@Test
public void setBestAnswerSzenario() {
User jack = new User("Jack", "*****@*****.**", "password").save();
User bill = new User("Bill", "*****@*****.**", "secret").save();
Question question = jack.addQuestion("A title", "My first question");
Answer firstAnswer = question.answer(jack, "first answer").save();
Answer secondAnswer = question.answer(bill, "second answer").save();
Answer thirdAnswer = question.answer(bill, "third answer").save();
assertFalse(firstAnswer.isBestAnswer());
assertFalse(secondAnswer.isBestAnswer());
assertFalse(thirdAnswer.isBestAnswer());
assertTrue(question.canSetBestAnswer());
assertFalse(firstAnswer.canBeBestAnswer());
assertTrue(secondAnswer.canBeBestAnswer());
assertTrue(thirdAnswer.canBeBestAnswer());
assertFalse(firstAnswer == null);
assertFalse(secondAnswer == null);
assertFalse(thirdAnswer == null);
question.setBestAnswer(secondAnswer);
assertFalse(firstAnswer.isBestAnswer());
assertTrue(secondAnswer.isBestAnswer());
assertFalse(thirdAnswer.isBestAnswer());
assertTrue(question.canSetBestAnswer());
question.resetBestAnswer();
assertFalse(firstAnswer.isBestAnswer());
assertFalse(secondAnswer.isBestAnswer());
assertFalse(thirdAnswer.isBestAnswer());
}
