Capybara + rspec + PhantomJS (Poltergeist) 連携テスト

README.md

Capybara + rspec + PhantomJS (Poltergeist) 連携テスト

headlessで、http://www.yahoo.co.jp/ の検索Boxをテストするだけの内容。 これだけの内容でも、検索テキストボックスDOMの描画待ちをしないといけない。

Install & Run:

% bundle install --path=vendor
% bundle exec rspec a_rspec.rb

a_spec.rb

# -*- coding: utf-8 -*-

require 'rubygems'
require 'rspec'

require 'capybara/rspec'
require 'capybara/poltergeist'
#require 'capybara/mechanize'
#Capybara.current_driver = :mechanize
Capybara.default_driver = :poltergeist
Capybara.javascript_driver = :poltergeist
Capybara.register_driver :poltergeist do |app|
  opts = {
    :phantomjs=>File.join((ENV['PHANTOM_JS_DIR'] || PHANTOM_JS_DIR), 'bin/phantomjs')
  }
  
  Capybara::Poltergeist::Driver.new(app, opts)
end

Capybara.configure do |c|
  c.app = proc{} 
  c.app_host = "http://www.yahoo.co.jp"
  c.run_server = false
end

feature 'Top page' do
  scenario 'search works' do
    visit '/'
    # DOMが存在するか確認。
    # https://github.com/jnicklas/capybara#asynchronous-javascript-ajax-and-friends
    has_no_xpath?("//form[@name='sf1']")
    within(:xpath, "//form[@name='sf1']") do
      fill_in 'p', with:'ふなっしー'
      click_button('検索') # 検索 ボタン
    end
    # save_screenshot("/tmp/a.png")
  end
end

Gemfile

source 'https://rubygems.org/'

gem 'capybara'
#gem 'capybara-mechanize'
gem 'poltergeist'
gem 'rspec'

PHANTOM_JS='phantomjs-1.9.2-linux-x86_64'
PHANTOM_JS_DIR=unless ENV['PHANTOM_JS_DIR']
                 ENV['PHANTOM_JS_DIR'] = File.join(Bundler.root, Bundler.settings[:path], PHANTOM_JS)
               else
                 ENV['PHANTOM_JS_DIR']
               end

# setup phantomjs pre-compiled binary when "bundle install".
if File.basename($0) == 'bundle' && ARGV.member?('install') && !File.exists?(PHANTOM_JS_DIR)
  Bundler.ui.info "Trying to install pre-compiled PhantomJS binary '#{PHANTOM_JS_DIR}'..."
  if Bundler.settings[:path].nil?
    abort "Please set --path option for 'bundle install'. The PhantomJS binary is installed under the foot."
  end

  Dir.chdir(File.dirname(PHANTOM_JS_DIR)) do
    system("curl -O http://phantomjs.googlecode.com/files/#{PHANTOM_JS}.tar.bz2")
    system("tar jxf #{PHANTOM_JS}.tar.bz2")
  end
  unless File.exists?(PHANTOM_JS_DIR)
    abort "Failed to copy PhantomJS binary to #{PHANTOM_JS_DIR}"
  end
end