Run remote testing with firefox too

.travis.yml

@@ -35,6 +35,9 @@ matrix:
     - gemfile: Gemfile
       rvm: 2.5.1
       env: CAPYBARA_CHROME_REMOTE=true
+    - gemfile: Gemfile
+      rvm: 2.5.1
+      env: CAPYBARA_FIREFOX_REMOTE=true
     - gemfile: gemfiles/Gemfile.rspec-34
       rvm: 2.3.6
       env: CAPYBARA_FF=true
@@ -71,6 +74,7 @@ matrix:
     - gemfile: gemfiles/Gemfile.beta-versions
     - gemfile: gemfiles/Gemfile.edge-marionette
     - env: CAPYBARA_CHROME_REMOTE=true
+    - env: CAPYBARA_FIREFOX_REMOTE=true
 before_install:
   - gem update --system
   - gem install bundler
@@ -82,7 +86,7 @@ before_install:
       bundle config local.selenium-webdriver ../selenium/build/rb;
     fi
 before_script:
-  - if [[ -z $HEADLESS && -z $CAPYBARA_CHROME_REMOTE ]]; then
+  - if [[ -z $HEADLESS && -z $CAPYBARA_CHROME_REMOTE && -z $CAPYBARA_FIREFOX_REMOTE ]]; then
       export DISPLAY=:99.0;
       sh -e /etc/init.d/xvfb start;
       sleep 1;
@@ -91,7 +95,7 @@ before_script:
       awesome &
     fi
   - if [[ $CAPYBARA_CHROME_REMOTE = true ]]; then
-      docker-compose up -d selenium
+      docker-compose up -d selenium_chrome
 
       TIMEOUT=10
 
@@ -100,5 +104,15 @@ before_script:
         sleep 1;
       done
     fi
+  - if [[ $CAPYBARA_FIREFOX_REMOTE = true ]]; then
+      docker-compose up -d selenium_firefox
+
+      TIMEOUT=10
+
+      until wget --spider http://localhost:4445 > /dev/null 2>&1 || [ $TIMEOUT -eq 0 ]; do
+        echo "Waiting for selenium server, $((TIMEOUT--)) remaining attempts...";
+        sleep 1;
+      done
+    fi
 
 script: "bundle exec rake travis"

Rakefile

@@ -14,7 +14,7 @@ RSpec::Core::RakeTask.new(:spec_marionette) do |t|
   t.pattern = './spec{,/*/**}/*{_spec.rb,_spec_marionette.rb}'
 end
 
-%w[chrome ie edge chrome_remote].each do |driver|
+%w[chrome ie edge chrome_remote firefox_remote].each do |driver|
   RSpec::Core::RakeTask.new(:"spec_#{driver}") do |t|
     t.rspec_opts = rspec_opts
     t.pattern = "./spec/*{_spec_#{driver}.rb}"
@@ -46,6 +46,8 @@ task :travis do
     Rake::Task[:spec_edge].invoke
   elsif ENV['CAPYBARA_CHROME_REMOTE']
     Rake::Task[:spec_chrome_remote].invoke
+  elsif ENV['CAPYBARA_FIREFOX_REMOTE']
+    Rake::Task[:spec_firefox_remote].invoke
   else
     Rake::Task[:spec_chrome].invoke
   end

docker-compose.yml

@@ -2,9 +2,17 @@
 version: "2.1"
 
 services:
-  selenium:
+  selenium_chrome:
     network_mode: "host"
     image: "selenium/${SELENIUM_IMAGE:-standalone-chrome-debug}"
     volumes:
       - "/dev/shm:/dev/shm"
       - "${PWD}:${PWD}" # For making attach_file specs work
+  selenium_firefox:
+    network_mode: "host"
+    image: "selenium/${SELENIUM_IMAGE:-standalone-firefox-debug}"
+    volumes:
+      - "/dev/shm:/dev/shm"
+      - "${PWD}:${PWD}" # For making attach_file specs work
+    environment:
+      - SE_OPTS=-port 4445

spec/selenium_spec_chrome_remote.rb

@@ -45,7 +45,7 @@ skipped_tests << :windows if ENV['TRAVIS'] && (ENV['SKIP_WINDOW'] || ENV['HEADLE
 
 Capybara::SpecHelper.run_specs TestSessions::Chrome, CHROME_REMOTE_DRIVER.to_s, capybara_skip: skipped_tests
 
-RSpec.describe "Capybara::Session with chrome" do
+RSpec.describe "Capybara::Session with remote Chrome" do
   include Capybara::SpecHelper
   include_examples  "Capybara::Session", TestSessions::Chrome, CHROME_REMOTE_DRIVER
   include_examples  Capybara::RSpecMatchers, TestSessions::Chrome, CHROME_REMOTE_DRIVER

spec/selenium_spec_firefox_remote.rb

@@ -0,0 +1,57 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require 'selenium-webdriver'
+require 'shared_selenium_session'
+require 'rspec/shared_spec_matchers'
+
+def selenium_host
+  ENV.fetch('SELENIUM_HOST', '0.0.0.0')
+end
+
+def selenium_port
+  ENV.fetch('SELENIUM_PORT', 4445)
+end
+
+def ensure_selenium_running!
+  TCPSocket.open(selenium_host, selenium_port)
+rescue
+  raise 'Selenium is not running. ' \
+        "You can run a selenium server easily with: \n" \
+        '  $ docker-compose up -d selenium'
+end
+
+Capybara.register_driver :selenium_firefox_remote do |app|
+  ensure_selenium_running!
+
+  url = "http://#{selenium_host}:#{selenium_port}/wd/hub"
+  caps = Selenium::WebDriver::Remote::Capabilities.firefox
+
+  Capybara::Selenium::Driver.new app,
+                                 browser: :remote,
+                                 desired_capabilities: caps,
+                                 url: url
+end
+
+FIREFOX_REMOTE_DRIVER = :selenium_firefox_remote
+
+module TestSessions
+  Firefox = Capybara::Session.new(FIREFOX_REMOTE_DRIVER, TestApp)
+end
+
+skipped_tests = %i[response_headers status_code trigger download]
+# skip window tests when headless for now - closing a window not supported by chromedriver/chrome
+skipped_tests << :windows if ENV['TRAVIS'] && (ENV['SKIP_WINDOW'] || ENV['HEADLESS'])
+
+Capybara::SpecHelper.run_specs TestSessions::Firefox, FIREFOX_REMOTE_DRIVER.to_s, capybara_skip: skipped_tests
+
+RSpec.describe "Capybara::Session with remote firefox" do
+  include Capybara::SpecHelper
+  include_examples  "Capybara::Session", TestSessions::Firefox, FIREFOX_REMOTE_DRIVER
+  include_examples  Capybara::RSpecMatchers, TestSessions::Firefox, FIREFOX_REMOTE_DRIVER
+
+  it 'is considered to be firefox' do
+    expect(session.driver.send(:firefox?)).to be_truthy
+    expect(session.driver.send(:marionette?)).to be_truthy
+  end
+end