public void changeTrackingService_beginAtomicOperation_normal_should_create_valid_atomic_operation()
{
var target = new ChangeTrackingService();
var actual = target.BeginAtomicOperation();
actual.Should().Not.Be.Null();
}
public void changeTrackingService_using_atomicOperation_after_operation_complete_entityState_should_be_changed()
{
var target = new ChangeTrackingService();
var person = new Person( target );
target.AcceptChanges();
using( var op = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
op.Complete();
}
var state = target.GetEntityState( person );
var actual = (state & EntityTrackingStates.HasBackwardChanges ) == EntityTrackingStates.HasBackwardChanges;
actual.Should().Be.True();
}
public void changeTrackingService_using_beginAtomicOperation_should_set_is_changed_only_on_operation_completed()
{
var target = new ChangeTrackingService();
var person = new Person( target );
var list = new PersonCollection( target );
using( var actual = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
target.IsChanged.Should().Be.False();
actual.Complete();
}
target.IsChanged.Should().Be.True();
}
public void changeTrackingService_using_beginAtomicOperation_should_fully_rollback_on_single_undo()
{
var target = new ChangeTrackingService();
var person = new Person( target );
var list = new PersonCollection( target );
using( var actual = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
actual.Complete();
}
target.Undo();
list.Count.Should().Be.EqualTo( 0 );
person.Name.Should().Be.EqualTo( String.Empty );
}
public void changeTrackingService_using_beginAtomicOperation_redo_should_reapply_all_changes_with_one_pass()
{
var target = new ChangeTrackingService();
var person = new Person( target );
var list = new PersonCollection( target );
using( var actual = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
actual.Complete();
}
target.Undo();
target.Redo();
list.Count.Should().Be.EqualTo( 1 );
person.Name.Should().Be.EqualTo( "Mauro Servienti" );
}
public void changeTrackingService_using_beginAtomicOperation_hasTransientEntities_should_return_true_even_for_entities_created_in_the_atomic_operation()
{
var target = new ChangeTrackingService();
var list = new PersonCollection( target );
var person = new Person( target, false );
using( var op = target.BeginAtomicOperation() )
{
target.RegisterTransient( person );
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
op.Complete();
}
var actual = target.HasTransientEntities;
actual.Should().Be.True();
}
public void changeTrackingService_using_beginAtomicOperation_getEntities_should_return_all_transient_entities()
{
var target = new ChangeTrackingService();
var list = new PersonCollection( target );
var person = new Person( target, false );
using( var op = target.BeginAtomicOperation() )
{
target.RegisterTransient( person );
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
op.Complete();
}
var actual = target.GetEntities( EntityTrackingStates.IsTransient, false );
actual.Contains( person ).Should().Be.True();
}
public void changeTrackingService_using_beginAtomicOperation_getEntities_should_return_all_changed_entities()
{
var target = new ChangeTrackingService();
var person = new Person( target );
var list = new PersonCollection( target );
using( var op = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
op.Complete();
}
var actual = target.GetEntities( EntityTrackingStates.HasBackwardChanges, false );
/*
* Non funziona perchè non funziona GetEntityState()
*/
actual.Contains( person ).Should().Be.True();
}
public void changeTrackingService_using_beginAtomicOperation_getEntityState_should_return_valid_entity_state()
{
var target = new ChangeTrackingService();
var person = new Person( target );
var list = new PersonCollection( target );
using( var op = target.BeginAtomicOperation() )
{
person.Name = "Mauro";
list.Add( person );
person.Name = "Mauro Servienti";
op.Complete();
}
var actual = target.GetEntityState( person );
actual.Should().Be.EqualTo( EntityTrackingStates.HasBackwardChanges | EntityTrackingStates.IsTransient | EntityTrackingStates.AutoRemove );
}
