FactoryBot.define do factory :channel_sms, class: 'Channel::Sms' do sequence(:phone_number) { |n| "+123456789#{n}1" } account provider_config do { 'account_id' => '1', 'application_id' => '1', 'api_key' => '1', 'api_secret' => '1' } end after(:create) do |channel_sms| create(:inbox, channel: channel_sms, account: channel_sms.account) end end end