(1) Either party may obtain a postponement of the cause not exceeding thirty (30) days, on account of the absence of evidence by filing an affidavit like that required in § 16-63-402, subject to such terms as the court may impose.
(2) Either party who shall apply for the postponement of a cause shall, if required by the adverse party, consent that the testimony of any witness of the adverse party who is in attendance be then taken to be used on the trial of the cause.