circle.yml

version: 2
jobs:
  build:
    parallelism: 1
    docker:
      - image: defactosoftware/elixir
        MIX_ENV: test
      - image: circleci/postgres:10.1-alpine
        environment:
          POSTGRES_USER: postgres
          POSTGRES_DB: bear_necessities_test
          POSTGRES_PASSWORD: postgres
    steps:
      - checkout
      - restore_cache:
          paths:
            - /root/.mix/archives
          keys:
            - v1-hex-archive
            - v1-mix-deps-{{ checksum "mix.lock" }}
      - run:
          name: Install node
          command: |
            set +e
            curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.8/install.sh | bash
            export NVM_DIR="/root/.nvm"
            [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
            nvm install

            # Each step uses the same `$BASH_ENV`, so need to modify it
            echo 'export NVM_DIR="/root/.nvm"' >> $BASH_ENV
            echo '[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"' >> $BASH_ENV
      - run:
          name: Create local hex archive
          command: mix local.hex --force
      - run:
          name: Create local rebar
          command: mix local.rebar --force
      - run:
          name: Installing Elixir dependencies
          command: mix deps.get
      - run:
          name: Compile the Phoenix app
          command: mix compile
      - run:
          name: Phoenix digest
          command: mix phx.digest
      - run:
          name: Creating Postgres database
          command: mix ecto.create
      - run:
          name: Running Elixir tests
          command: mix test
      - save_cache:
          key: v1-hex-archive
          paths:
            - /root/.mix/archives
      - save_cache:
          key: v1-mix-deps-{{ checksum "mix.lock" }}
          paths:
            - "deps"
            - "_build"
      - save_cache:
          key: v1-yarn-deps-{{ checksum "yarn.lock" }}
          paths:
            - "node_modules"
experimental:
  notify:
    branches:
      only:
        - master