Implementing xunit in a new programming language

void Main()
{
  var algorithmToTest = MyUniversalQuestionSolver();
  var question = Answer to { Life, Universe && Everything };

  var actual = algorithmToTest(question);
  var expected = 42;
  if (actual != expected) Error();

  // ... add a bunch of tests
}

MAIN.
  COMPUTE EXPECTED_ANSWER = 42
  SOLVE ANSWER_TO_EVERYTHING GIVING ACTUAL_ANSWER
  SUBTRACT ACTUAL_ANSWER FROM EXPECTED_ANSWER GIVING DIFFERENCE
  IF DIFFERENCE NOT.EQ 0 THEN
    DISPLAY "ERROR!"
  END-IF

  * ... add a bunch of tests
  STOP RUN