public async Task GetMaxPagesShouldReturnCorrectNumber()
{
var dbOptions = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase("test");
var context = new ApplicationDbContext(dbOptions.Options);
var postsService = new PostsService(context, null);
var school = new School();
var user = new ApplicationUser();
await context.Schools.AddAsync(school);
await context.Users.AddAsync(user);
await context.SaveChangesAsync();
await postsService.CreatePost("Content", user, school.Id);
var maxPages = postsService.GetMaxPages(school.Id);
Assert.That(maxPages == 1);
}