FactoryBot.define do factory :agent do |f| f.sequence(:full_name){|n| "full_name_#{n}"} f.agent_type_id{AgentType.find_by_name('Person').id} f.country_id{Country.first.id} f.language_id{Language.first.id} end end FactoryBot.define do factory :invalid_agent, :class => Agent do |f| end end