gistfile1.rb

FactoryGirl.define do
  factory :agency do
    #... other fields
    
    profile_image  { File.open(Rails.root.join('spec', 'support', 'files', 'image-600.jpeg')) }
    banner_image   { File.open(Rails.root.join('spec', 'support', 'files', 'image.jpeg')) }
end

FactoryGirl.define do
  factory :agency do
    #... other fields
    trait :with_images do
      profile_image  { File.open(Rails.root.join('spec', 'support', 'files', 'image-600.jpeg')) }
      banner_image   { File.open(Rails.root.join('spec', 'support', 'files', 'image.jpeg')) }
    end
  end
end