using MeetTheTeacher.Model; namespace MeetTheTeacher.Test.Model; public sealed class TeacherTests { [Fact] public void ToCsvData_Valid() { var teacher = new Teacher("John Doe") { ConsultingHour = new TimeFrame(new TimeOnly(10, 0), new TimeOnly(12, 0)), ConsultingHourUnit = SchoolUnit.UE01, ConsultingHourWeekDay = DayOfWeek.Monday, Room = "A1" }; var csvData = teacher.ToCsvData(); csvData.HeaderNames.Should().Equal("Name", "Day", "ConsultingHour", "Room"); csvData.Data.Should().ContainInOrder("John Doe", "Monday", "10:00-12:00 (UE01)", "A1"); } [Fact] public void ToCsvData_OptionalPropertiesNull() { var teacher = new Teacher("Jane Doe") { ConsultingHour = null, ConsultingHourUnit = null, ConsultingHourWeekDay = null, Room = null }; var csvData = teacher.ToCsvData(); csvData.HeaderNames.Should().Equal("Name", "Day", "ConsultingHour", "Room"); csvData.Data.Should().ContainInOrder("Jane Doe", string.Empty, string.Empty, string.Empty); } }