Re: model issues with ruby on rails 3

Colin Law
2012-04-12T14:54:35Z

On 12 April 2012 15:49, amvis
<vgrkrishnan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:
>
>     @user = User.find_by_user_name(user_name)
>       if !@user.business_admins.nil?
>             puts "Am here"
>            @business_admin = @user.business_admins[0]
>       end
> class User < ActiveRecord::Base
>   has_many :business_admins
> end
>
> class BusinessAdmin < ActiveRecord::Base
>   belongs_to :user
> end
>
> Here what i am trying, I am using Mozilla rest-client, basically here the
> user_name found in the User table, But i didn''t put that id in the
> BusinessAdmin, So what the problem is  when i run the code, this if
> !@user.business_admins.nil? will return true, because am getting this
"Am
> here"

I am not sure what you are saying.  If you have user has_many
business_admins then @user.business_admins will never be nil.  It may
be an empty array however.  Perhaps you should be testing for the
array empty rather than nil.