main.yml

name: CI

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]

jobs:
  setup:
    runs-on: ubuntu-latest
    steps:
      - name: checkout
        uses: actions/checkout@master

      - uses: actions/setup-node@v1
        with:
          node-version: '12'

      - name: cache package-lock.json
        uses: actions/cache@v2
        with:
          path: package-temp-dir
          key: lock-${{ github.sha }}

      - name: create package-lock.json
        run: npm i --package-lock-only

      - name: hack for singe file
        run: |
          if [ ! -d "package-temp-dir" ]; then
            mkdir package-temp-dir
          fi
          cp package-lock.json package-temp-dir

      - name: cache node_modules
        id: node_modules_cache_id
        uses: actions/cache@v2
        with:
          path: node_modules
          key: node_modules-${{ hashFiles('**/package-temp-dir/package-lock.json') }}

      - name: install
        if: steps.node_modules_cache_id.outputs.cache-hit != 'true'
        run: npm ci

  test:
    runs-on: ubuntu-latest
    steps:
      - name: checkout
        uses: actions/checkout@master

      - name: restore cache from package-lock.json
        uses: actions/cache@v2
        with:
          path: package-temp-dir
          key: lock-${{ github.sha }}

      - name: restore cache from node_modules
        uses: actions/cache@v2
        with:
          path: node_modules
          key: node_modules-${{ hashFiles('**/package-temp-dir/package-lock.json') }}

      - name: test
        run: npm test

    needs: setup