Merge pull request #2563 from wairbut-m2c/test/docker-with-headless-chrome

Update Dockerfile to use Headless Chrome

Dockerfile

@@ -1,7 +1,11 @@
+# Use Ruby 2.3.6 as base image
 FROM ruby:2.3.6
 
+ENV DEBIAN_FRONTEND noninteractive
+
 # Install essential Linux packages
-RUN apt-get update -qq && apt-get install -y build-essential libpq-dev postgresql-client nodejs imagemagick sudo
+RUN apt-get update -qq
+RUN apt-get install -y build-essential libpq-dev postgresql-client nodejs imagemagick sudo libxss1 libappindicator1 libindicator7 unzip memcached
 
 # Files created inside the container repect the ownership
 RUN adduser --shell /bin/bash --disabled-password --gecos "" consul \
@@ -34,13 +38,22 @@ COPY Gemfile_custom Gemfile_custom
 # Prevent bundler warnings; ensure that the bundler version executed is >= that which created Gemfile.lock
 RUN gem install bundler
 
-# Finish establishing our Ruby enviornment
+# Finish establishing our Ruby environment
 RUN bundle install --full-index
 
+# Install Chromium and ChromeDriver for E2E integration tests
+RUN apt-get update -qq && apt-get install -y chromium
+RUN wget -N http://chromedriver.storage.googleapis.com/2.40/chromedriver_linux64.zip
+RUN unzip chromedriver_linux64.zip
+RUN chmod +x chromedriver
+RUN mv -f chromedriver /usr/local/share/chromedriver
+RUN ln -s /usr/local/share/chromedriver /usr/local/bin/chromedriver
+RUN ln -s /usr/local/share/chromedriver /usr/bin/chromedriver
+
 # Copy the Rails application into place
 COPY . .
 
 # Define the script we want run once the container boots
 # Use the "exec" form of CMD so our script shuts down gracefully on SIGTERM (i.e. `docker stop`)
-#CMD [ "config/containers/app_cmd.sh" ]
+# CMD [ "config/containers/app_cmd.sh" ]
 CMD ["bundle", "exec", "rails", "server", "-b", "0.0.0.0"]

spec/rails_helper.rb

@@ -32,7 +32,7 @@ end
 
 Capybara.register_driver :headless_chrome do |app|
   capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
-    chromeOptions: { args: %w(headless window-size=1200,600) }
+    chromeOptions: { args: %w(headless no-sandbox window-size=1200,600) }
   )
 
   Capybara::Selenium::Driver.new(