anchor.diff:  #                            Install Node                             #
   #######################################################################
   
  -ENV NODE_VERSION 6.9.2
  -ENV ENV_DIR /.ci-env
  -ENV DISPLAY :0
  +ENV NODE_VERSION=6.9.2 \
  + ENV_DIR=/.ci-env \
  + DISPLAY=:0
   
   RUN mkdir /opt/node-envs
   RUN pip install nodeenv
  
positive.code: #  Java  #
  ##########
  
  ENV JAVA_URL http://download.oracle.com/otn-pub/java/jdk/8u65-b17/jdk-8u65-linux-x64.tar.gz
  RUN mkdir -p /usr/lib/jvm
  RUN wget --no-check-certificate --quiet --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" $JAVA_URL
  RUN tar -zxf jdk-8u65-linux-x64.tar.gz -C /usr/lib/jvm
  
negative.code: RUN nenv npm install -g webdriverio-server
  RUN nenv webdriverio-server-init
  
  ENV PORT=3001 \
   DEBUG=server
  
  CMD nenv webdriverio-server
  