dest.add("existing");

        SuggestItem.concatValues(dest, "new1", "new2", "existing");

        assertEquals(3, dest.size());
        assertTrue(dest.contains("existing"));
        assertTrue(dest.contains("new1"));
        assertTrue(dest.contains("new2"));
        // Should not have duplicate "existing"

	}

	// Code changed, but not selected, price should not change
	DB.Model(&product).Select("Name", "Price").Updates(map[string]interface{}{"Name": "Product New2", "code": "L1213"})

	if product.Name != "Product New2" || product.Price != 170 || product.Code != "L1212" {
		t.Errorf("invalid data after update, got %+v", product)
	}

	// Code changed, price should changed

        newUrl1.setUrl("https://example.com/new1");

        UrlQueueImpl<Long> newUrl2 = new UrlQueueImpl<>();
        newUrl2.setSessionId(sessionId);
        newUrl2.setUrl("https://example.com/new2");

        List<UrlQueueImpl<Long>> newUrlList = new ArrayList<>();
        newUrlList.add(newUrl1);
        newUrlList.add(newUrl2);

        when(dataHelper.getUrlQueueList(sessionId)).thenReturn(existingQueue);