public void Init()
{
using (var ctx = new EF5BehaviourDbContext())
{
ctx.Database.Delete();
ctx.Database.Create();
ctx.SaveChanges();
}
}
public void When_DetailAddedToMaster_And_CallDetectChanged_Then_Detail_NOT_FoundInObjectStateManager()
{
// ARRANGE
using (var ctx = new EF5BehaviourDbContext())
{
var master = CreateMasterAndAddDetail(ctx);
var yeOldeObjectContext = ((IObjectContextAdapter)ctx).ObjectContext;
yeOldeObjectContext.DetectChanges();
Assert.IsTrue(ExistInObjectStateManager(yeOldeObjectContext, master.Details.First()));
}
}
public void When_DetailAddedToMaster_Then_Detail_NOT_FoundInObjectStateManager()
{
// ARRANGE
using (var ctx = new EF5BehaviourDbContext())
{
var master = CreateMasterAndAddDetail(ctx);
var yeOldeObjectContext = ((IObjectContextAdapter)ctx).ObjectContext;
// A diferencia del ChangeTracker, el ObjectStateManager no encuentra
// el objeto detalle añadido al objeto master
Assert.IsFalse(ExistInObjectStateManager(yeOldeObjectContext, master.Details.First()));
}
}
public void When_DetailAddedToMaster_Then_DetailFoundInDbContenxtChangeTracker()
{
// ARRANGE
using (var ctx = new EF5BehaviourDbContext())
{
var master = CreateMasterAndAddDetail(ctx);
// ASSERT
// Found In ChangeTracker
Assert.IsTrue(ctx.ChangeTracker.Entries().Any(e => e.Entity == master.Details.First()), "Detail not found in ChnageTracker");
}
}
private static Master CreateMasterAndAddDetail(EF5BehaviourDbContext ctx)
{
var master = new Master()
{
Id = 1
};
ctx.MasterModel.Add(master);
// ACT
master.Details = new List <Detail>()
{
new Detail()
{
Id = 1
}
};
return(master);
}
