public void Delete_City_By_Id()
{
var stateToSave = new State();
stateToSave.Name = "Buenos Aires";
var cityToSave = new City();
cityToSave.Name = "Mar del Plata";
cityToSave.Id = 1;
cityToSave.State = stateToSave;
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: "Delete_City_by_Id")
.Options;
using (var context = new ApplicationDbContext(options))
{
var service = new CitiesService(context);
service.AddCity(cityToSave);
}
using (var context = new ApplicationDbContext(options))
{
var service = new CitiesService(context);
service.DeleteById(1);
Assert.Empty(service.GetAllCities());
}
}