PhantomJS is abandoned, replace it with Selenium/Chrome headless

.travis.yml

@@ -14,6 +14,7 @@ services:
 
 addons:
   postgresql: "9.6"
+  chrome: stable
   apt:
     sources:
       - sourceline: "ppa:mc3man/trusty-media"
@@ -34,7 +35,6 @@ before_install:
   - "[[ $GEM != 'av:ujs' ]] || nvm install node"
   - "[[ $GEM != 'av:ujs' ]] || node --version"
   - "[[ $GEM != 'av:ujs' ]] || (cd actionview && npm install)"
-  - "[[ $GEM != 'av:ujs' ]] || [[ $(phantomjs --version) > '2' ]] || npm install -g phantomjs-prebuilt"
 
 before_script:
   # Set Sauce Labs username and access key. Obfuscated, purposefully not encrypted.

Gemfile

@@ -102,6 +102,11 @@ group :storage do
   gem "mini_magick"
 end
 
+group :ujs do
+  gem "qunit-selenium"
+  gem "chromedriver-helper"
+end
+
 # Add your own local bundler stuff.
 local_gemfile = File.expand_path(".Gemfile", __dir__)
 instance_eval File.read local_gemfile if File.exist? local_gemfile

Gemfile.lock

@@ -136,6 +136,8 @@ GEM
     addressable (2.5.1)
       public_suffix (~> 2.0, >= 2.0.2)
     amq-protocol (2.2.0)
+    archive-zip (0.7.0)
+      io-like (~> 0.3.0)
     ast (2.3.0)
     aws-partitions (1.20.0)
     aws-sdk-core (3.3.0)
@@ -199,6 +201,9 @@ GEM
       xpath (~> 2.0)
     childprocess (0.7.1)
       ffi (~> 1.0, >= 1.0.11)
+    chromedriver-helper (1.1.0)
+      archive-zip (~> 0.7.0)
+      nokogiri (~> 1.6)
     coffee-rails (4.2.2)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0)
@@ -289,6 +294,7 @@ GEM
     http_parser.rb (0.6.0)
     httpclient (2.8.3)
     i18n (0.8.6)
+    io-like (0.3.0)
     jmespath (1.3.1)
     json (2.1.0)
     jwt (1.5.6)
@@ -356,6 +362,9 @@ GEM
     public_suffix (2.0.5)
     puma (3.9.1)
     que (0.14.0)
+    qunit-selenium (0.0.4)
+      selenium-webdriver
+      thor
     racc (1.4.14)
     rack (2.0.3)
     rack-cache (1.7.0)
@@ -498,6 +507,7 @@ DEPENDENCIES
   bootsnap (>= 1.1.0)
   byebug
   capybara (~> 2.15)
+  chromedriver-helper
   coffee-rails
   dalli (>= 2.2.1)
   delayed_job
@@ -520,6 +530,7 @@ DEPENDENCIES
   puma
   que
   queue_classic!
+  qunit-selenium
   racc (>= 1.4.6)
   rack-cache (~> 1.2)
   rails!

actionview/Rakefile

@@ -45,7 +45,7 @@ namespace :test do
         end
       end
 
-      system("npm run lint && phantomjs ../ci/phantomjs.js http://localhost:4567/")
+      system("npm run lint && bundle exec ruby ../ci/qunit-selenium-runner.rb http://localhost:4567/")
       status = $?.to_i
     ensure
       Process.kill("KILL", pid) if pid

ci/qunit-selenium-runner.rb

@@ -0,0 +1,13 @@
+require 'qunit/selenium/test_runner'
+require 'chromedriver/helper'
+
+driver_options = Selenium::WebDriver::Chrome::Options.new
+driver_options.add_argument('--headless')
+driver_options.add_argument('--disable-gpu')
+
+driver = ::Selenium::WebDriver.for(:chrome, options: driver_options)
+result = QUnit::Selenium::TestRunner.new(driver).open(ARGV[0], timeout: 60)
+driver.quit
+
+puts "Time: #{result.duration} seconds, Total: #{result.tests[:total]}, Passed: #{result.tests[:passed]}, Failed: #{result.tests[:failed]}"
+exit(result.tests[:failed] > 0 ? 1 : 0)