A. A party called to testify for another, having an adverse interest, may be examined by such other party according to the rules applicable to cross-examination.
B. If any party, required by another to testify on his behalf, refuses to testify, the court, officer, or person before whom the proceeding is pending, may, in addition to punishing said party as for contempt, dismiss the action, or other proceeding of the party so refusing, as to the whole or any part thereof, or may strike out and disregard the plea, answer, or other defense of such party, or any part thereof, as justice may require.