Setup factory_bot

Gemfile

@@ -47,6 +47,8 @@ group :development, :test do
   gem 'binding_of_caller'
   gem 'pry-byebug'
   gem 'pry-rails'
+
+  gem "factory_bot_rails"
 end
 
 group :development do
@@ -61,7 +63,6 @@ group :development do
   gem 'annotate', require: false
   gem 'letter_opener_web'
 
-
   gem "guard"
   gem "guard-minitest"
 
@@ -78,6 +79,8 @@ group :test do
   # Easy installation and use of chromedriver to run system tests with Chrome
   gem 'chromedriver-helper'
   gem 'launchy'
+
+  gem "database_cleaner"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem

Gemfile.lock

@@ -94,6 +94,7 @@ GEM
     coderay (1.1.2)
     concurrent-ruby (1.0.5)
     crass (1.0.4)
+    database_cleaner (1.7.0)
     debug_inspector (0.0.3)
     devise (4.4.3)
       bcrypt (~> 3.0)
@@ -105,6 +106,11 @@ GEM
       devise (>= 4.4)
     erubi (1.7.1)
     execjs (2.7.0)
+    factory_bot (4.10.0)
+      activesupport (>= 3.0.0)
+    factory_bot_rails (4.10.0)
+      factory_bot (~> 4.10.0)
+      railties (>= 3.0.0)
     ffi (1.9.23)
     formatador (0.2.5)
     globalid (0.4.1)
@@ -310,8 +316,10 @@ DEPENDENCIES
   capistrano3-puma
   capybara (>= 2.15, < 4.0)
   chromedriver-helper
+  database_cleaner
   devise (~> 4.4)
   devise-i18n (~> 1.6)
+  factory_bot_rails
   guard
   guard-minitest
   jbuilder (~> 2.5)

Guardfile

@@ -26,4 +26,5 @@ guard "minitest", spring: "bin/rails test" do
   watch(%r{^test/.+_test\.rb$})
   watch(%r{^test/test_helper\.rb$}) { "test" }
   watch(%r{^test/fixtures/.+\.yml$}) { "test" }
+  watch(%r{^test/factories/.+\.rb$}) { "test" }
 end

lib/tasks/factory_bot.rake

@@ -0,0 +1,13 @@
+namespace :factory_bot do
+  desc "Verify that all FactoryBot factories are valid"
+  task lint: :environment do
+    if Rails.env.test?
+      DatabaseCleaner.cleaning do
+        FactoryBot.lint
+      end
+    else
+      system("bundle exec rake factory_bot:lint RAILS_ENV='test'")
+      fail if $CHILD_STATUS.exitstatus.nonzero?
+    end
+  end
+end

test/factories/.rubocop.yml

@@ -0,0 +1,4 @@
+inherit_from: ../../.rubocop.yml
+
+Style/BlockDelimiters:
+  EnforcedStyle: line_count_based

test/test_helper.rb

@@ -12,6 +12,7 @@ class ActiveSupport::TestCase
   Warden.test_mode!
 
   # Add more helper methods to be used by all tests here...
+  include FactoryBot::Syntax::Methods
 end
 
 Capybara.register_driver :headless_chrome do |app|