name: Verify changes

on: [push, pull_request]

jobs:
  tests:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [8.x, 10.x, 12.x, 14.x, 15.x]

    steps:
      - uses: actions/checkout@v2
        submodules: recursive
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node-version }}
      - name: npm install and test
        run: |
          npm install
          npm test

  tests-on-legacy:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [0.10.x, 0.12.x, 4.x, 6.x]

    steps:
      - uses: actions/checkout@v2
        submodules: recursive
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node-version }}
      - name: npm install and test
        run: |
          npm install mocha@3 chai@3
          npm run test-unit

  common-js-usage:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Package, install and test
        run: |
          export ARCHIVE_FILENAME=$(npm pack | tail -n 1)
          export UNPACK_DESTINATION=$(mktemp -d)
          mv $ARCHIVE_FILENAME $UNPACK_DESTINATION
          cp test/module-systems/commonjs-test.js $UNPACK_DESTINATION
          cd $UNPACK_DESTINATION
          npm install $ARCHIVE_FILENAME
          node commonjs-test.js

  esm-usage:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: '>=13.2.0'
      - name: Package, install and test
        run: |
          export ARCHIVE_FILENAME=$(npm pack | tail -n 1)
          export UNPACK_DESTINATION=$(mktemp -d)
          mv $ARCHIVE_FILENAME $UNPACK_DESTINATION
          cp test/module-systems/esm-test.mjs $UNPACK_DESTINATION
          cd $UNPACK_DESTINATION
          npm install $ARCHIVE_FILENAME
          node esm-test.mjs

  browser-usage:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Install and test
        run: |
          npm ci
          npx mocha test/module-systems/browser-test.js

  deno-usage:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - uses: denolib/setup-deno@master
        with:
          deno-version: 'v1.0.0'
      - run: deno --version
      - run: deno test --allow-net=deno.land test/module-systems/deno-test.ts

  build-output-sync:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Install, build and check git diff
        run: |
          npm ci
          npm run build
          git diff --quiet HEAD --