public void Should_Add_Announcement_History_With_UserId_And_RejectionReason() { // Arrange var announcement = new Announcement(Name, Period, TenderTypId, TenderReasonId, IntroAboutTender, IsInsideKsa, Details, ActivityDescription, BranchId, AgencyCode, _activitiesIds, _constructionsWorkIds, _maintenanceWorkIds, _areasIds, _countriesIds); // Act announcement.AddAnnouncementHistoy(123, "reason"); // Assert announcement.ShouldNotBeNull(); announcement.AnnouncementHistories.Count.ShouldBe(1); }