public User(Email email, UserName name, string password, UserGroup userGroup)
{
this.Email = email;
this.Name = name;
this.Password = password;
UserGroup = userGroup;
}
public virtual bool Equals(UserGroup other)
{
if (ReferenceEquals(null, other)) return false;
if (ReferenceEquals(this, other)) return true;
return other.Id == Id && Equals(other.Name, Name);
}