Takes a seeded model and dumps out the data in a format that can be used for testing factories

factories_from_db.rb

# 523 : ~/Projects/runfatboy2 $ rails runner ~/factories_from_db.rb Exercise 1 2 3
# 
# Factory.define :exercise_incline press do |r|
#   r.name 'Incline Press'
#   r.url 'http://video.google.com/googleplayer.swf?docId=-5762262560903802111&hl=en'
#   r.verb 'Lift'
#   r.measurement_type_id 3
#   r.exercise_type_id 1
#   r.user_id 2
#   r.start_weight 0.8
#   r.female_factor 0.41
#   r.incremental_factor 0.999999999999
#   r.default_dow 1
#   r.order_num 2
#   r.default_workout true
#   r.exercise_listing true
# end

model     = Object::const_get(ARGV[0])

recs = ARGV.inject([]) do |records, arg|
  unless arg == ARGV[0] # Skip first arg
    rec = model.find(arg) rescue nil
    records.push(rec) unless rec.nil? 
  end
  
  records
end

recs.each do |rec|
  n   = rec.respond_to?(:name) ? "_#{rec.name.underscore}" : ''
  sql =  "Factory.define :#{model.to_s.underscore}#{n} do |r|\n"
  
  model.column_names.each do |c|    
    col = c.to_sym
    next if col == :id

    val = rec.send(c.to_sym)
    val = "'#{val}'" if val.class.to_s == 'String'

    sql << "\tr.#{c} #{val}\n"

  end
  
  sql << "end\n"

  puts sql
  puts
end