[TestClass]
 public class MathContext
 {
    public Math SUT { get; set; }
 
    [TestInitialize]
    public void Setup()
    {
        SUT = new Math();
        SUT.X = 3;

public void Send_DatabaseTimeOutNewsletterFails_LastPublishDateNotChanged()
{          
    //Arrange
    var originalNewsletter = new AutomaticNewsletter()
                         {
                             Id = 1,
                             Name = "TestNewsletter",
                             LastPublishStatus = PublishStatus.NotSent,
                             LastPublishDate = new DateTime(2000, 01, 01),
                             PublishDay = DayOfWeek.Friday,