Model Item有一个名为updated_related的after_commit回调函数 after_commit :updated_relatedupdate related items based on latest itemend
另外,一个名为ItemObserver的观察者拥有一个名为clear_item_cache的after_commitclass ItemObserver < Act
我现在拥有的是: after_commit :create_customer_quotas, on: :createquota:, subscription_item:, customer: endexpect { subscription.save!subscription.quotas.count)expected `CustomerQuota.count` to have change