: str
     location: str
@@ -33,12 +28,10 @@ class StockResponse(BaseModel):
     created_at: datetime
     updated_at: datetime
 
-
 class StockLocationResponse(BaseModel):
     location: str
     quantity: int
 
-
 class StockSummaryResponse(BaseModel):
     gtin: str
     total_quantity: int