public void MethodDeleteShould_CallUnitOfWorkMethodCommit()
{
var booking = new Booking()
{
Id = Guid.NewGuid()
};
var service = new BookingsService(repositoryMock.Object,
unitOfWorkMock.Object, factoryMock.Object, restaurantsServiceMock.Object);
service.Delete(booking);
unitOfWorkMock.Verify(r => r.Commit(), Times.Once);
}