continuous-integration.yml

# This workflow will install Python dependencies and run tests with a variety of Python versions
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: Run tests

on:
  push:
    branches: [ devel ]
  pull_request:
    branches: [ devel ]

jobs:
  test:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu-latest ]
        python-version: [ 3.8, 3.9, '3.10', '3.11' ]
        isMerge:
          - ${{ github.event_name == 'push' && github.ref == 'refs/heads/devel' }}
        exclude:
          - { isMerge: false, python-version: 3.9 }
          - { isMerge: false, python-version: '3.10' }
        include:
          - os: macos-latest
            python-version: 3.9

    name: ${{ matrix.os }} / Python ${{ matrix.python-version }}

    steps:
      - uses: actions/checkout@v3

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install non-Python dependencies on Ubuntu
        if: matrix.os == 'ubuntu-latest'
        run: |
          sudo apt-get update
          sudo apt-get install gfortran
          sudo apt-get install openmpi-bin libopenmpi-dev
          sudo apt-get install libhdf5-openmpi-dev

      - name: Install non-Python dependencies on macOS
        if: matrix.os == 'macos-latest'
        run: |
          brew install open-mpi
          brew install hdf5-mpi
          brew install libomp
          if [[ ! -f "/usr/local/bin/gfortran" ]]; then
            gfort=$(ls /usr/local/bin/gfortran-* | tail -n 1)
            ln -s ${gfort} /usr/local/bin/gfortran
          fi
          echo "MPI_OPTS=--oversubscribe" >> $GITHUB_ENV

      - name: Print information on MPI and HDF5 libraries
        run: |
          ompi_info
          h5pcc -showconfig -echo || true

      - name: Upgrade pip
        run: |
          python -m pip install --upgrade pip

#      - name: Get pip cache dir
#        id: pip-cache-dir
#        run: |
#          echo "::set-output name=dir::$(python -m pip cache dir)"
#
#      - name: pip cache
#        uses: actions/cache@v2
#        id: pip-cache
#        with:
#          path: ${{ steps.pip-cache-dir.outputs.dir }}
#          key: ${{ matrix.os }}-${{ matrix.python-version }}-pip-${{ hashFiles('**/requirements.txt') }}
#          restore-keys: |
#            ${{ matrix.os }}-${{ matrix.python-version }}-pip-

      - name: Determine directory of parallel HDF5 library
        run: |
          if [[ "${{ matrix.os }}" == "ubuntu-latest" ]]; then
            export HDF5_DIR=/usr/lib/x86_64-linux-gnu/hdf5/openmpi
          elif [[ "${{ matrix.os }}" == "macos-latest" ]]; then
            export HDF5_DIR=$((h5pcc -showconfig -echo || true) | grep "Installation point:" | cut -d ":" -f2 | tr -d " ")
          fi
          echo $HDF5_DIR

      - name: Install Python dependencies
        run: |
          export CC="mpicc" HDF5_MPI="ON"
          python -m pip install -r requirements.txt
          python -m pip install -r requirements_extra.txt --no-build-isolation
          python -m pip list

      - name: Check h5py installation
        run: |
            python3 -c "from h5py import File; print(File)"

      - name: Install project
        run: |
          python -m pip install .
          python -m pip freeze

      - name: Initialize test directory
        run: |
          mkdir pytest
          cp mpi_tester.py pytest

      - name: Test with pytest
        working-directory: ./pytest
        run: |
          export PSYDAC_MESH_DIR=$GITHUB_WORKSPACE/mesh
          export OMP_NUM_THREADS=2
          python -m pytest --pyargs psydac -m "not parallel"
          python mpi_tester.py --pyargs psydac -m "parallel and not petsc"

      - name: Remove test directory
        if: ${{ always() }}
        run: |
          rm -rf pytest