tests.yml

name: GitHub Actions CI
on:
  push:
    branches: master
  pull_request: []
jobs:
  tap_syntax:
    if: github.repository == 'Homebrew/homebrew-core'
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macOS-latest]
    steps:
    - name: Set up Homebrew
      id: set-up-homebrew
      run: |
        if which brew &>/dev/null; then
          HOMEBREW_PREFIX="$(brew --prefix)"
          HOMEBREW_REPOSITORY="$HOMEBREW_PREFIX/Homebrew"
          brew update-reset "$HOMEBREW_REPOSITORY"

          HOMEBREW_CORE_REPOSITORY="$HOMEBREW_REPOSITORY/Library/Taps/homebrew/homebrew-core"
          git -C "$HOMEBREW_CORE_REPOSITORY" remote set-url origin "https://github.com/$GITHUB_REPOSITORY"
        else
          HOMEBREW_PREFIX=/home/linuxbrew/.linuxbrew
          HOMEBREW_REPOSITORY="$HOMEBREW_PREFIX/Homebrew"
          sudo mkdir -p "$HOMEBREW_PREFIX"
          sudo git clone --depth=1 https://github.com/Homebrew/brew "$HOMEBREW_REPOSITORY"

          HOMEBREW_CORE_REPOSITORY="$HOMEBREW_REPOSITORY/Library/Taps/homebrew/homebrew-core"
          sudo mkdir -p "$HOMEBREW_CORE_REPOSITORY"
          git -C "$HOMEBREW_CORE_REPOSITORY" init
          git -C "$HOMEBREW_CORE_REPOSITORY" remote add origin "https://github.com/$GITHUB_REPOSITORY"

          cd "$HOMEBREW_PREFIX"
          sudo mkdir -p bin etc include lib opt sbin share var/homebrew/linked Cellar
          sudo ln -sf ../Homebrew/bin/brew "$HOMEBREW_PREFIX/bin/"
          cd -
        fi

        export PATH="$HOMEBREW_PREFIX/bin:$PATH"
        echo "::add-path::$HOMEBREW_PREFIX/bin"

        GEMS_PATH="$HOMEBREW_REPOSITORY/Library/Homebrew/vendor/bundle/ruby/"
        echo "::set-output name=gems-path::$GEMS_PATH"
        GEMS_HASH=$(shasum -a 256 "$HOMEBREW_REPOSITORY/Library/Homebrew/Gemfile.lock" | cut -f1 -d' ')
        echo "::set-output name=gems-hash::$GEMS_HASH"

        cd "$HOMEBREW_CORE_REPOSITORY"
        rm -rf "$GITHUB_WORKSPACE"
        ln -s "$HOMEBREW_CORE_REPOSITORY" "$GITHUB_WORKSPACE"
        git fetch origin "${{github.sha}}"
        git checkout --force -B master FETCH_HEAD
        cd -

        if [ "$RUNNER_OS" = "Linux" ]; then
          sudo chown -R "$USER" "$HOMEBREW_PREFIX"
          sudo chmod -R g-w,o-w "$HOMEBREW_CORE_REPOSITORY"
        fi

    - name: Set up Ruby
      if: matrix.os == 'ubuntu-latest'
      uses: actions/setup-ruby@master
      with:
        ruby-version: '2.6'

    - name: Cache Bundler RubyGems
      id: cache
      uses: actions/cache@v1
      with:
        path: ${{ steps.set-up-homebrew.outputs.gems-path }}
        key: ${{ runner.os }}-rubygems-${{ steps.set-up-homebrew.outputs.gems-hash }}
        restore-keys: ${{ runner.os }}-rubygems-

    - name: Install Bundler RubyGems
      if: steps.cache.outputs.cache-hit != 'true'
      run: brew install-bundler-gems

    - name: Install taps
      run: |
        export HOMEBREW_NO_AUTO_UPDATE=1
        brew tap homebrew/test-bot

    - name: Run brew test-bot --only-tap-syntax
      run: brew test-bot --only-tap-syntax

  tests:
    needs: tap_syntax
    if: github.event_name == 'pull_request'
    strategy:
      matrix:
        version: [10.15, 10.14, 10.13]
      fail-fast: false
    runs-on: ${{ matrix.version }}
    timeout-minutes: 4320
    env:
      HOMEBREW_GIT_NAME: BrewTestBot
      HOMEBREW_GIT_EMAIL: 'homebrew-test-bot@lists.sfconservancy.org'
      PATH: '/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin'
      HOMEBREW_DEVELOPER: 1
      HOMEBREW_NO_ANALYTICS: 1
      HOMEBREW_NO_AUTO_UPDATE: 1
      GITHUB_ACTIONS_HOMEBREW_SELF_HOSTED: 1
      GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
    steps:
      - name: Update Homebrew
        run: brew update-reset

      - name: Set up Git repository
        run: |
          cd $(brew --repo ${{github.repository}})
          git clean -ffdx
          git fetch --prune --force origin master
          git fetch --prune --force origin ${{github.sha}}
          git checkout --force ${{github.sha}}
          git log -1

      - name: Run brew test-bot --only-cleanup-before
        run: brew test-bot --only-cleanup-before

      - name: Run brew test-bot --only-setup
        run: brew test-bot --only-setup

      - name: Run brew test-bot --only-formulae
        run: |
          rm -rf bottles
          mkdir bottles
          cd bottles
          brew test-bot --only-formulae

      - name: Output brew test-bot --only-formulae failures
        if: always()
        run: |
          cat bottles/steps_output.txt
          rm bottles/steps_output.txt

      - name: Upload logs
        if: failure()
        uses: actions/upload-artifact@v2
        with:
          name: logs (${{ matrix.version }})
          path: bottles/logs

      - name: Delete logs and home
        if: always()
        run: |
          rm -rf bottles/logs
          rm -rf bottles/home

      - name: Count bottles
        id: bottles
        if: always()
        run: |
          cd bottles
          count=$(ls *.json | wc -l | xargs echo -n)
          echo "$count bottles"
          echo "::set-output name=count::$count"

      - name: Upload bottles
        if: always() && steps.bottles.outputs.count > 0
        uses: actions/upload-artifact@v2
        with:
          name: bottles
          path: bottles

      - name: Run brew test-bot --only-cleanup-after
        if: always()
        run: brew test-bot --only-cleanup-after

      - name: Cleanup
        if: always()
        run: |
          find .
          rm -rf *