API v4 계약 반영하고 보고서·입출고 화면 실연동 강화

test/helpers/inventory_test_stubs.dart

@@ -349,27 +349,27 @@ class _StubTransactionLineRepository implements TransactionLineRepository {
   }
 
   @override
-  Future<List<StockTransactionLine>> addLines(
+  Future<void> addLines(
     int transactionId,
     List<TransactionLineCreateInput> lines,
   ) async {
-    return _linesFor(transactionId);
+    _linesFor(transactionId);
   }
 
   @override
   Future<void> deleteLine(int lineId) async {}
 
   @override
-  Future<List<StockTransactionLine>> updateLines(
+  Future<void> updateLines(
     int transactionId,
     List<TransactionLineUpdateInput> lines,
   ) async {
-    return _linesFor(transactionId);
+    _linesFor(transactionId);
   }
 
   @override
-  Future<StockTransactionLine> restoreLine(int lineId) async {
-    return _findLine(lineId);
+  Future<void> restoreLine(int lineId) async {
+    _findLine(lineId);
   }
 }
 
@@ -390,22 +390,22 @@ class _StubTransactionCustomerRepository
   }
 
   @override
-  Future<List<StockTransactionCustomer>> addCustomers(
+  Future<void> addCustomers(
     int transactionId,
     List<TransactionCustomerCreateInput> customers,
   ) async {
-    return _customersFor(transactionId);
+    _customersFor(transactionId);
   }
 
   @override
   Future<void> deleteCustomer(int customerLinkId) async {}
 
   @override
-  Future<List<StockTransactionCustomer>> updateCustomers(
+  Future<void> updateCustomers(
     int transactionId,
     List<TransactionCustomerUpdateInput> customers,
   ) async {
-    return _customersFor(transactionId);
+    _customersFor(transactionId);
   }
 }