public void TestGetOldValue()
{
var customer = new CustomerTest {
ID = 1, Name = "Test", Address = "London"
};
customer.AcceptChanges();
customer.Name = "Modified";
var old = customer.GetOldValue(x => x.Name);
Assert.IsTrue(old.ToString() == "Test");
customer.AcceptChanges();
old = customer.GetOldValue(x => x.Name);
Assert.IsTrue(old.ToString() == "Modified");
}
public void TestRollback()
{
var customer = new CustomerTest {
ID = 1, Name = "Test", Address = "London"
};
customer.AcceptChanges();
customer.Name = "Modified";
customer.RejectChanges();
Assert.IsTrue(customer.Name == "Test");
}
public void TestGetChangedProperties()
{
var customer = new CustomerTest {
ID = 1, Name = "Test", Address = "London"
};
customer.AcceptChanges();
customer.Name = "Modified";
var changes = customer.GetChangedProperties();
Assert.IsTrue(changes.Count == 1);
Assert.IsTrue(changes[0] == nameof(customer.Name));
}