CircleCI Rails

config.yml

# Ruby CircleCI 2.0 configuration file
#
# Check https://circleci.com/docs/2.0/language-ruby/ for more details
#
version: 2
jobs:
  build:
    docker:
      # specify the version you desire here
      - image: circleci/ruby:2.5.3-node-browsers
        environment:
          PGHOST: 127.0.0.1
          PGUSER: postgres
          RAILS_ENV: test
          RAKE_ENV: test
      # Specify service dependencies here if necessary
      # CircleCI maintains a library of pre-built images
      # documented at https://circleci.com/docs/2.0/circleci-images/
      - image: circleci/postgres:9.4
        environment:
          POSTGRES_USER: postgres
          POSTGRES_DB: mcm_test
          POSTGRES_PASSWORD: ""


    steps:
      - checkout

      # Download and cache dependencies
      - restore_cache:
          keys:
            - v1-dependencies-{{ checksum "Gemfile.lock" }}
            # fallback to using the latest cache if no exact match is found
            - v1-dependencies-

      - run:
          name: Configure Bundler
          command: |
            echo 'export BUNDLER_VERSION=$(cat Gemfile.lock | tail -1 | tr -d " ")' >> $BASH_ENV
            source $BASH_ENV
            gem install bundler

      - run:
          name: install dependencies
          command: |
            bundle install --jobs=4 --retry=3 --no-deployment --path vendor/bundle

      - save_cache:
          paths:
            - ./vendor/bundle
          key: v1-dependencies-{{ checksum "Gemfile.lock" }}

      - run: bin/rails app:update:bin

      # Database setup
      - run:
          name: Wait for DB
          command: dockerize -wait tcp://localhost:5432 -timeout 1m

      - run: bundle exec rake db:create
      - run: bundle exec rake db:schema:load

      # run tests!
      - run:
          name: run tests
          command: bundle exec rails test

      # run tests!
      - run:
          name: run system test
          command: bundle exec rails test:system

      # collect reports
      - store_test_results:
          path: /tmp/test-results
      - store_artifacts:
          path: /tmp/test-results
          destination: test-results