inverse futures write tests

src/util/enum.ts

@@ -1,12 +1,17 @@
 export const API_ERROR_CODE = {
   ORDER_NOT_FOUND_OR_TOO_LATE: 20001,
+  POSITION_STATUS_NOT_NORMAL: 30013,
   CANNOT_SET_TRADING_STOP_FOR_ZERO_POS: 30024,
   /** Seen when placing an order */
   INSUFFICIENT_BALANCE_FOR_ORDER_COST: 30031,
+  POSITION_IDX_NOT_MATCH_POSITION_MODE: 30041,
   /** Seen if a conditional order is too large */
   INSUFFICIENT_BALANCE: 30042,
   /** E.g. trying to change position margin while on cross */
   POSITION_IS_CROSS_MARGIN: 30056,
+  POSITION_MODE_NOT_MODIFIED: 30083,
+  ISOLATED_NOT_MODIFIED: 30084,
   RISK_LIMIT_NOT_EXISTS: 30090,
+  LEVERAGE_NOT_MODIFIED: 34036,
   SAME_SLTP_MODE: 37002,
 } as const;