Fill in valid data for a model with Capybara and FactoryGirl

when_I_fill_in_all_required_object_fields_step.rb

When /^I fill in all required "(.*?)" fields$/ do |model|
  klass = model.singularize.camelcase.constantize

  # Build the class with valid attributes
  # Requires valid factory
  valid_model = FactoryGirl.build(model.singularize.to_sym)
  
  # Remove ID field(s)
  valid_model.attributes.delete("_id") if valid_model.attributes.include?("_id")
  valid_model.attributes.delete("id") if valid_model.attributes.include?("id")
  
  klass.fields.keys.each do |key|
    field_name = (model + "_" + key)
    
    begin
      # Tries to find the field, rescued if not found
      el = find_by_id(field_name)
      
      # Tries to fill in data
      if klass.validators_on(key).map(&:class).include?(Mongoid::Validations::PresenceValidator) != false
        if el.tag_name == "select"
          select(valid_model.attributes[key], from: field_name) # NOTE: case sensitive select
          puts "select #{valid_model.attributes[key]} from #{field_name}."
        end
        
        if el.tag_name == "input" && el["type"] == "text"
          if valid_model.fields[key].type == Integer
            fill_in field_name, with: valid_model.attributes[key].to_i
            puts "fill_in #{field_name} with #{valid_model.attributes[key]}."
          end
          
          if valid_model.fields[key].type == String
            fill_in field_name, with: valid_model.attributes[key].to_s
            puts "fill_in #{field_name} with #{valid_model.attributes[key]}."
          end
        end
      end
    rescue Capybara::ElementNotFound # Have to rescue to hinder irrelevant test failure
      # if field wasn't found and is required by Mongoid::Validations::PresenceValidator print message, I would like to send a custom test failure message but dunnno how ;)
      if klass.validators_on(key).map(&:class).include?(Mongoid::Validations::PresenceValidator) != false
        puts field_name + " seems to be missing from the view!" 
      end
      
      next
    end
  end
end

If someone can make this work nicer together with rspec expectation that would be awesome :)