public async Task ThrowWhen_BanIsNull()
        {
            //Arrange
            var options  = Utilities.GetOptions(nameof(CorrectlyDeleteBan));
            var testGuid = Guid.NewGuid();
            var userTest = new User
            {
                Id             = testGuid,
                UserName       = "******",
                IsBanned       = true,
                LockoutEnabled = true,
                LockoutEnd     = DateTime.UtcNow.AddDays(1)
            };

            using (var assertContext = new TheatreContext(options))
            {
                //Act & Assert
                await assertContext.Users.AddAsync(userTest);

                await assertContext.SaveChangesAsync();

                var sut = new BanServices(assertContext);
                await Assert.ThrowsExceptionAsync <ArgumentNullException>(() => sut.RemoveBanAsync(testGuid));
            }
        }
        public async Task CorrectlyDeleteBan()
        {
            //Arrange
            var options  = Utilities.GetOptions(nameof(CorrectlyDeleteBan));
            var testGuid = Guid.NewGuid();
            var user     = new User
            {
                Id             = testGuid,
                UserName       = "******",
                IsBanned       = true,
                LockoutEnabled = true,
                LockoutEnd     = DateTime.UtcNow.AddDays(1)
            };
            var ban = new Ban {
                HasExpired = false, User = user
            };

            using (var actContext = new TheatreContext(options))
            {
                //Act
                await actContext.Users.AddAsync(user);

                await actContext.Bans.AddAsync(ban);

                await actContext.SaveChangesAsync();

                var sut = new BanServices(actContext);
                await sut.RemoveBanAsync(testGuid);

                await actContext.SaveChangesAsync();
            }

            using (var assertContext = new TheatreContext(options))
            {
                //Assert
                var user01 = await assertContext.Users.FirstAsync();

                var ban01 = assertContext.Bans
                            .Include(u => u.User)
                            .Where(b => b.User == user)
                            .FirstOrDefault();
                Assert.AreEqual(user.IsBanned, false);
                Assert.AreEqual(ban.HasExpired, true);
                Assert.AreEqual(user.LockoutEnd < DateTime.Now, true);
            }
        }