version: 2.1
jobs:
  yarninstall:
    docker:
      - image: cimg/node:lts
        auth:
          username: henriboulnois
          password: $DOCKERHUB_PASSWORD
    steps:
      - checkout
      - restore_cache:
          keys:
          - npm-v2-dependencies-{{ checksum "yarn.lock" }}
          - npm-v2-dependencies
      - run: yarn install
      - save_cache:
          paths:
            - node_modules
          key: npm-v2-dependencies-{{ checksum "yarn.lock" }}
  yarnlint:
    docker:
      - image: cimg/node:lts
        auth:
          username: henriboulnois
          password: $DOCKERHUB_PASSWORD
    steps:
      - checkout
      - restore_cache:
          keys:
          - npm-v2-dependencies-{{ checksum "yarn.lock" }}
          - npm-v2-dependencies
      - run: yarn lint
      - run: yarn format:check
      - save_cache:
          paths:
            - node_modules
          key: npm-v2-dependencies-{{ checksum "yarn.lock" }}
  unittest:
    docker:
      - image: cimg/node:lts
        auth:
          username: henriboulnois
          password: $DOCKERHUB_PASSWORD
    steps:
      - checkout
      - restore_cache:
          keys:
          - npm-v2-dependencies-{{ checksum "yarn.lock" }}
          - npm-v2-dependencies
      - run: yarn test
      - save_cache:
          paths:
            - node_modules
          key: npm-v2-dependencies-{{ checksum "yarn.lock" }}
  e2etest:
    docker:
      - image: cimg/node:lts
        auth:
          username: henriboulnois
          password: $DOCKERHUB_PASSWORD
      - image: circleci/postgres:9.6.5-alpine-ram
        auth:
          username: mydockerhub-user
          password: $DOCKERHUB_PASSWORD
        environment:
          TEST_DATABASE_URL: postgres://psqluer:psqlpassword@localhost:5432/psdb
    steps:
      - checkout
      - restore_cache:
          keys:
          - npm-v2-dependencies-{{ checksum "yarn.lock" }}
          - npm-v2-dependencies
      - run: yarn test:e2e
      - save_cache:
          paths:
            - node_modules
          key: npm-v2-dependencies-{{ checksum "yarn.lock" }}

workflows:
  build:
    jobs:
      - yarninstall
      - yarnlint:
          requires:
          - yarninstall
      - unittest:
          requires:
          - yarninstall
          - yarnlint
      - e2etest:
          requires:
          - yarninstall
          - yarnlint
          - unittest