public void Update(TeacherStudentCourseViewModel vm)
{
StudentCourse studentCourseEntity = this.StudentsCoursesRepository
.All()
.Single(sc => sc.CourseId == vm.CourseId && sc.StudentId == vm.StudentId);
studentCourseEntity.Grade = vm.Grade;
this.SaveChanges();
}
public void Test_Update_Should_Change_Student_Grade()
{
// Arrange
const string teacherUsername = "******";
TeacherStudentCourseViewModel expectedVm = new TeacherStudentCourseViewModel()
{
CourseId = 1,
StudentId = 3,
Grade = Grade.D
};
// Act
this.teacherStudentsService.Update(expectedVm);
TeacherStudentCourseViewModel actualVm = this.teacherStudentsService
.GetAll(teacherUsername).Last();
// Assert
Assert.IsNotNull(actualVm.Grade);
Assert.AreEqual(expectedVm.Grade, actualVm.Grade);
}
