public async void CourseDetailVMTest()
{
DbContextOptions <SchoolDbContext> options = new DbContextOptionsBuilder <SchoolDbContext>()
.UseInMemoryDatabase("CourseDetailVMDb")
.Options;
using (SchoolDbContext context = new SchoolDbContext(options))
{
// arrange
Student student1 = new Student();
student1.ID = 4;
student1.Name = "Bill Test";
student1.Level = Level.Graduate;
student1.CourseID = 88;
student1.EnrollmentTerm = EnrollmentTerm.Fall2018;
Student student2 = new Student();
student2.ID = 5;
student2.Name = "Sally Testing";
student2.Level = Level.Graduate;
student2.CourseID = 88;
student2.EnrollmentTerm = EnrollmentTerm.Spring2019;
Course course1 = new Course();
course1.ID = 77;
course1.Name = "Advanced Anger Management";
course1.Teacher = "Bob Saget";
course1.CourseTerm = CourseTerm.Fall2018;
Course course2 = new Course();
course2.ID = 88;
course2.Name = "Making Unit Tests";
course2.Teacher = "Ron Testmaster";
course2.CourseTerm = CourseTerm.Spring2019;
// act
await context.Students.AddAsync(student1);
await context.Students.AddAsync(student2);
await context.Courses.AddAsync(course1);
await context.Courses.AddAsync(course2);
await context.SaveChangesAsync();
CourseDetailViewModel courseDVM1 = await CourseDetailViewModel.FromIDAsync(77, context);
CourseDetailViewModel courseDVM2 = await CourseDetailViewModel.FromIDAsync(88, context);
var result1 = courseDVM1.Course.ID;
var result2 = courseDVM2.Course.ID;
// assert
Assert.True(courseDVM1.Students.Count() == 0);
Assert.Equal(2, courseDVM2.Students.Count());
Assert.Equal(77, result1);
Assert.Equal(88, result2);
}
}
// GET: Course/Delete/id#
public async Task <IActionResult> Delete(int?id)
{
if (id.HasValue)
{
return(View(await CourseDetailViewModel.FromIDAsync(id.Value, _context)));
}
else
{
return(RedirectToAction("Index"));
}
}
public async Task <IActionResult> Details(int?id)
{
CourseDetailViewModel courseDetailVM = new CourseDetailViewModel();
// If an ID was provided then display the Details view, otherwise return to Index
if (id.HasValue)
{
return(View(await CourseDetailViewModel.FromIDAsync(id.Value, _context)));
}
else
{
return(RedirectToAction("Index"));
}
}
