test_nvfortran_pi.yml

name: Test nvfortran on Raspberry Pi

on:
  # Trigger the workflow on push or pull request
  #push:
  #pull_request:  # DANGEROUS! MUST be disabled for self-hosted runners!
  # Trigger the workflow by cron. The default time zone of GitHub Actions is UTC.
  schedule:
    - cron: '0 16 3-31/5 * *'
  # Trigger the workflow manually
  workflow_dispatch:
    inputs:
      git-ref:
        description: Git Ref (Optional)
        required: false

# Show the git ref in the workflow name if it is invoked manually.
run-name: ${{ github.event_name == 'workflow_dispatch' && format('Manual run {0}', inputs.git-ref) || '' }}


jobs:

  test:
    name: Run nvfortran tests
    runs-on: [self-hosted, pi]
    continue-on-error: true
    strategy:
      fail-fast: false
      matrix:
        ikind: [i2, i8]
        solver: [newuoa, cobyla, lincoa, bobyqa, uobyqa]
        fflags: [-O1, -O2, -O3, -g, -fast]
        testdim: [small, big]

    steps:
      - name: Clone Repository (Latest)
        uses: actions/checkout@v4
        if: github.event.inputs.git-ref == ''
        with:
          ssh-key: ${{ secrets.SSH_PRIVATE_KEY_ACT }} # This forces checkout to use SSH, not HTTPS
          submodules: recursive
      - name: Clone Repository (Custom Ref)
        uses: actions/checkout@v4
        if: github.event.inputs.git-ref != ''
        with:
          ref: ${{ github.event.inputs.git-ref }}
          ssh-key: ${{ secrets.SSH_PRIVATE_KEY_ACT }} # This forces checkout to use SSH, not HTTPS
          submodules: recursive

      - name: Miscellaneous setup
        run: bash .github/scripts/misc_setup

      - name: Revise bobyqa/trustregion.f90 to see why `xbdi(trueloc(xopt >= su .and. gopt <= 0)) = 1` leads to a SIGFPE
        shell: bash
        run: |
          cd fortran/bobyqa || exit 42
          $SEDI "s|xbdi(trueloc(xopt >= su .and. gopt <= 0)) = 1|write(*,*) '=====> su = ', su, 'xopt = ', xopt, 'gopt = ', gopt\nxbdi(trueloc(xopt >= su .and. gopt <= 0)) = 1|"  trustregion.f90
          cat trustregion.f90

      - name: Conduct the test
        run: |
          # Without the following lines, flint does not invoke vtest. No idea why.
          NVDIR="/opt/nvidia/hpc_sdk/Linux_aarch64/"
          if [[ -d "$NVDIR" ]] ; then NVBIN=$(find "$NVDIR" -wholename "*compilers/bin" -type d -print | sort | tail -n 1) ; fi
          if [[ -n "$NVBIN" ]] ; then export PATH=$PATH:"$NVBIN" ; fi
          cd "$ROOT_DIR"/fortran/${{ matrix.solver }} && bash ./flint -v && bash ./mlint -v
          # As of nvfortran 23.1, date_and_time() and random_number are not supported on Raspberry Pi
          # 4B. Thus we have to disable the extensive tests, trying only the simple example.
          #cd "$ROOT_DIR"/fortran/tests && export FFLAGS=${{ matrix.fflags }} && export TESTDIM=${{ matrix.testdim }} && make vtest_${{ matrix.ikind }}.${{ matrix.solver }}
          printf "\n\n********************************************************************************"
          printf "\nExtensive tests are skipped due to the unavailability of date_and_time() and random_number."
          printf "\nSee the comments in the yml file.\nCheck whether they are available now."
          printf "\n********************************************************************************\n\n"
          cd "$ROOT_DIR"/fortran/examples/${{ matrix.solver }}
          export EXAMPLE_NUM=1 && make clean && make vtest
          export EXAMPLE_NUM=2 && make clean && make vtest

      - name: Store artifacts
        uses: actions/upload-artifact@v4.3.1
        if: always()  # Always run even if the workflow is canceled manually or due to overtime.
        with:
          name: ${{ matrix.solver }}-${{ matrix.ikind }}-${{ matrix.fflags }}-${{ matrix.testdim }}
          path: ${{ env.TEST_DIR }}/prima/fortran/tests/test.${{ matrix.solver }}/log/*.log

      - name: Remove the test data
        if: always()  # Always run even if the workflow is canceled manually or due to overtime.
        run: rm -rf ${{ env.TEST_DIR }}

  # The following job check whether the tests were successful or cancelled due to timeout.
  # N.B.: Remember to specify `continue-on-error: true` for the job of the tests.
  check_success_timeout:
    runs-on: ubuntu-latest
    if: ${{ !cancelled() }}
    needs: test
    steps:
      - name: Clone the GitHub actions scripts
        uses: actions/checkout@v4
        with:
          repository: equipez/github_actions_scripts
          ssh-key: ${{ secrets.SSH_PRIVATE_KEY_ACT }} # This forces checkout to use SSH, not HTTPS
          path: scripts

      - name: Check whether the tests were successful or cancelled due to timeout
        run: bash scripts/check_success_timeout ${{ secrets.GITHUB_TOKEN }} ${{ github.repository }} ${{ github.run_id }}