FINERACT-1926: Add previous owner to ExternalAssetOwnerTransfer

fineract-investor/src/test/java/org/apache/fineract/investor/service/ExternalAssetOwnersWriteServiceTest.java

@@ -864,6 +864,9 @@ public class ExternalAssetOwnersWriteServiceTest {
         @Mock
         private ConfigurationDomainService configurationDomainService;
 
+        @Mock
+        private ExternalAssetOwnersReadService externalAssetOwnersReadService;
+
         @InjectMocks
         private ExternalAssetOwnersWriteServiceImpl externalAssetOwnersWriteServiceImpl;
 
@@ -934,6 +937,7 @@ public class ExternalAssetOwnersWriteServiceTest {
                     .thenReturn(List.of("ACTIVE", "TRANSFER_IN_PROGRESS", "TRANSFER_ON_HOLD"));
             lenient().when(configurationDomainService.getAllowedLoanStatusesOfDelayedSettlementForExternalAssetTransfer())
                     .thenReturn(List.of("ACTIVE", "TRANSFER_IN_PROGRESS", "TRANSFER_ON_HOLD", "OVERPAID", "CLOSED_OBLIGATIONS_MET"));
+            lenient().when(externalAssetOwnersReadService.retrieveActiveTransferData(any(Long.class), any(), any())).thenReturn(null);
 
         }
     }

fineract-investor/src/test/java/org/apache/fineract/investor/service/serialization/serializer/investor/InvestorBusinessEventSerializerTest.java

@@ -183,6 +183,7 @@ public class InvestorBusinessEventSerializerTest {
         assertEquals(1, result.getCurrency().getInMultiplesOf());
         assertEquals("1.0", result.getPurchasePriceRatio());
         assertEquals(ASSET_OWNER_EXTERNAL_ID, result.getAssetOwnerExternalId());
+        assertEquals("previous-owner-123", result.getPreviousOwnerExternalId());
         assertEquals(LOAN_EXTERNAL_ID, result.getLoanExternalId());
         assertEquals(TRANSFER_EXTERNAL_ID.getValue(), result.getTransferExternalId());
         assertEquals(LOAN_ID, result.getLoanId());
@@ -232,6 +233,7 @@ public class InvestorBusinessEventSerializerTest {
 
         ExternalTransferData data = new ExternalTransferData();
         data.setOwner(new ExternalTransferOwnerData(ASSET_OWNER_EXTERNAL_ID));
+        data.setPreviousOwner(new ExternalTransferOwnerData("previous-owner-123"));
         data.setStatus(status);
         data.setSubStatus(subStatus);
         data.setTransferId(123L);