问题描述
class UserDecorator < Draper::Decorator
delegate_all
def some_helper
can? :read,object
end
end
RSpec.describe UserDecorator,type: :decorator do
before { allow(subject).to receive(:current_ability) { Ability.new } }
subject { User.new.decorate }
it { subject.some_helper }
end
但是我收到错误消息:user does not implement: current_ability.
解决方法
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