Forked from existentialmutt/db_fixtures_export.rake
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April 8, 2020 10:50
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Generate fixtures from db. Readable by rake db:fixtures:load
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# https://gist.github.com/kuboon/55d4d8e862362d30456e7aa7cd6c9cf5 | |
namespace 'db:fixtures' do | |
desc "generate fixtures from the current database" | |
task :export => :environment do | |
Rails.application.eager_load! | |
models = defined?(ApplicationRecord) ? ApplicationRecord.descendants : ActiveRecord::Base.descendants | |
models.each do |model| | |
puts "exporting: #{model}" | |
# e.g. Namespace::Class -> test/fixtures/namespace/class.yml | |
model_name = model.name | |
model_name = model_name.pluralize if model.pluralize_table_names? | |
model_name = model_name.underscore | |
filepath = Rails.root.join('test/fixtures', "#{model_name}.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 "# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html\n\n" | |
file.write hash.to_yaml | |
end | |
end | |
end | |
end |
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