copy_list_spec.rb

copy_list_spec.rb

require 'rails_helper'
require './app/services/copy_list'

describe CopyList, type: :service do
  describe 'given an existing list and a name' do
    let(:list) { list = List.create(name: 'my list') }
    let(:category) { Category.create(name: 'my category', list: list) }
    let!(:item) { Item.create(name: 'my item', category: category) }
    let(:new_name) { 'my new list' }
    
    subject(:new_list) { CopyList.call(list, new_name) } 
    
    it 'copies a list using the new name' do
      expect(new_list.name).to eq 'my new list'
    end
    
    it 'copies the list categories' do
      expect(new_list.categories.first.name).to eq 'my category'
    end
  end
end