version: 2
jobs:
  build:
    docker:
      # specify the version you desire here
      - image: circleci/node:7.10
      
      # 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/mongo:3.4.4

    working_directory: ~/node-unzipper

    steps:
      - checkout

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

      - run: npm install
      - run: npm install tap@12.1.2  # latest version for coverage
      - save_cache:
          paths:
            - node_modules
          key: v1-dependencies-{{ checksum "package.json" }}
        
      # run tests!
      - run: npm test
      - store_artifacts:
          path: coverage/lcov-report