fix: Adjust validation for limit_price of ReplaceOrderRequest (#634)

* fix: adjust validation for ReplaceOrderRequest

* fix: remove validation of limit_price in ReplaceOrderRequest

* fix: adjust test_replace_order_validate_replace_request

Author: hiohiohio

alpaca/trading/requests.py

@@ -257,8 +257,6 @@ def root_validator(cls, values: dict) -> dict:
 
         if (qty is not None) and (qty <= 0):
             raise ValueError("qty must be greater than 0")
-        if (limit_price is not None) and (limit_price <= 0):
-            raise ValueError("limit_price must be greater than 0")
         if (stop_price is not None) and (stop_price <= 0):
             raise ValueError("stop_price must be greater than 0")
         if (trail is not None) and (trail <= 0):

tests/trading/trading_client/test_order_routes.py

@@ -298,8 +298,8 @@ def test_replace_order_validate_replace_request() -> None:
     # limit_price
     ReplaceOrderRequest(limit_price=0.1)
     ReplaceOrderRequest(qty=1, limit_price=0.1)
-    with pytest.raises(ValueError):
-        ReplaceOrderRequest(limit_price=0)
+    ReplaceOrderRequest(limit_price=0)
+    ReplaceOrderRequest(limit_price=-1)
 
     # stop_price
     ReplaceOrderRequest(stop_price=0.1)