user_login_test.rb

require 'minitest_helper'

feature 'User Login Test' do
  background do
    Rails.application.config.authentication_domain = 'user.com'
    OmniAuth.config.test_mode = true
    OmniAuth.config.mock_auth[:google_oauth2] = OmniAuth::AuthHash.new(
      { 'provider' => 'google_oauth2', 'uid' => '12334',
        'info' => { 'name' => 'Test user', 'email' => 'test@user.com' }
      }
    )
  end

  scenario 'not signed in user ' do
    visit '/'

    assert page.has_selector? '.sign-in'
  end

  scenario 'sign in user' do
    visit '/'

    find('.sign-in').click

    assert !page.has_selector?('.sign-in')
  end

  scenario 'signed in user' do
    visit '/'
    find('.sign-in').click

    assert page.has_selector? '.sign-out'
  end

  scenario 'sign out user' do
    use_javascript

    visit '/'
    find('.sign-in').click

    find('.sign-out').click
    assert !page.has_selector?('.sign-out')
  end
end