- invoiceimporter to parse BuyerReference

- support LineThree in TradeParty (BT-165?)

library/src/test/java/org/mustangproject/ZUGFeRD/MustangReaderTestCase.java

@@ -76,6 +76,16 @@ public abstract class MustangReaderTestCase extends TestCase implements IExporta
 			return "Bahnstr. 42";
 		}
 
+		@Override
+		public String getAdditionalAddress() {
+			return "Hinterhaus";
+		}
+
+		@Override
+		public String getAdditionalAddressExtension() {
+			return "Zweiter Stock";
+		}
+
 		@Override
 		public String getVATID() {
 			return "DE999999999";

library/src/test/java/org/mustangproject/ZUGFeRD/ZF2Test.java

@@ -215,8 +215,8 @@ public class ZF2Test extends MustangReaderTestCase {
 		assertEquals(zi.getForeignReference(), getNumber());
 		assertEquals(zi.getBuyerTradePartyAddress().getPostcodeCode(), "88802");
 		assertEquals(zi.getBuyerTradePartyAddress().getLineOne(), "Bahnstr. 42");
-		assertEquals(zi.getBuyerTradePartyAddress().getLineTwo(), null);
-		assertEquals(zi.getBuyerTradePartyAddress().getLineThree(), null);
+		assertEquals(zi.getBuyerTradePartyAddress().getLineTwo(), "Hinterhaus");
+		assertEquals(zi.getBuyerTradePartyAddress().getLineThree(), "Zweiter Stock");
 		assertEquals(zi.getBuyerTradePartyAddress().getCountrySubDivisionName(), null);
 		assertEquals(zi.getBuyerTradePartyAddress().getCountryID(), "DE");
 		assertEquals(zi.getBuyerTradePartyAddress().getCityName(), "Spielkreis");

library/src/test/java/org/mustangproject/ZUGFeRD/ZF2ZInvoiceImporterTest.java

@@ -65,6 +65,7 @@ public class ZF2ZInvoiceImporterTest extends ResourceCase  {
 		assertEquals(3, invoice.getZFItems().length);
 		assertEquals("400.0000", invoice.getZFItems()[1].getQuantity().toString());
 
+		assertEquals("AB321", invoice.getReferenceNumber());
 		assertEquals("160.0000", invoice.getZFItems()[0].getPrice().toString());
 		assertEquals("Heiße Luft pro Liter", invoice.getZFItems()[2].getProduct().getName());
 		assertEquals("LTR", invoice.getZFItems()[2].getProduct().getUnit());
@@ -77,6 +78,8 @@ public class ZF2ZInvoiceImporterTest extends ResourceCase  {
 		assertEquals("2017-05-30",sdf.format(invoice.getDueDate()));
 
 		assertEquals("Bahnstr. 42", invoice.getRecipient().getStreet());
+		assertEquals("Hinterhaus", invoice.getRecipient().getAdditionalAddress());
+		assertEquals("Zweiter Stock", invoice.getRecipient().getAdditionalAddressExtension());
 		assertEquals("88802", invoice.getRecipient().getZIP());
 		assertEquals("DE", invoice.getRecipient().getCountry());
 		assertEquals("Spielkreis", invoice.getRecipient().getLocation());