Convert ActiveRecord objects into fixture

fixture_maker.rb

class FixtureMaker
  
  def initialize(obj)
    @obj = obj
  end
  
  def attributes
    attributes ||= @obj.attributes.delete_if{|k,v| v.blank?}
  end
  
  def fixture_path
    @fixture_path ||= SupportApi::Engine.root.to_s + '/test/fixtures/support_api/' + self.table_name + '.yml'
  end
  
  def generate
    File.open(fixture_path, 'a') do |f|
      
      output = {self.table_name+"_#{@obj.id}" => attributes}
      
      f << output.to_yaml.gsub(/^--- \n/,'').gsub(/^---\n/,'') + "\n"
    end
  end
  
  def obj_class
    @obj_class ||= @obj.class
  end
  
  def table_name
    @table_name ||= obj_class.table_name
  end
end