Chris@0: desc 'Create YAML test fixtures from data in an existing database.
Chris@0: Defaults to development database. Set RAILS_ENV to override.'
Chris@0: 
Chris@0: task :extract_fixtures => :environment do
Chris@0:   sql = "SELECT * FROM %s"
Chris@0:   skip_tables = ["schema_info"]
Chris@0:   ActiveRecord::Base.establish_connection
Chris@0:   (ActiveRecord::Base.connection.tables - skip_tables).each do |table_name|
Chris@0:     i = "000"
Chris@0:     File.open("#{RAILS_ROOT}/#{table_name}.yml", 'w' ) do |file|
Chris@0:       data = ActiveRecord::Base.connection.select_all(sql % table_name)
Chris@0:       file.write data.inject({}) { |hash, record|
Chris@441:         # cast extracted values
Chris@441:         ActiveRecord::Base.connection.columns(table_name).each { |col|
Chris@441:           record[col.name] = col.type_cast(record[col.name]) if record[col.name]
Chris@441:         }
Chris@441:         hash["#{table_name}_#{i.succ!}"] = record
Chris@441:         hash
Chris@0:       }.to_yaml
Chris@0:     end
Chris@0:   end
Chris@441: end