private Command CreateTeacherLesson(
ScheduleService service,
Func <string, string> requestInput)
=> args =>
{
var teacherId = requestInput("Введите ID преподавателя");
var lessonId = requestInput("Введите ID предмета");
Save(() => service.AssignLessonToTeacher(new Lesson {
Id = lessonId
}, new Teacher {
Id = teacherId
}));
};
public void TeacherLessonTest()
{
service.Save(teacher);
service.Save(teacher1);
service.Save(lesson);
service.Save(lesson1);
service.AssignLessonToTeacher(lesson, teacher);
var teacherLesson = service.Find((TeacherLesson tl) => tl.LessonId == lesson.Id && tl.TeacherId == teacher.Id);
Assert.IsNotNull(teacherLesson);
var teacherWithLesson = service.Find((Teacher t) => t.Id == teacher.Id);
var lessonWithTeacher = service.Find((Lesson l) => l.Id == lesson.Id);
Assert.IsTrue(teacherWithLesson.Lessons.Count == 1);
Assert.IsTrue(lessonWithTeacher.Teachers.Count == 1);
AssertListsElementsAreEqual(
teacherWithLesson.Lessons.ToList(),
new List <Lesson> {
lesson
},
l => l.Id,
(a, e) => AssertLessonsEquals(a, e));
AssertListsElementsAreEqual(
lessonWithTeacher.Teachers.ToList(),
new List <Teacher> {
teacher
},
t => t.Id,
(a, e) => AssertTeachersEquals(a, e));
service.AssignLessonToTeacher(lesson1, teacher);
service.AssignLessonToTeacher(lesson1, teacher1);
teacherWithLesson = service.Find((Teacher t) => t.Id == teacher.Id);
var teacher1WithLesson = service.Find((Teacher t) => t.Id == teacher1.Id);
lessonWithTeacher = service.Find((Lesson l) => l.Id == lesson.Id);
var lesson1WithTeacher = service.Find((Lesson l) => l.Id == lesson1.Id);
AssertListsElementsAreEqual(
teacherWithLesson.Lessons.ToList(),
new List <Lesson> {
lesson, lesson1
},
l => l.Id,
(a, e) => AssertLessonsEquals(a, e));
AssertListsElementsAreEqual(
teacher1WithLesson.Lessons.ToList(),
new List <Lesson> {
lesson1
},
l => l.Id,
(a, e) => AssertLessonsEquals(a, e));
AssertListsElementsAreEqual(
lesson1WithTeacher.Teachers.ToList(),
new List <Teacher> {
teacher, teacher1
},
t => t.Id,
(a, e) => AssertTeachersEquals(a, e));
service.Delete(teacher1);
Assert.IsNull(service.Find((TeacherLesson tl) => tl.LessonId == lesson.Id && tl.TeacherId == teacher1.Id));
service.Delete(new TeacherLesson {
Teacher = teacher, Lesson = lesson
});
teacherWithLesson = service.Find((Teacher t) => t.Id == teacher.Id);
AssertListsElementsAreEqual(
teacherWithLesson.Lessons.ToList(),
new List <Lesson> {
lesson1
},
l => l.Id,
(a, e) => AssertLessonsEquals(a, e));
service.Delete(teacher);
service.Delete(lesson);
service.Delete(lesson1);
}