generator test template

generator_template.rb

Thor::Base.shell = Thor::Shell::Color
require 'yaml'

def truthy?(statement)
  val = ask(statement)
  ['y', 'yes', ''].include?(val)
end

def eval_template(name)
  instance_eval(File.read(File.dirname(__FILE__) + "/#{name}.rb"))
end

def update_config!(attrs)
  config = File.exists?('.graphiticfg.yml') ? YAML.load_file('.graphiticfg.yml') : {}
  config.merge!(attrs)
  File.open('.graphiticfg.yml', 'w') { |f| f.write(config.to_yaml) }
end

def api_namespace
  @api_namespace ||= begin
                       ns = prompt \
                              header: "What is your API namespace?",
                       description: "This will be used as a route prefix, e.g. if you want the route '/books_api/v1/authors' your namespace would be '/books_api/v1'",
                       default: '/api/v1'
                       update_config!('namespace' => ns)
                       ns
                     end
end

def prompt(header: nil, description: nil, default: nil)
  say(set_color("\n#{header}", :magenta, :bold)) if header
  say("\n#{description}") if description
  answer = ask(set_color("\n(default: #{default}):", :magenta, :bold))
  answer = default if answer.blank? && default != 'nil'
  say(set_color("\nGot it!\n", :white, :bold))
  answer
end

welcome = <<-STR
\n
Welcome to the Graphiti generator!
=======================================

This will take care of some boilerplate for you, like adding gem dependencies and rspec helpers.

If you're worried there might be too much magic here, feel free to run 'git diff' at the end to see what happened. You can also learn more at our documentation website, https://jsonapi-suite.github.io/jsonapi_suite
STR

say(set_color(welcome.rstrip, :cyan, :bold))
api_namespace

gsub_file 'Gemfile', /gem 'sqlite3'/ do |match|
  match << ", '~> 1.3.0'"
end
gem 'graphiti', path: "../graphiti"
gem 'vandal_ui'
gem 'kaminari', '~> 1.0'
gem 'responders', '~> 2.4'

gem_group :development, :test do
  gem 'rspec-rails', '~> 3.5.2'
  gem 'factory_bot_rails', '~> 4.0'
  gem 'faker', '~> 1.7' # keep here for seeds.rb
  gem 'graphiti_spec_helpers'
end

gem_group :test do
  gem 'database_cleaner', '~> 1.6'
end

after_bundle do
  run 'bin/spring stop'

  git :init
  git add: '.'
  run "bundle binstub rspec-core"
  rails_command "generate rspec:install"
  run "rm -rf test"

  insert_into_file "spec/rails_helper.rb", :after => "require 'rspec/rails'\n" do
    "require 'graphiti_spec_helpers/rspec'\n"
  end

  insert_into_file "spec/rails_helper.rb", :after => "RSpec.configure do |config|\n" do
    <<-STR

  # bootstrap database cleaner
  config.before(:suite) do
    DatabaseCleaner.strategy = :transaction
    DatabaseCleaner.clean_with(:truncation)
  end

  config.around(:each) do |example|
    begin
      DatabaseCleaner.cleaning do
        example.run
      end
    ensure
      DatabaseCleaner.clean
    end
  end

  STR
  end

  insert_into_file "spec/rails_helper.rb", :after => "RSpec.configure do |config|\n" do
    <<-STR

  config.before :each do
    GraphitiErrors.disable!
  end
  STR
  end

  insert_into_file "spec/rails_helper.rb", :after => "RSpec.configure do |config|\n" do
    "  config.include GraphitiSpecHelpers::Sugar\n"
  end

  insert_into_file "spec/rails_helper.rb", :after => "RSpec.configure do |config|\n" do
    "  config.include GraphitiSpecHelpers::RSpec\n"
  end

  insert_into_file "spec/rails_helper.rb", :after => "RSpec.configure do |config|\n" do
    "  config.include FactoryBot::Syntax::Methods\n"
  end

  gsub_file "spec/rails_helper.rb", 'config.fixture_path = "#{::Rails.root}/spec/fixtures"' do |match|
    "# #{match}"
  end

  gsub_file "spec/rails_helper.rb", 'config.use_transactional_fixtures = true' do |match|
    "# #{match}"
  end

  run "mkdir spec/factories"

  rails_command('generate graphiti:install')
  run 'bundle binstubs bundler --force'
  rake('vandal:install')
  say(set_color("\nProject Created
", :green, :bold))

  say(set_color("\nCreate Models
", :green, :bold))
  run('bundle exec rails generate model user email:string')
  run('bundle exec rails generate model post user:references')

  say(set_color("\nMigrate
", :green, :bold))
  rails_command("db:migrate", env: 'development')
  rails_command("db:migrate", env: 'test')

  say(set_color("\nCreate Resources
", :green, :bold))
  run('bundle exec rails generate graphiti:resource user email:string')
  run('bundle exec rails generate graphiti:resource post user_id:integer')

  say(set_color("\nUpdate Post Factory to generate association by defualt
", :green, :bold))
  gsub_file "spec/factories/posts.rb", 'user { nil }', 'user'
  run("cat spec/factories/posts.rb")

  say(set_color("\nRun specs
", :green, :bold))
  run('rspec')
end