Setup Faker and Factorybot

spec/factories/users.rb

@@ -0,0 +1,7 @@
+FactoryBot.define do
+  factory :user do
+    username { Faker::Internet.username }
+    email_address { Faker::Internet.email }
+    password { Faker::Internet.password(min_length: 12, max_length: 18) }
+  end
+end