def test_to_LinkedTxn(self):
invoice = Invoice()
invoice.TotalAmt = 10
invoice.Id = 1
linked_txn = invoice.to_linked_txn()
self.assertEquals(linked_txn.TxnId, invoice.Id)
self.assertEquals(linked_txn.TxnType, "Invoice")
self.assertEquals(linked_txn.TxnLineId, 1)
def test_unicode(self):
invoice = Invoice()
invoice.TotalAmt = 10
self.assertEquals(str(invoice), "10")
