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Generate fixtures from db. Readable by rake db:fixtures:load
# lib/tasks/db_fixtures_export.rake
namespace 'db:fixtures' do
desc "generate fixtures from the current database"
task :export => :environment do
Rails.application.eager_load!
models = defined?(AppicationRecord) ? ApplicationRecord.decendants : ActiveRecord::Base.descendants
models.each do |model|
puts "exporting: #{model}"
# Hoge::Fuga -> test/fixtures/hoge/fuga.yml
filepath = Rails.root.join('test/fixtures', "#{model.name.underscore}.yml")
FileUtils.mkdir_p filepath.dirname
filepath.open('w') do |file|
hash = {}
model.find_each do |r|
key = r.try(:name) || "#{filepath.basename('.*')}_#{r.id}"
hash[key] = r.attributes.except(:password_digest)
end
file.write hash.to_yaml
end
end
end
end
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