Step definition for mass-assigning "admin"

gistfile1.rb

 Given /^there are the following users:$/ do |table|
      table.hashes.each do |attributes|
      unconfirmed = attributes.delete("unconfirmed") == "true"
      admin = attributes.delete("admin") == "true"
      @user = User.create!(attributes)
      @user.admin = admin
      @user.confirm! unless unconfirmed
      end
    end