public void ModifyPhone()
{
PhoneBook phoneBook = new PhoneBook();
phoneBook.Add("Nick", "0744596866");
phoneBook.Add("John Smith", "0745516", "3gd");
KeyValuePair<string, Contact> contactToCompare = new KeyValuePair<string, Contact>("3gd", new Contact("John Smith", "0744578999"));
KeyValuePair<string, Contact> contactToModify = phoneBook.Modify(id: "3gd", phoneNumber: "0744578999");
Assert.AreEqual(contactToCompare, contactToModify);
}
public void ModifyNameWhenKeyDoesNotExist()
{
PhoneBook phoneBook = new PhoneBook();
phoneBook.Add("Nick", "0744596866");
phoneBook.Add("John Smith", "0745516", "3gd");
KeyValuePair<string, Contact> contactToCompare = new KeyValuePair<string, Contact>("3gd", new Contact("Johnny 2", "0745516"));
KeyValuePair<string, Contact> contactToModify = phoneBook.Modify(id: "3gd", name: "Johnny");
Assert.AreNotEqual(contactToCompare, contactToModify);
}