void specify_dynamic_validation()
{
dynamic person = new Person();
person.FirstName = "Amir";
person.Email = "*****@*****.**";
person.EmailConfirmation = "";
Assert.AreEqual(false, person.IsValid());
Assert.AreEqual("Emails must match.", person.FirstError());
Assert.AreEqual("AMIR", person.UpperCaseFirstName());
}
void specify_taking_it_to_the_next_level()
{
dynamic person = new Person();
person.FirstName = "Amir";
Assert.AreEqual("Amir", person.FirstName);
Assert.AreEqual(true, person.RespondsTo("FirstName"));
person.SetMember("FirstName", "Jane");
Assert.AreEqual("Jane", person.FirstName);
Assert.AreEqual("Jane", person.GetMember("FirstName"));
person.DeleteMember("FirstName");
Assert.AreEqual(false, person.RespondsTo("FirstName"));
person = new Person(new { FirstName = "Amir" });
Assert.AreEqual(false, person.HasChanged());
person.FirstName = "Jane";
Assert.AreEqual(true, person.HasChanged());
Assert.AreEqual("Amir", person.Original("FirstName"));
var change = person.Changes("FirstName");
Assert.AreEqual("Amir", change.Original);
Assert.AreEqual("Jane", change.New);
Assert.AreEqual(true, person.IsValid()); //this should throw exception if there is no validation defined
person.FirstName = "";
Assert.AreEqual(false, person.IsValid());
Assert.AreEqual("First name is required.", person.FirstError());
}