circle.yml

machine:
  ruby:
    version: 2.4.0
  pre:
    - |
      case $CIRCLE_NODE_INDEX in
        0) echo 1.4.4-1 > .ELIXIR_VERSION
        ;;
        1) rm -f .ELIXIR_VERSION
        ;;
      esac
    - sudo rm -f /etc/rc2.d/K80couchdb && sudo apt-get remove couchdb || true # otherwise, erlang installation fails
    - sudo wget https://packages.erlang-solutions.com/erlang-solutions_1.0_all.deb
    - sudo sh -c "dpkg -i erlang-solutions_1.0_all.deb && apt-get -qq update"
    - |
      if [ -e .ELIXIR_VERSION ]; then
        sudo apt-get install -y esl-erlang elixir=`cat .ELIXIR_VERSION`
      else
        sudo apt-get install -y esl-erlang elixir
      fi
    - mkdir -p ~/.ssh; ssh-keygen -f ~/.ssh/id_rsa -t rsa -N ""; echo -e "\nHost localhost\nIdentityFile /home/ubuntu/.ssh/id_rsa\nStrictHostKeyChecking no\nUserKnownHostsFile /dev/null\n" >> ~/.ssh/config
    - sudo useradd -m user:
        parallel: true #signal to circleci we _do_ use parallelism
    - sudo su -l user -c bash -c "mkdir .ssh && touch .ssh/authorized_keys"
    - sudo sh -c "cat ~/.ssh/id_rsa.pub >> /home/user/.ssh/authorized_keys"
dependencies:
  override:
    # HERE the ruby version has been set up and won't change again
    - id; pwd; which ruby
    - echo export "PATH=$PATH" | sudo sh -c "cat >> /etc/environment"
    - ssh localhost -l user sh -c "env; which ruby; which elixir; elixir --version"
    - mix local.hex --force
test:
  override:
    - mix deps.get
    - mix test