version: 2
jobs:
  build:
    docker:
      - image: circleci/node:7.10

    working_directory: ~/repo

    steps:
      - checkout
      - run:
          name: update-npm
          command: 'sudo npm install -g npm@latest'
      - restore_cache:
          keys:
          - v1-dependencies-{{ checksum "package.json" }}
          # fallback to using the latest cache if no exact match is found
          - v1-dependencies-
      - run:
          name: install
          command: npm install
      - save_cache:
          paths:
            - node_modules
          key: v1-dependencies-{{ checksum "package.json" }}
  test:
    docker:
      - image: circleci/node:7.10
    steps:
      - checkout
      - run:
          name: test
          command: npm run unit
      - store_artifacts:
          path: test-results.xml
          prefix: tests

workflows:
  version: 2
  build_and_test:
    jobs:
      - build
      - test:
          requires:
            - build
          filters:
            branches:
              only: master