update sba testing (and fix others)

physics/models.py

@@ -128,6 +128,13 @@ class Question(QuestionBase):
     def get_questions(self):
         return [self.a, self.b, self.c, self.d, self.e]
 
+    def get_unanswered_mark_and_text(self) -> tuple[int, tuple[str, str, str, str, str]]:
+        """
+
+        returns score, tuple[answers]
+        """
+        return ((0,) * 5, ("Not answered",) * 5)
+
 
 #@reversion.register
 class Exam(ExamBase):
@@ -209,6 +216,9 @@ class UserAnswer(UserAnswerBase):
     def get_answers(self):
         return (self.a, self.b, self.c, self.d, self.e)
 
+    def get_answer(self):
+        return self.get_answers()
+
     def get_answer_string(self):
         return [str(i) for i in (self.a, self.b, self.c, self.d, self.e)]