version: 2
jobs:
  test:
    docker:
      - image: circleci/node:10

    steps:
      - checkout
      - restore_cache:
          name: Restoring Yarn Cache
          keys:
            # Find a cache corresponding to this specific package.json checksum.
            - v-yarn-{{ checksum "package.json" }}
            # Find the most recent cache regardless of package.json checksum.
            - v-yarn-
      - run:
          name: Installing All Dependencies
          command: yarn install-peer
      - save_cache:
          name: Saving Yarn Cache
          key: v-yarn-{{ checksum "package.json" }}
          paths:
            - node_modules
      - run:
          name: Running Tests
          command: yarn test

workflows:
  version: 2
  test:
    jobs:
      - test