IDEMPIERE-5776 Cannot generate shipment for an order with multiple lines for same product and Complete Order delivery rule (#1900)

org.adempiere.base.process/src/org/compiere/process/InOutGenerate.java

@@ -362,6 +362,10 @@ public class InOutGenerate extends SvrProcess
 					{
 						MStorageOnHand storage = storages[j];
 						onHand = onHand.add(storage.getQtyOnHand());
+						if (completeOrder && j == 0) {
+							// CompleteOrder is created at the end, so we need to subtract here to keep track of what is "consumed"
+							storage.setQtyOnHand(storage.getQtyOnHand().subtract(toDeliver));
+						}
 					}
 					boolean autoProduce = product.isBOM() && product.isVerified() && product.isAutoProduce();
 					boolean fullLine = onHand.compareTo(toDeliver) >= 0
@@ -426,6 +430,9 @@ public class InOutGenerate extends SvrProcess
 				//	Complete Order successful
 				if (completeOrder && MOrder.DELIVERYRULE_CompleteOrder.equals(order.getDeliveryRule()))
 				{
+					// reset storage cache - it was updated in memory above
+					resetStorageCache();
+
 					for (int i = 0; i < lines.length; i++)
 					{
 						MOrderLine line = lines[i];
@@ -638,6 +645,15 @@ public class InOutGenerate extends SvrProcess
 		return m_lastStorages;
 	}	//	getStorages
 
+	/**
+	 * Reset in memory map, array and parameters 
+	 */
+	public void resetStorageCache()
+	{
+		m_map = new HashMap<SParameter,MStorageOnHand[]>();
+		m_lastPP = null;
+		m_lastStorages = null;
+	}
 
 	/**
 	 * 	Complete Shipment
@@ -660,9 +676,7 @@ public class InOutGenerate extends SvrProcess
 			m_created++;
 
 			//reset storage cache as MInOut.completeIt will update m_storage
-			m_map = new HashMap<SParameter,MStorageOnHand[]>();
+			resetStorageCache();
-			m_lastPP = null;
-			m_lastStorages = null;
 		}
 		m_shipment = null;
 		m_line = 0;

org.adempiere.base/src/org/compiere/model/MStorageOnHand.java

@@ -406,8 +406,11 @@ public class MStorageOnHand extends X_M_StorageOnHand
 			allAttributeInstances = true;		
 		
 		ArrayList<MStorageOnHand> list = new ArrayList<MStorageOnHand>();
+		String sql;
+		if (! allAttributeInstances)
+		{
 			//	Specific Attribute Set Instance
-		String sql = "SELECT s.M_Product_ID,s.M_Locator_ID,s.M_AttributeSetInstance_ID,"
+			sql = "SELECT s.M_Product_ID,s.M_Locator_ID,s.M_AttributeSetInstance_ID,"
 				+ "s.AD_Client_ID,s.AD_Org_ID,s.IsActive,s.Created,s.CreatedBy,s.Updated,s.UpdatedBy,"
 				+ "s.QtyOnHand,s.DateLastInventory,s.M_StorageOnHand_UU,s.DateMaterialPolicy "
 				+ "FROM M_StorageOnHand s"
@@ -431,9 +434,10 @@ public class MStorageOnHand extends X_M_StorageOnHand
 				sql += " DESC, s.M_AttributeSetInstance_ID DESC ";
 			else
 				sql += ", s.M_AttributeSetInstance_ID ";
-		//	All Attribute Set Instances
+		}
-		if (allAttributeInstances)
+		else
 		{
+			//	All Attribute Set Instances
 			sql = "SELECT s.M_Product_ID,s.M_Locator_ID,s.M_AttributeSetInstance_ID,"
 				+ " s.AD_Client_ID,s.AD_Org_ID,s.IsActive,s.Created,s.CreatedBy,s.Updated,s.UpdatedBy,"
 				+ " s.QtyOnHand,s.DateLastInventory,s.M_StorageOnHand_UU,s.DateMaterialPolicy "
@@ -453,14 +457,11 @@ public class MStorageOnHand extends X_M_StorageOnHand
 			{
 				sql += " AND s.QtyOnHand <> 0 ";
 			}
-			
 			if (minGuaranteeDate != null)
 			{
 				sql += " AND (asi.GuaranteeDate IS NULL OR asi.GuaranteeDate>?) ";
 			}
-			
 			MProduct product = MProduct.get(Env.getCtx(), M_Product_ID);
-			
 			if(product.isUseGuaranteeDateForMPolicy()){
 				sql += " ORDER BY l.PriorityNo DESC, COALESCE(asi.GuaranteeDate,s.DateMaterialPolicy)";
 				if (!FiFo)
@@ -476,7 +477,6 @@ public class MStorageOnHand extends X_M_StorageOnHand
 				else
 					sql += ", s.M_AttributeSetInstance_ID ";
 			}
-			
 			sql += ", s.QtyOnHand DESC";
 		} 
 		PreparedStatement pstmt = null;

org.idempiere.test/src/org/idempiere/test/model/SalesOrderTest.java

@@ -1526,4 +1526,74 @@ public class SalesOrderTest extends AbstractTestCase {
 		}
 		assertEquals(orderTaxes.length, match, "MOrdexTax record doesn't match child tax records");
 	}
+
+	@Test
+	public void testGenerateShipmentCompleteMultiSameLine() {
+		// CompleteOrder with 2 lines with almost the available on hand
+		MOrder order = new MOrder(Env.getCtx(), 0, getTrxName());
+		//Joe Block
+		order.setBPartner(MBPartner.get(Env.getCtx(), DictionaryIDs.C_BPartner.JOE_BLOCK.id));
+		order.setC_DocTypeTarget_ID(MOrder.DocSubTypeSO_Standard);
+		order.setDeliveryRule(MOrder.DELIVERYRULE_CompleteOrder);
+		order.setDocStatus(DocAction.STATUS_Drafted);
+		order.setDocAction(DocAction.ACTION_Complete);
+		Timestamp today = TimeUtil.getDay(System.currentTimeMillis());
+		order.setDateOrdered(today);
+		order.setDatePromised(today);
+		order.saveEx();
+
+		BigDecimal qtyOnHandMinusOne = MStorageOnHand.getQtyOnHandForShipping(DictionaryIDs.M_Product.AZALEA_BUSH.id, order.getM_Warehouse_ID(), 0, getTrxName());
+		if (qtyOnHandMinusOne.signum() > 0)
+			qtyOnHandMinusOne = qtyOnHandMinusOne.subtract(Env.ONE);
+
+		MOrderLine line1 = new MOrderLine(order);
+		line1.setLine(10);
+		line1.setProduct(MProduct.get(Env.getCtx(), DictionaryIDs.M_Product.AZALEA_BUSH.id));
+		line1.setQty(qtyOnHandMinusOne);
+		line1.setDatePromised(today);
+		line1.saveEx();		
+
+		MOrderLine line2 = new MOrderLine(order);
+		line2.setLine(20);
+		line2.setProduct(MProduct.get(Env.getCtx(), DictionaryIDs.M_Product.AZALEA_BUSH.id));
+		line2.setQty(qtyOnHandMinusOne);
+		line2.setDatePromised(today);
+		line2.saveEx();		
+
+		ProcessInfo info = MWorkflow.runDocumentActionWorkflow(order, DocAction.ACTION_Complete);
+		assertFalse(info.isError(), info.getSummary());
+		order.load(getTrxName());		
+		assertEquals(DocAction.STATUS_Completed, order.getDocStatus());
+
+		int AD_Process_ID = PROCESS_M_INOUT_GENERATE_MANUAL;
+		MPInstance instance = new MPInstance(Env.getCtx(), AD_Process_ID, 0);
+		instance.saveEx();
+
+		String insert = "INSERT INTO T_SELECTION(AD_PINSTANCE_ID, T_SELECTION_ID) Values (?, ?)";
+		DB.executeUpdateEx(insert, new Object[] {instance.getAD_PInstance_ID(), order.getC_Order_ID()}, null);
+
+		//call process
+		ProcessInfo pi = new ProcessInfo ("InOutGen", AD_Process_ID);
+		pi.setAD_PInstance_ID (instance.getAD_PInstance_ID());
+
+		//	Add Parameter - Selection=Y
+		MPInstancePara ip = new MPInstancePara(instance, 10);
+		ip.setParameter("Selection","Y");
+		ip.saveEx();
+		//Add Document action parameter
+		ip = new MPInstancePara(instance, 20);
+		ip.setParameter("DocAction", "PR");
+		ip.saveEx();
+		//	Add Parameter - M_Warehouse_ID=x
+		ip = new MPInstancePara(instance, 30);
+		ip.setParameter("M_Warehouse_ID", getM_Warehouse_ID());
+		ip.saveEx();
+
+		ServerProcessCtl processCtl = new ServerProcessCtl(pi, getTrx());
+		processCtl.setManagedTrxForJavaProcess(false);
+		processCtl.run();
+
+		assertFalse(pi.isError(), pi.getSummary());
+	}
+
 }