Files
LehrerApp/LehrerApp.Desktop.Tests/DashboardViewModelTests.cs
T
adminandClaude Sonnet 5 da4b88c93d
CI / build-and-test (push) Canceled after 0s
Persönliche Klausurlast pro Woche, Mitarbeit-Reset und Sitzplan-Strichliste
- Klausuren: neuer ExamWeekLoadService zählt eigene Klausuren je ISO-Woche
  über alle Kurse hinweg (Klassen-Kollisionen deckt bereits der externe
  Klausurplaner ab). Hinweis direkt im ExamDialog beim Datum, zusätzlich
  neue Dashboard-Karte "Klausurwochen" für die 60-Tage-Vorausschau.
- Mitarbeit: Schnelleingabe-Dialog kann eine Bewertung jetzt per Entf auf
  "nicht bewertet" zurücksetzen (bisher nur im Sitzplatz-Dialog möglich).
- Sitzplan: Strichliste "gemeldet"/"gemeldet und drangekommen" direkt auf
  der Sitzplatz-Kachel (ParticipationEntry.RaisedHandCount/CalledOnCount);
  schlägt im Sitzplatz-Dialog eine Quantitätsbewertung vor (ein Klick zum
  Übernehmen, nie automatisch).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-30 02:11:20 +02:00

643 lines
29 KiB
C#

using LehrerApp.Core.Models;
using LehrerApp.Core.Services;
using LehrerApp.Desktop.ViewModels;
using System.Globalization;
using Xunit;
namespace LehrerApp.Desktop.Tests;
/// Tests für 9.1 (heutige Stunden mit Uhrzeit und Raum im Dashboard) und 9.2 (Absprung von einer
/// Stunde), außerdem die Kalender-Sitzungsanzeige (3.3.4) und die Mindeststichprobe der
/// Fehlzeiten-Warnung (5.2.3). Deckt nicht die übrigen, unveränderten Dashboard-Bausteine
/// (offene Aufgaben, ...).
public sealed class DashboardViewModelTests
{
[Fact]
public void LeereHinweisbereiche_WerdenAusgeblendetUndZusammenfassungBleibtKompakt()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today });
Assert.False(vm.ExcusesCard.EffectiveIsVisible);
Assert.False(vm.CorrectionsCard.EffectiveIsVisible);
Assert.False(vm.AlertsCard.EffectiveIsVisible);
Assert.Equal("0 offene Punkte", vm.AttentionSummary);
Assert.True(vm.TodayCard.EffectiveIsVisible);
Assert.True(vm.CalendarCard.EffectiveIsVisible);
}
private static PeriodScheduleService NewPeriodSchedule()
{
var tempPath = System.IO.Path.Combine(
System.IO.Path.GetTempPath(), $"lehrerapp-dashboardvm-tests-{Guid.NewGuid():N}");
Directory.CreateDirectory(tempPath);
return new PeriodScheduleService(tempPath);
}
private static DashboardSettingsService NewDashboardSettings()
{
var tempPath = System.IO.Path.Combine(
System.IO.Path.GetTempPath(), $"lehrerapp-dashboardsettings-tests-{Guid.NewGuid():N}");
Directory.CreateDirectory(tempPath);
return new DashboardSettingsService(tempPath);
}
private static SchoolCalendarSettingsService NewCalendarSettings()
{
var tempPath = System.IO.Path.Combine(
System.IO.Path.GetTempPath(), $"lehrerapp-schoolcalendar-tests-{Guid.NewGuid():N}");
Directory.CreateDirectory(tempPath);
return new SchoolCalendarSettingsService(tempPath);
}
private static DashboardViewModel BuildVm(LearningGroup group, Lesson lesson,
FakeTimetableSlots? slots = null, PeriodScheduleService? periodSchedule = null,
FakeExams? exams = null, FakeResults? results = null, FakeGrades? grades = null,
FakeReportGrades? reportGrades = null, FakeMemberships? memberships = null,
FakeWorkTasks? tasks = null, FakeStudents? students = null, FakeDocumentation? documentation = null,
DashboardSettingsService? dashboardSettings = null, FakeSchoolHolidays? schoolHolidays = null,
FakeLessons? lessons = null, FakeSubstitutionEntries? substitutions = null,
FakeSessions? sessions = null, FakeEntries? entries = null,
FakeAnnualPlanEvents? annualPlanEvents = null, List<LearningGroup>? allGroups = null)
{
lessons ??= new FakeLessons();
lessons.Add(lesson);
return new DashboardViewModel(
new FakeGroups(allGroups ?? [group]), new FakeSubjects([]), lessons,
exams ?? new FakeExams([]), results ?? new FakeResults(), grades ?? new FakeGrades(),
reportGrades ?? new FakeReportGrades(), memberships ?? new FakeMemberships([]),
tasks ?? new FakeWorkTasks(), sessions ?? new FakeSessions([]), entries ?? new FakeEntries(),
students ?? new FakeStudents([]), documentation ?? new FakeDocumentation(),
slots ?? new FakeTimetableSlots(), periodSchedule ?? NewPeriodSchedule(),
new AttendanceBalanceService(), new SchoolYearService(), dashboardSettings ?? NewDashboardSettings(),
schoolHolidays ?? new FakeSchoolHolidays(), new PublicHolidayService(), NewCalendarSettings(),
substitutions ?? new FakeSubstitutionEntries(), annualPlanEvents);
}
/// Montag einer Woche, die garantiert in der Zukunft liegt und innerhalb der
/// Klausurwochen-Vorausschau — unabhängig davon, welcher Wochentag "heute" gerade ist.
private static DateOnly NextIsoWeekMonday()
{
var reference = DateTime.Today.AddDays(7);
return DateOnly.FromDateTime(
ISOWeek.ToDateTime(ISOWeek.GetYear(reference), ISOWeek.GetWeekOfYear(reference), DayOfWeek.Monday));
}
[Fact]
public void ExamWeekLoads_DreiGeplanteKlausurenInDerselbenWoche_ErzeugtEintrag()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var monday = NextIsoWeekMonday();
var exams = new FakeExams([
new Exam { GroupId = group.Id, Title = "a", Date = monday, Status = ExamStatus.Planned },
new Exam { GroupId = group.Id, Title = "b", Date = monday.AddDays(1), Status = ExamStatus.Planned },
new Exam { GroupId = group.Id, Title = "c", Date = monday.AddDays(2), Status = ExamStatus.Planned },
]);
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, exams: exams);
var entry = Assert.Single(vm.ExamWeekLoads);
Assert.Equal(3, entry.ExamCount);
Assert.True(vm.ExamLoadCard.EffectiveIsVisible);
}
[Fact]
public void ExamWeekLoads_WenigeKlausurenProWoche_BleibtLeer()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var monday = NextIsoWeekMonday();
var exams = new FakeExams([
new Exam { GroupId = group.Id, Title = "a", Date = monday, Status = ExamStatus.Planned },
new Exam { GroupId = group.Id, Title = "b", Date = monday.AddDays(1), Status = ExamStatus.Planned },
]);
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, exams: exams);
Assert.Empty(vm.ExamWeekLoads);
}
[Fact]
public void ExamWeekLoads_BereitsDurchgefuehrteKlausurenZaehlenNicht()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var monday = NextIsoWeekMonday();
var exams = new FakeExams([
new Exam { GroupId = group.Id, Title = "a", Date = monday, Status = ExamStatus.Conducted },
new Exam { GroupId = group.Id, Title = "b", Date = monday.AddDays(1), Status = ExamStatus.Graded },
new Exam { GroupId = group.Id, Title = "c", Date = monday.AddDays(2), Status = ExamStatus.Planned },
]);
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, exams: exams);
Assert.Empty(vm.ExamWeekLoads);
}
[Fact]
public void TodaysLessons_LoestRaumUeberPassendenStundenplanSlotAuf()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 3, Room = "R204" });
var vm = BuildVm(group, lesson, slots: slots);
var item = Assert.Single(vm.TodaysLessons);
Assert.Equal("R204", item.Room);
Assert.True(item.HasRoom);
}
[Fact]
public void TodaysLessons_OhnePassendenSlot_HatKeinenRaum()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox" };
var vm = BuildVm(group, lesson);
var item = Assert.Single(vm.TodaysLessons);
Assert.False(item.HasRoom);
Assert.Equal("", item.Room);
}
[Fact]
public void TodaysLessons_ZeitKommtAusLessonStartTimeWennGesetzt()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var lesson = new Lesson
{
GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox",
StartTime = new TimeOnly(9, 15),
};
var periodSchedule = NewPeriodSchedule();
periodSchedule.SetPeriods([new PeriodTimeEntry { PeriodNumber = 3, Start = new TimeOnly(10, 0), End = new TimeOnly(10, 45) }]);
var vm = BuildVm(group, lesson, periodSchedule: periodSchedule);
Assert.Equal("09:15", Assert.Single(vm.TodaysLessons).TimeDisplay);
}
[Fact]
public void TodaysLessons_OhneStartTime_FaelltAufStundenrasterZurueck()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox" };
var periodSchedule = NewPeriodSchedule();
periodSchedule.SetPeriods([new PeriodTimeEntry { PeriodNumber = 3, Start = new TimeOnly(10, 0), End = new TimeOnly(10, 45) }]);
var vm = BuildVm(group, lesson, periodSchedule: periodSchedule);
Assert.Equal("10:00", Assert.Single(vm.TodaysLessons).TimeDisplay);
}
[Fact]
public void OpenLesson_RuftNavigationMitGruppenIdAuf()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox" };
var vm = BuildVm(group, lesson);
Guid? navigatedTo = null;
vm.OnNavigateToLesson = id => navigatedTo = id;
vm.OpenLessonCommand.Execute(vm.TodaysLessons[0]);
Assert.Equal(group.Id, navigatedTo);
}
[Fact]
public void UpcomingDates_BuendeltKlausurenFristenUndFoerderplanPruefungen()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var exams = new FakeExams([
new Exam { GroupId = group.Id, Title = "Chemie-Test", Date = today.AddDays(5) },
]);
var tasks = new FakeWorkTasks();
tasks.Add(new WorkTask { Title = "Notenschluss", DueDate = today.AddDays(10) });
var student = new Student { FirstName = "Anna", LastName = "Beispiel" };
var documentation = new FakeDocumentation();
documentation.Add(new Documentation
{
StudentId = student.Id, Type = DocumentationType.SupportPlan, Title = "Leseförderung",
SupportData = new SupportData { Status = SupportStatus.Active, ReviewDate = today.AddDays(3) },
});
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, exams: exams,
tasks: tasks, students: new FakeStudents([student]), documentation: documentation);
Assert.Contains(vm.UpcomingDates, i => i.Kind == UpcomingDateKind.Exam && i.Title == "Chemie-Test");
Assert.Contains(vm.UpcomingDates, i => i.Kind == UpcomingDateKind.Deadline && i.Title == "Notenschluss");
Assert.Contains(vm.UpcomingDates, i => i.Kind == UpcomingDateKind.SupportPlan && i.StudentId == student.Id);
}
[Fact]
public void OpenCorrections_ZeigtBewertungsfortschrittJeKlausur()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var exam = new Exam
{ GroupId = group.Id, Title = "Klausur 1", Date = today.AddDays(-2), Status = ExamStatus.Conducted };
var anna = new Student { FirstName = "Anna", LastName = "A" };
var ben = new Student { FirstName = "Ben", LastName = "B" };
var memberships = new FakeMemberships([
new GroupMembership { GroupId = group.Id, StudentId = anna.Id },
new GroupMembership { GroupId = group.Id, StudentId = ben.Id },
]);
var results = new FakeResults();
results.Add(new ExamResult { ExamId = exam.Id, StudentId = anna.Id, Grade = "2" });
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today },
exams: new FakeExams([exam]), results: results, memberships: memberships,
students: new FakeStudents([anna, ben]));
var correction = Assert.Single(vm.OpenCorrections);
Assert.Equal(1, correction.Completed);
Assert.Equal(2, correction.Total);
Assert.Equal(50, correction.Percent);
}
[Fact]
public void Alerts_ErkenntDeutlichenNotenabfall()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c", GradingSystem = GradingSystem.Grades1To6 };
var student = new Student { FirstName = "Anna", LastName = "Beispiel" };
var memberships = new FakeMemberships([
new GroupMembership { GroupId = group.Id, StudentId = student.Id },
]);
var grades = new FakeGrades();
grades.Add(new Grade { GroupId = group.Id, StudentId = student.Id, Date = today.AddDays(-20), Value = "2" });
grades.Add(new Grade { GroupId = group.Id, StudentId = student.Id, Date = today.AddDays(-15), Value = "2" });
grades.Add(new Grade { GroupId = group.Id, StudentId = student.Id, Date = today.AddDays(-10), Value = "4" });
grades.Add(new Grade { GroupId = group.Id, StudentId = student.Id, Date = today.AddDays(-5), Value = "4" });
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, grades: grades,
memberships: memberships, students: new FakeStudents([student]));
Assert.Contains(vm.Alerts, a => a.StudentId == student.Id && a.KindLabel == "Notenabfall");
}
[Fact]
public void Kalenderauswahl_ZeigtTermineDesGeklicktenTages()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var examDate = today.AddDays(2);
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today },
exams: new FakeExams([new Exam { GroupId = group.Id, Title = "Test", Date = examDate }]));
var day = vm.CalendarDays.Single(d => d.Date == examDate);
vm.SelectCalendarDayCommand.Execute(day);
Assert.True(day.IsSelected);
Assert.Contains(vm.SelectedDayEvents, e => e.Kind == CalendarEventKind.Exam && e.Title == "Test");
}
[Fact]
public void Kalenderauswahl_SortiertKurseDesTagesVorDenAlphabetischenRest()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var selectedDate = today.AddDays(1);
var alphabeticallyFirst = new LearningGroup { Name = "10a" };
var selectedDayGroup = new LearningGroup { Name = "WAT 10c" };
var lessons = new FakeLessons();
lessons.Add(new Lesson { GroupId = selectedDayGroup.Id, Date = selectedDate });
var vm = BuildVm(alphabeticallyFirst,
new Lesson { GroupId = alphabeticallyFirst.Id, Date = today }, lessons: lessons,
allGroups: [alphabeticallyFirst, selectedDayGroup]);
vm.SelectCalendarDayCommand.Execute(vm.CalendarDays.Single(d => d.Date == selectedDate));
Assert.Equal(selectedDayGroup.Id, vm.CurrentGroups[0].GroupId);
Assert.True(vm.CurrentGroups[0].IsOnSelectedDay);
Assert.Equal(alphabeticallyFirst.Id, vm.CurrentGroups[1].GroupId);
}
[Fact]
public void Kalender_ZeigtMitarbeitssitzungenAlsEigenenTermintyp()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var sessionDate = today.AddDays(3);
var session = new ParticipationSession { GroupId = group.Id, Date = sessionDate, Comment = "Aufsatz" };
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today },
sessions: new FakeSessions([session]));
var day = vm.CalendarDays.Single(d => d.Date == sessionDate);
Assert.True(day.HasSession);
vm.SelectCalendarDayCommand.Execute(day);
Assert.Contains(vm.SelectedDayEvents,
e => e.Kind == CalendarEventKind.ParticipationSession && e.Subtitle == "Aufsatz");
}
[Fact]
public void Kalender_ZeigtMehrtaegigenJahresplanParallelZumUnterrichtAn()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var annualPlan = new FakeAnnualPlanEvents();
annualPlan.Add(new AnnualPlanEvent
{
ExternalId = "fahrt", Title = "Klassenfahrt 6a",
Description = "Aushang beachten", Location = "Jugendherberge",
CalendarGroup = "Lehrkräfte", StartDate = today, EndDate = today.AddDays(2),
StartTime = new TimeOnly(13, 30), EndTime = new TimeOnly(15, 0), IsAllDay = false,
});
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today, Topic = "Redox" },
annualPlanEvents: annualPlan);
var day = vm.CalendarDays.Single(d => d.Date == today);
Assert.True(day.HasLesson);
Assert.True(day.HasAnnualPlanEvent);
vm.SelectCalendarDayCommand.Execute(day);
Assert.Contains(vm.SelectedDayEvents, e => e.Kind == CalendarEventKind.Lesson);
var annual = Assert.Single(vm.SelectedDayEvents, e => e.Kind == CalendarEventKind.AnnualPlan);
Assert.Equal("Klassenfahrt 6a", annual.Title);
Assert.Equal("Aushang beachten", annual.Description);
Assert.Contains("13:30", annual.Subtitle);
Assert.Null(annual.GroupId);
}
[Fact]
public void Kalender_AusStundeErzeugteSitzungErzeugtKeinenDoppelteintrag()
{
// Regressionstest (Nutzer-Feedback): "Sitzung erzeugen" (3.3.1) verknüpft die Sitzung über
// LessonId mit der Stunde — dieselbe Unterrichtsstunde darf im Kalender nicht zusätzlich
// als eigener Sitzungstermin auftauchen.
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var lesson = new Lesson { GroupId = group.Id, Date = today, Topic = "Brechung" };
var session = new ParticipationSession { GroupId = group.Id, Date = today, LessonId = lesson.Id, Comment = "Brechung" };
var vm = BuildVm(group, lesson, sessions: new FakeSessions([session]));
var day = vm.CalendarDays.Single(d => d.Date == today);
Assert.True(day.HasLesson);
Assert.False(day.HasSession);
vm.SelectCalendarDayCommand.Execute(day);
Assert.Single(vm.SelectedDayEvents);
Assert.DoesNotContain(vm.SelectedDayEvents, e => e.Kind == CalendarEventKind.ParticipationSession);
}
[Fact]
public void Kalender_EigeneKlasseAmStundenplanTagOhneLessonZeigtDenRingTrotzdem()
{
// Regressionstest (Nutzer-Feedback): der "Meine Klasse"-Ring soll schon laut Stundenplan
// gelten, nicht erst, sobald für den Tag eine Lesson angelegt wurde.
var today = DateOnly.FromDateTime(DateTime.Today);
var tomorrow = today.AddDays(1);
var group = new LearningGroup { Name = "9c", IsOwnClass = true };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = tomorrow.DayOfWeek, PeriodNumber = 3 });
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, slots: slots);
var day = vm.CalendarDays.Single(d => d.Date == tomorrow);
Assert.True(day.IsOwnClassDay);
}
[Fact]
public void DashboardKacheln_SichtbarkeitUndReihenfolgeWerdenGespeichert()
{
var settings = NewDashboardSettings();
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, dashboardSettings: settings);
vm.TodayCard.IsVisible = false;
vm.MoveCardDownCommand.Execute(vm.TasksCard);
var saved = settings.Load();
Assert.False(saved.Single(c => c.Key == "today").IsVisible);
Assert.True(saved.FindIndex(c => c.Key == "tasks") > 1);
}
// ── Ungeplante Stunden (Nutzer-Feedback) ──────────────────────────────────
[Fact]
public void UnplannedLessons_StundeplanSlotOhneLessonMitThema_ErscheintInDerListe()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 1 });
// "lesson" liegt bewusst weit in der Vergangenheit, damit sie nicht in den heute/morgen-
// Vorgriff fällt und den Test verfälscht.
var pastLesson = new Lesson { GroupId = group.Id, Date = today.AddYears(-1), LessonNumber = 1, Topic = "Alt" };
var vm = BuildVm(group, pastLesson, slots: slots);
var item = Assert.Single(vm.UnplannedLessons);
Assert.Equal(group.Id, item.GroupId);
Assert.Equal(1, item.PeriodNumber);
Assert.Equal("Heute", item.DateDisplay);
}
[Fact]
public void UnplannedLessons_LessonMitThemaVorhanden_ErscheintNicht()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 1 });
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 1, Topic = "Redoxreaktionen" };
var vm = BuildVm(group, lesson, slots: slots);
Assert.Empty(vm.UnplannedLessons);
}
[Fact]
public void UnplannedLessons_GruppeOhnePlanungsbedarf_WirdIgnoriert()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "Klassenrat", RequiresLessonPlanning = false };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 1 });
var pastLesson = new Lesson { GroupId = group.Id, Date = today.AddYears(-1), LessonNumber = 1, Topic = "Alt" };
var vm = BuildVm(group, pastLesson, slots: slots);
Assert.Empty(vm.UnplannedLessons);
}
[Fact]
public void UnplannedLessons_Feiertag_WirdUebersprungen()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 1 });
var pastLesson = new Lesson { GroupId = group.Id, Date = today.AddYears(-1), LessonNumber = 1, Topic = "Alt" };
var schoolHolidays = new FakeSchoolHolidays();
schoolHolidays.Add(new SchoolHoliday { Name = "Ferien", StartDate = today, EndDate = today.AddDays(1) });
var vm = BuildVm(group, pastLesson, slots: slots, schoolHolidays: schoolHolidays);
Assert.Empty(vm.UnplannedLessons);
}
[Fact]
public void UnplannedLessons_DoppelstundeMitThemaAmErstenSlot_ZweiterSlotWirdNichtGemeldet()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 3 });
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 4 });
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "Redox" };
var vm = BuildVm(group, lesson, slots: slots);
Assert.Empty(vm.UnplannedLessons);
}
[Fact]
public void UnplannedLessons_DoppelstundeOhneThema_BeideSlotsWerdenGemeldet()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 3 });
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 4 });
var lesson = new Lesson { GroupId = group.Id, Date = today, LessonNumber = 3, Topic = "" };
var vm = BuildVm(group, lesson, slots: slots);
Assert.Equal(2, vm.UnplannedLessons.Count);
Assert.Contains(vm.UnplannedLessons, i => i.PeriodNumber == 3);
Assert.Contains(vm.UnplannedLessons, i => i.PeriodNumber == 4);
}
[Fact]
public void UnplannedLessons_StundenausfallEingetragen_WirdNichtGemeldet()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var slots = new FakeTimetableSlots();
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 5 });
slots.Add(new TimetableSlot { GroupId = group.Id, Weekday = today.DayOfWeek, PeriodNumber = 6 });
var pastLesson = new Lesson { GroupId = group.Id, Date = today.AddYears(-1), LessonNumber = 5, Topic = "Alt" };
var substitutions = new FakeSubstitutionEntries();
substitutions.Add(new SubstitutionEntry { Date = today, Kind = SubstitutionKind.Cancelled, PeriodNumber = 5 });
substitutions.Add(new SubstitutionEntry { Date = today, Kind = SubstitutionKind.Cancelled, PeriodNumber = 6 });
var vm = BuildVm(group, pastLesson, slots: slots, substitutions: substitutions);
Assert.Empty(vm.UnplannedLessons);
}
[Fact]
public void AttendanceWarnings_KleineStichprobeMitHoherQuoteWirdNichtGemeldet()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var student = new Student { FirstName = "Anna", LastName = "Beispiel" };
var sessions = new FakeSessions([]);
var entries = new FakeEntries();
// Nur 3 erfasste Termine, alle unentschuldigt (100 %) — Stichprobe zu klein für eine Meldung.
for (var i = 0; i < 3; i++)
{
var session = new ParticipationSession { GroupId = group.Id, Date = today.AddDays(-i - 1) };
sessions.Save(session);
entries.Add(new ParticipationEntry { SessionId = session.Id, StudentId = student.Id, Attendance = AttendanceStatus.Unexcused });
}
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today },
students: new FakeStudents([student]), sessions: sessions, entries: entries);
Assert.Empty(vm.AttendanceWarnings);
}
[Fact]
public void AttendanceWarnings_MeldetHoheQuoteAbMindeststichprobe()
{
var today = DateOnly.FromDateTime(DateTime.Today);
var group = new LearningGroup { Name = "9c" };
var student = new Student { FirstName = "Anna", LastName = "Beispiel" };
var sessions = new FakeSessions([]);
var entries = new FakeEntries();
// 10 erfasste Termine, 3 davon unentschuldigt (30 % > 20 % Schwelle) — genug Stichprobe.
for (var i = 0; i < 10; i++)
{
var session = new ParticipationSession { GroupId = group.Id, Date = today.AddDays(-i - 1) };
sessions.Save(session);
var status = i < 3 ? AttendanceStatus.Unexcused : AttendanceStatus.Present;
entries.Add(new ParticipationEntry { SessionId = session.Id, StudentId = student.Id, Attendance = status });
}
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today },
students: new FakeStudents([student]), sessions: sessions, entries: entries);
var item = Assert.Single(vm.AttendanceWarnings);
Assert.Equal(student.FullName, item.StudentName);
Assert.Equal(30.0, item.AbsenceRatePercent);
}
[Fact]
public async Task AddTask_SpeichertErgebnisUndAktualisiertOffeneAufgaben()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var tasks = new FakeWorkTasks();
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, tasks: tasks);
vm.OnAddTask = startAsReminder => Task.FromResult<WorkTask?>(
new WorkTask { Title = "Ansage an die Klasse", Kind = startAsReminder ? TaskKind.Reminder : TaskKind.WorkItem });
await vm.AddReminderCommand.ExecuteAsync(null);
Assert.Single(tasks.GetAll());
Assert.Contains(vm.OpenTasks, t => t.Title == "Ansage an die Klasse" && t.IsReminder);
}
[Fact]
public async Task AddTask_OhneDelegatMachtNichts()
{
var group = new LearningGroup { Name = "9c" };
var today = DateOnly.FromDateTime(DateTime.Today);
var tasks = new FakeWorkTasks();
var vm = BuildVm(group, new Lesson { GroupId = group.Id, Date = today }, tasks: tasks);
await vm.AddTaskCommand.ExecuteAsync(null);
Assert.Empty(tasks.GetAll());
}
[Fact]
public void WeatherWarningItem_BereitetAmtlicheWarnungFuerDashboardAuf()
{
var warning = new WeatherWarning
{
Event = "GEWITTER", Headline = "Amtliche Warnung vor Gewitter",
Description = "Es treten Gewitter auf.", Instruction = "Gebäude aufsuchen.",
Severity = "Severe", Onset = new DateTime(2026, 8, 23, 16, 0, 0, DateTimeKind.Utc),
Expires = new DateTime(2026, 8, 23, 18, 0, 0, DateTimeKind.Utc),
};
var item = new DashboardWeatherWarningItem(warning);
Assert.Equal("Amtliche Warnung vor Gewitter", item.Headline);
Assert.Equal("#D32F2F", item.SeverityColor);
Assert.Contains("Uhr", item.PeriodDisplay);
}
}