Back to MiniTest+Capybara from RSpec setup

Gemfile

group :test do
  gem 'minitest-spec-rails' 
  gem 'capybara'
  gem 'capybara_minitest_spec'
  gem 'turn'
end

terminal

~ rails g test_unit:model product #it may generate factories conflicting with existing ones
~ rake test:unit

test_helper.rb

ENV["RAILS_ENV"] = "test"
require File.expand_path('../../config/environment', __FILE__)
require 'rails/test_help'

class ActiveSupport::TestCase
  # Setup all fixtures in test/fixtures/*.(yml|csv) for all tests in alphabetical order.
  #
  # Note: You'll currently still have to declare fixtures explicitly in integration tests
  # -- they do not yet inherit this setting
  fixtures :all

  # Add more helper methods to be used by all tests here...
end