public async Task AddExamQuestion_AddQuestionToExam_ReturnsNewExamQuestion()
{
//Assert
var examId = AutoFaker.Generate <int>();
var questionId = AutoFaker.Generate <int>();
var examQuestion = AutoFaker.Generate <ExamQuestion>();
_askmeRepository.Setup(x => x.AddExamQuestion(It.IsAny <int>(), It.IsAny <int>()))
.ReturnsAsync(examQuestion);
//Act
var result = await _sut.AddExamQuestion(examId, questionId);
//Assert
result.Should().BeOfType <ExamQuestion>();
result.Should().BeEquivalentTo(examQuestion);
}