public void Test_ObjectsChangeTracker_GetChanges_RegisterObject()
{
var tracker = new ObjectsChangeTracker();
var a = new A();
tracker.RegisterObject(a);
a.F2 = 3;
var changes = tracker.GetChanges(a);
changes[0].Name.ShouldBe(nameof(A.F2));
tracker.RegisterObject(a);
changes = tracker.GetChanges(a);
changes.Length.ShouldBe(0);
a.F1 = "new";
a.F2 = 13;
a.F3 = false;
for (var i = 0; i < 10; ++i)
{
tracker.GetChanges(a);
}
changes = tracker.GetChanges(a);
changes.Select(c => c.Name).ShouldBe(new[] { "F1", "F2", "F3" });
changes = tracker.GetChanges(new A());
Assert.Null(changes);
}
public void UpdateCustomer()
{
ObjectMapperManager objMan = new ObjectMapperManager();
Guid guid = Guid.NewGuid();
using (var ts = new TransactionScope())
using (var connection = CreateConnection())
{
var customer = DBTools.ExecuteReader(
connection,
"select top 1 * from [dbo].[Customers]",
null,
r => r.ToObject <Customer>()
);
var tracker = new ObjectsChangeTracker();
tracker.RegisterObject(customer);
customer.Address = guid.ToString();
DBTools.UpdateObject(
connection,
customer,
"Customers",
new[] { "CustomerID" },
tracker,
DbSettings.MSSQL
);
}
}
// [Fact]
/// <summary>
/// Updates the customer.
/// </summary>
public void UpdateCustomer()
{
var objMan = new Mapper();
var guid = Guid.NewGuid();
// todo: there is a bug , In the callstack of DBTools and DataReaderToObjectMapper occur two times Reader.Read(); so..
using var ts = new TransactionScope();
using var connection = CreateConnection();
var customer = DbTools.ExecuteReader(
connection,
"select * from Customers limit 1 ",
null,
r => r.ToObject <Customer>());
customer.ShouldNotBeNull();
var tracker = new ObjectsChangeTracker();
tracker.RegisterObject(customer);
customer.Address = guid.ToString();
var result = DbTools.UpdateObject(
connection,
customer,
"Customers",
new[] { "CustomerID" },
tracker,
DbSettings.Mssql);
result.Result.ShouldBe(1);
}
/// <summary>
/// Reads the single.
/// </summary>
/// <param name="reader">The reader.</param>
/// <param name="changeTracker">The change tracker.</param>
/// <returns>`0.</returns>
public TEntity ReadSingle(IDataReader reader, ObjectsChangeTracker changeTracker)
{
var result = MapUsingState(reader, reader);
changeTracker?.RegisterObject(result);
return(result);
}
public void EntryUpdateStack()
{
var cc = _tracker.GetChanges(this);
_oldValues = new Dictionary <string, object>();
foreach (var trackingMember in cc)
{
_oldValues.Add(trackingMember.name, trackingMember.value);
}
_tracker.RegisterObject(this);
}
public void UpdateCustomer()
{
ObjectMapperManager objMan = new ObjectMapperManager();
Guid guid = Guid.NewGuid();
// todo: there is a bug , In the callstack of DBTools and DataReaderToObjectMapper ocur two times Reader.Read(); so..
using (var ts = new TransactionScope())
using (var connection = CreateConnection())
{
var customer = DBTools.ExecuteReader(
connection,
"select * from Customers limit 1 ",
null,
r => r.ToObject <Customer>()
);
Assert.IsNotNull(customer);
var tracker = new ObjectsChangeTracker();
tracker.RegisterObject(customer);
customer.Address = guid.ToString();
var result = DBTools.UpdateObject(
connection,
customer,
"Customers",
new[] { "CustomerID" },
tracker,
DbSettings.MSSQL
);
Assert.IsTrue(result.Result == 1);
}
}
protected BaseEntity()
{
_tracker = new ObjectsChangeTracker();
_tracker.RegisterObject(this);
}