name: ModGC
on:
  push:
    paths-ignore:
      - 'doc/**'
      - '**/man/*'
      - '**.md'
      - '**.rdoc'
      - '**/.document'
      - '.*.yml'
  pull_request:
    # Do not use paths-ignore for required status checks
    # https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/collaborating-on-repositories-with-code-quality-features/troubleshooting-required-status-checks#handling-skipped-but-required-checks
  merge_group:

concurrency:
  group: ${{ github.workflow }} / ${{ startsWith(github.event_name, 'pull') && github.ref_name || github.sha }}
  cancel-in-progress: ${{ startsWith(github.event_name, 'pull') }}

permissions:
  contents: read

jobs:
  check:
    strategy:
      matrix:
        gc:
          - name: default
          - name: mmtk
            mmtk_plan: MarkSweep
            mmtk_build: release
        os: [macos-latest, ubuntu-latest]
        include:
          - test_task: check
      fail-fast: false

    env:
      GITPULLOPTIONS: --no-tags origin ${{ github.ref }}
      RUBY_DEBUG: ci

    runs-on: ${{ matrix.os }}

    if: >-
      ${{!(false
      || contains(github.event.head_commit.message, '[DOC]')
      || contains(github.event.head_commit.message, 'Document')
      || contains(github.event.pull_request.title, '[DOC]')
      || contains(github.event.pull_request.title, 'Document')
      || contains(github.event.pull_request.labels.*.name, 'Documentation')
      || (github.event_name == 'push' && github.event.pull_request.user.login == 'dependabot[bot]')
      )}}

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          sparse-checkout-cone-mode: false
          sparse-checkout: /.github

      - name: Install libraries (macOS)
        uses: ./.github/actions/setup/macos
        if: ${{ contains(matrix.os, 'macos') }}

      - name: Install libraries (Ubuntu)
        uses: ./.github/actions/setup/ubuntu
        if: ${{ contains(matrix.os, 'ubuntu') }}

      - uses: ruby/setup-ruby@f41e084df884422b269f4c01c3748a9df4431a75 # v1.236.0
        with:
          ruby-version: '3.0'
          bundler: none
        if: ${{ contains(matrix.os, 'ubuntu') }}

      - uses: ./.github/actions/setup/directories
        with:
          srcdir: src
          builddir: build
          makeup: true
          clean: true
          dummy-files: false
          # Set fetch-depth: 10 so that Launchable can receive commits information.
          fetch-depth: 10

      - name: make sure that kern.coredump=1
        run: |
          sysctl -n kern.coredump
          sudo sysctl -w kern.coredump=1
          sudo chmod -R +rwx /cores/
        if: ${{ contains(matrix.os, 'macos') }}

      - name: Delete unused SDKs
        # To free up disk space to not run out during the run
        run: |
          sudo rm -rf ~/.dotnet
          sudo rm -rf /Library/Android
          sudo rm -rf /Library/Developer/CoreSimulator
        continue-on-error: true
        if: ${{ contains(matrix.os, 'macos') }}

      - name: Setup Ruby GC Directory
        run: |
          echo "MODULAR_GC_DIR=$HOME/ruby_gc" >> $GITHUB_ENV

      - name: Run configure
        env:
          arch: ${{ matrix.arch }}
        run: >-
          $SETARCH ../src/configure -C --disable-install-doc --with-modular-gc=${{ env.MODULAR_GC_DIR }}
          ${arch:+--target=$arch-$OSTYPE --host=$arch-$OSTYPE}

      - uses: actions-rust-lang/setup-rust-toolchain@v1
      - name: Set MMTk environment variables
        run: |
          if [[ ${{ matrix.gc.mmtk_build }} == debug ]]; then
            echo 'RUST_LOG=' >> $GITHUB_ENV
            # Debug builds run much slower so we should increase the timeout
            echo 'RUBY_TEST_TIMEOUT_SCALE=10' >> $GITHUB_ENV
            # SYNTAX_SUGGEST_TIMEOUT defaults to 1 second
            echo 'SYNTAX_SUGGEST_TIMEOUT=60' >> $GITHUB_ENV
          fi
          echo 'MMTK_PLAN=${{ matrix.gc.mmtk_plan }}' >> $GITHUB_ENV
          echo 'EXCLUDES=../src/test/.excludes-mmtk' >> $GITHUB_ENV
          echo 'MSPECOPT=-B../src/spec/mmtk.mspec' >> $GITHUB_ENV
          echo 'GITHUB_WORKFLOW=ModGC' >> $GITHUB_ENV
        if: ${{ matrix.gc.name == 'mmtk' }}

      - run: $SETARCH make

      - name: Build Modular  GC
        run: |
          echo "RUBY_GC_LIBRARY=${{ matrix.gc.name }}" >> $GITHUB_ENV
          make install-modular-gc MODULAR_GC=${{ matrix.gc.name }} MMTK_BUILD=${{ matrix.gc.mmtk_build }}
          make distclean-modular-gc MODULAR_GC=${{ matrix.gc.name }}

      - run: $SETARCH make hello

      - name: Set test options for skipped tests
        run: |
          set -x
          TESTS="$(echo "${{ matrix.skipped_tests }}" | sed 's| |$$/ -n!/|g;s|^|-n!/|;s|$|$$/|')"
          echo "TESTS=${TESTS}" >> $GITHUB_ENV
        if: ${{ matrix.test_task == 'check' && matrix.skipped_tests }}

      - name: Set up Launchable
        uses: ./.github/actions/launchable/setup
        with:
          os: ${{ matrix.os || 'ubuntu-22.04' }}
          test-opts: ${{ matrix.configure }}
          launchable-token: ${{ secrets.LAUNCHABLE_TOKEN }}
          builddir: build
          srcdir: src
        continue-on-error: true

      - name: make ${{ matrix.test_task }}
        run: >-
          $SETARCH make -s ${{ matrix.test_task }}
          ${TESTS:+TESTS="$TESTS"}
          ${{ !contains(matrix.test_task, 'bundle') && 'RUBYOPT=-w' || '' }}
        timeout-minutes: ${{ matrix.gc.timeout || 40 }}
        env:
          RUBY_TESTOPTS: '-q --tty=no'
          TEST_BUNDLED_GEMS_ALLOW_FAILURES: 'typeprof'
          PRECHECK_BUNDLED_GEMS: 'no'

      - name: make skipped tests
        run: |
          $SETARCH make -s test-all TESTS="${TESTS//-n!\//-n/}"
        env:
          GNUMAKEFLAGS: ''
          RUBY_TESTOPTS: '-v --tty=no'
        if: ${{ matrix.test_task == 'check' && matrix.skipped_tests }}
        continue-on-error: ${{ matrix.continue-on-skipped_tests || false }}

      - uses: ./.github/actions/slack
        with:
          label: ${{ matrix.test_task }} ${{ matrix.configure }}${{ matrix.arch }}
          SLACK_WEBHOOK_URL: ${{ secrets.SIMPLER_ALERTS_URL }} # ruby-lang slack: ruby/simpler-alerts-bot
        if: ${{ failure() }}

  result:
    if: ${{ always() }}
    name: ${{ github.workflow }} result
    runs-on: ubuntu-latest
    needs: [check]
    steps:
      - run: exit 1
        working-directory:
        if: ${{ contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled') }}

defaults:
  run:
    working-directory: build