public void AuditoriumService_GetAuditoriumsByCinemaId_ReturnsListOfAuditoriums()
        {
            //Arrange
            var        expectedCount = 2;
            Auditorium audit2        = new Auditorium
            {
                Id        = 111,
                CinemaId  = 1,
                AuditName = "Dodatni auditorium"
            };

            List <Auditorium> audits = new List <Auditorium>();

            audits.Add(_auditorium);
            audits.Add(audit2);

            _mockAuditoriumRepository.Setup(x => x.GetAuditoriumsByCinemaId(It.IsAny <int>())).Returns(audits);

            //Act
            var resultAction = _auditoriumService.GetAuditoriumsByCinemaId(_cinema.Id);
            var result       = resultAction.ToList();

            //Assert
            Assert.IsNotNull(resultAction);
            Assert.AreEqual(expectedCount, result.Count);
            Assert.AreEqual(result[0].Id, _auditorium.Id);
            Assert.AreEqual(result[1].Name, audit2.AuditName);
            Assert.IsInstanceOfType(result[0], typeof(AuditoriumDomainModel));
        }