name: Ubuntu
on:
  push:
    paths-ignore:
      - 'doc/**'
      - '**.md'
      - '**.rdoc'
  pull_request:
    paths-ignore:
      - 'doc/**'
      - '**.md'
      - '**.rdoc'

jobs:
  make:
    strategy:
      matrix:
        test_task: ["check", "test-bundler-parallel", "test-bundled-gems"]
        os:
          - ubuntu-20.04
#         - ubuntu-18.04
        configure: ["", "cppflags=-DRUBY_DEBUG"]
        include:
          - test_task: "check"
            os: ubuntu-20.04
            configure: "--host=i686-$OSTYPE"
            skipped_tests: TestReadline#test_interrupt_in_other_thread
          - test_task: "test-all TESTS=--repeat-count=2"
            os: ubuntu-20.04
            configure: ""
      fail-fast: false
    env:
      GITPULLOPTIONS: --no-tags origin ${{github.ref}}
      RUBY_DEBUG: ci
    runs-on: ${{ matrix.os }}
    steps:
      - run: mkdir build
        working-directory:
      - name: Set ENV
        env:
          configure: ${{matrix.configure}}
        run: |
          echo "GNUMAKEFLAGS=-j$((1 + $(nproc --all)))" >> $GITHUB_ENV
          arch=`echo " $configure" | sed '/.* --host=/!d;s///;s/[- ].*//'`
          echo "SETARCH=${arch:+setarch $arch}" >> $GITHUB_ENV
      - name: Install libraries
        run: |
          set -x
          arch="${SETARCH##* }"
          arch=${arch:+:${arch/i[3-6]86/i386}}
          ${arch:+sudo dpkg --add-architecture ${arch#:}}
          sudo apt-get update -q || :
          sudo apt-get install --no-install-recommends -q -y \
          ${arch:+cross}build-essential${arch/:/-} \
          libssl-dev${arch} libyaml-dev${arch} libreadline6-dev${arch} \
          zlib1g-dev${arch} libncurses5-dev${arch} libffi-dev${arch} \
          bison autoconf ruby
      - name: git config
        run: |
          git config --global advice.detachedHead 0
          git config --global init.defaultBranch garbage
      - uses: actions/checkout@v2
        with:
          path: src
      - name: Fixed world writable dirs
        run: |
          chmod -v go-w $HOME $HOME/.config
          sudo chmod -R go-w /usr/share
          sudo bash -c 'IFS=:; for d in '"$PATH"'; do chmod -v go-w $d; done' || :
      - run: ./autogen.sh
        working-directory: src
      - name: Run configure
        env:
          arch: ${{matrix.arch}}
        run: >-
          $SETARCH ../src/configure -C --disable-install-doc ${{ matrix.configure }}
          ${arch:+--target=$arch-$OSTYPE --host=$arch-$OSTYPE}
      - run: $SETARCH make incs
      - run: $SETARCH make
      - run: $SETARCH make leaked-globals
        if: ${{ matrix.test_task == 'check' }}
      - run: $SETARCH make prepare-gems
        if: ${{ matrix.test_task == 'check' }}
      - name: Create dummy files in build dir
        run: |
          $SETARCH ./miniruby -e '(("a".."z").to_a+("A".."Z").to_a+("0".."9").to_a+%w[foo bar test zzz]).each{|basename|File.write("#{basename}.rb", "raise %(do not load #{basename}.rb)")}'
        if: ${{ matrix.test_task == 'check' }}
      - name: make ${{ matrix.test_task }}
        run: |
          if [ ${{ matrix.test_task }} = 'check' ]; then
            TESTS=`echo "${{ matrix.skipped_tests }}" | sed 's| |$/ -n!/|g;s|^|-n!/|;s|$|$$/|'`
          fi
          $SETARCH make -s ${{ matrix.test_task }} ${TESTS:+TESTS="$TESTS"}
          if [ ${{ matrix.test_task }} = 'check' -a "${TESTS:+set}" ]; then
            TESTS=`echo "${{ matrix.skipped_tests }}" | sed 's| |$/ -n/|g;s|^|-n/|;s|$|$$/|'`
            unset GNUMAKEFLAGS
            $SETARCH make -s test-all TESTS="$TESTS"
          fi
        timeout-minutes: 40
        env:
          RUBY_TESTOPTS: "-q --tty=no"
          TEST_BUNDLED_GEMS_ALLOW_FAILURES: ""
      - uses: k0kubun/action-slack@v2.0.0
        with:
          payload: |
            {
              "ci": "GitHub Actions",
              "env": "${{ matrix.os }} / ${{ matrix.test_task }}${{ matrix.configure }}",
              "url": "https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}",
              "commit": "${{ github.sha }}",
              "branch": "${{ github.ref }}".split('/').reverse()[0]
            }
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SIMPLER_ALERTS_URL }} # ruby-lang slack: ruby/simpler-alerts-bot
        if: ${{ failure() && github.event_name == 'push' }}

defaults:
  run:
    working-directory: build