Spreeで使われているfactorybot - Qiita

FactoryBot.define do factory :base_product, class: Spree::Product do sequence(:name) { |n| "Product ##{n} - #{Kernel.rand(9999)}" } description { generate(:random_description) } price { 19.99 } cost_price { 17.00 } sku { generate(:sku) } available_on { 1.year.ago } deleted_at { nil } shipping_category { |r| Spree::ShippingCategory.first || r.association(:shipping_category) } # ensure stock item wi