public async Task AddSchoolShouldAddCorrectlySchool()
        {
            var dbOptions = new DbContextOptionsBuilder <ApplicationDbContext>()
                            .UseInMemoryDatabase("test");
            var context = new ApplicationDbContext(dbOptions.Options);

            var school        = new School();
            var schoolService = new SchoolService(context, null);
            await schoolService.CreateAsync(school);

            Assert.That(school != null);
        }