Posted about 6 years ago. Visible to the public. Repeats.

FactoryBot: Passing attributes to associated records using transient attributes

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FactoryBot.define do factory :parent do transient do child_name nil child_allowed_to_drive false end child do association(:child, name: child_name, allowed_to_drive: child_allowed_to_drive) end end factory :child do name 'Child' allowed_to_drive false end end # Usage daughter = FactoryBot.create(:parent, child_name: 'Lisa').child daughter.name # => 'Lisa' daughter.allowed_to_drive? # => false son = FactoryBot.create(:parent, child_name: 'Benedikt', child_allowed_to_drive: true).child son.name # => 'Benedikt' son.allowed_to_drive? # => true

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Thomas Klemm
Last edit:
about 1 year ago
by Henning Koch
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Posted by Thomas Klemm to makandra dev
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