public async Task EditValidInputTest()
        {
            var optionsBuilder = new DbContextOptionsBuilder <ApplicationDbContext>();

            optionsBuilder.UseInMemoryDatabase(databaseName: "db1");
            var _dbContext = new ApplicationDbContext(optionsBuilder.Options);

            var controller = new BudgetsController(_dbContext);
            var result     = await controller.Edit(1);

            Assert.NotNull(result);
        }