[英]Skip callback on create Rails
我想為Rspec測試創建一個Active Record模型。
但是,這個模型有回調,即:before_create和after_create方法(我認為如果我沒有錯誤,這些方法被稱為回調而不是驗證)。
有沒有辦法在不觸發回調的情況下創建對象?
以前的一些解決方案我嘗試過/不適合我的情況:
更新方法:
update_column和其他更新方法將無法工作,因為我想創建一個對象,當對象不存在時我不能使用更新方法。
工廠女孩和后建立:
FactoryGirl.define do
factory :withdrawal_request, class: 'WithdrawalRequest' do
...
after(:build) { WithdrawalRequest.class.skip_callback(:before_create) }
end
end
失敗/錯誤:在(:build)之后{WithdrawalRequest.class.skip_callback(:before_create)}
NoMethodError:Class:Class的未定義方法`skip_callback'
跳過回調
WithdrawalRequest.skip_callback(:before_create)
withdrawal_request = WithdrawalRequest.create(withdrawal_params)
WithdrawalRequest.set_callback(:before_create)
失敗/錯誤:WithdrawalRequest.skip_callback(:before_create)
NoMethodError:#的未定義方法`_before_create_callbacks'
我也試過了
WithdrawalRequest.skip_callbacks = true
哪個也行不通。
----------編輯-----------
我的工廠功能編輯為:
after(:build) { WithdrawalRequest.skip_callback(:create, :before, :before_create) }
我的before_create函數如下所示:
class WithdrawalRequest < ActiveRecord::Base
...
before_create do
...
end
end
----------編輯2 -----------
我將before_create更改為一個函數,以便我可以引用它。 這些都是更好的做法嗎?
class WithdrawalRequest < ActiveRecord::Base
before_create :before_create
...
def before_create
...
end
end
根據參考答案:
FactoryGirl.define do
factory :withdrawal_request, class: 'WithdrawalRequest' do
...
after(:build) { WithdrawalRequest.skip_callback(:create, :before, :callback_to_be_skipped) }
#you were getting the errors here initially because you were calling the method on Class, the superclass of WithdrawalRequest
#OR
after(:build) {|withdrawal_request| withdrawal_request.class.skip_callback(:create, :before, :callback_to_be_skipped)}
end
end
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