Connecting Users to Posts :: Rspec and Capybara setup :: Devise (from Udemy Professional TDD Rails App tutorial)

devise_setup.rb

# add devise gem to Gemfile.rb, go to RubyGems to get latest version #
gem 'devise'

# Build Devise
rails g devise:install

# Add correct mailer in development.rb, config method will appear in terminal output after installing
config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }

# Generate Devise views
$ rails g devise:views

# Generate Devise User model
$ rails g devise User first_name:string last_name:string email:string

# Migrate
$ rails db:migrate

integration_test_template.rb

# generate rails app w/ postgresql database, skip MiniTest
$ rails new DeviseApp --database=postgresql -t

# Add Rspec, Capybara, and DatabaseCleaner to Gemfile.rb, add to :development, :test group
  gem 'capybara', '~> 2.13'
  gem 'rspec-rails', '~> 3.7.2'
  gem 'database_cleaner'

# install Rspec
$ rails g rspec:install

# Add test config settings in rails_helper.rb
require 'spec_helper'
ENV['RAILS_ENV'] ||= 'test'
require File.expand_path('../../config/environment', __FILE__)

abort("The Rails environment is running in production mode!") if Rails.env.production?
require 'spec_helper'
require 'rspec/rails'
require 'capybara/rails'

include Warden::Test::Helpers
Warden.test_mode!

ActiveRecord::Migration.maintain_test_schema!

RSpec.configure do |config|
  config.fixture_path = "#{::Rails.root}/spec/fixtures"
  config.use_transactional_fixtures = false
  config.before(:suite) { DatabaseCleaner.clean_with(:truncation) }
  config.before(:each) { DatabaseCleaner.strategy = :transaction }
  config.before(:each, :js => true) { DatabaseCleaner.strategy = :truncation }
  config.before(:each) { DatabaseCleaner.start }
  config.after(:each) { DatabaseCleaner.clean }
  config.infer_spec_type_from_file_location!
  config.filter_rails_from_backtrace!
end

# Integrations tests: Set up features test folder
$ mkdir spec/features

# create static page spec (template for further integration tests) . ::Fails
$ touch spec/features/static_spec.rb

# create test in static_spec.rb
require 'rails_helper'

describe 'navigate' do
  describe 'homepage' do
    it 'can be reached successfully' do
      visit root_path
      expect(page.status_code).to eq(200)
    end
  end
end



# create database ::Fails
$ rails db:create
$ rails db:migrate

# Create route for home page in routes.rb . ::Fails
root to: 'static#homepage'

# Create controller ::Fails
$ touch app/controllers/static_controller.rb

# Create homepage method in static_controller.rb. ::Fails
class StaticController < ApplicationController
  def homepage
  end
end

# create homepage view  ::Passes
$ touch app/views/static/homepage.html.erb