script/e2e

gistfile1.rb

#!/usr/bin/env ruby
#
# End to end tests.
#
# Starts the application server and BrowserStack tunnel in the background
# and then runs protractor. Stops the server and tunnel after protractor
# finishes.

require 'bundler/setup'
require 'dotenv'
require 'tmpdir'

Dotenv.load

APP_PORT = 4000
APP_DEST = Dir.mktmpdir
BS_KEY   = ENV.fetch 'BROWSERSTACK_KEY'
CI       = ENV.fetch 'CI', 'false'

def spawn_and_block_until_ready command, ready
  p_read, p_write = IO.pipe
  pid = Process.spawn command, out: p_write

  while line = p_read.gets do
    puts line
    break if line.include? ready
  end

  pid
end

# Start the application server.
spawn_and_block_until_ready "#{__dir__}/serve --port #{APP_PORT} --destination #{APP_DEST}", 'Auto-regeneration: enabled'

# Start the BrowserStack tunnel.
spawn_and_block_until_ready "#{__dir__}/../bin/browser_stack_tunnel #{BS_KEY} localhost,#{APP_PORT},0", 'Press Ctrl-C to exit'

# Run protractor and wait until it finishes.
status  = nil
scripts = [
  "#{__dir__}/../bin/protractor #{__dir__}/../config/protractor/iframe.conf.ie8.js",
  "#{__dir__}/../bin/protractor #{__dir__}/../config/protractor/iframe.conf.safari.js",
  "#{__dir__}/../bin/protractor #{__dir__}/../config/protractor/iframe.conf.firefox.js",
  "#{__dir__}/../bin/protractor #{__dir__}/../config/protractor/iframe.conf.chrome.js",
  "#{__dir__}/../bin/protractor #{__dir__}/../config/protractor/window.conf.chrome.js"
]

scripts.each do |script|
  pid    = Process.spawn script
  status = Process.waitpid2(pid)[1]
  if !status.success?
    puts "Script exited with a non-zero exit status: #{script}"
    break
  end
end

FileUtils.rm_r APP_DEST

# Gracefully exit, killing all the descendent processes we spawned.
if CI == 'true'
  exit status.exitstatus
else
  Signal.trap 'INT' do
    Process.exit status.exitstatus
  end
  Process.kill 'INT', -Process.getpgrp
end