main.yml

name: CI

on:
  push: # Add these lines after public release
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest]
        python-version: ["3.9", "3.10", "3.11"]
        mpi: ["mpich", "openmpi"]
        exclude:
          - os: macos-latest
            mpi: "mpich" # Brew hdf5-mpi only support openmpi
        include:
          - os: ubuntu-latest
            path: |
              ~/.cache/pypoetry
              ~/.cache/pip
          - os: macos-latest
            path: |
              ~/Library/Caches/pypoetry
              ~/Library/Caches/pip
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v2
      - name: Setup MPI
        uses: mpi4py/setup-mpi@v1
        with:
          mpi: ${{ matrix.mpi }}
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2.2.2
        with:
          python-version: ${{ matrix.python-version }}
      - name: Install Poetry
        uses: snok/install-poetry@v1
      - name: Set up cache
        id: cached-python-dependencies
        uses: actions/cache@v3
        with:
          path: ${{ matrix.path }}
          key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}-${{ hashFiles('poetry.lock') }}
          restore-keys: |
            ${{ runner.os }}-pip-
      - name: Install background dependency (MacOS)
        if: startsWith(runner.os, 'macOS')
        run: |
          brew install hdf5-mpi
      - name: Install background dependency (Ubuntu)
        if: startsWith(runner.os, 'Linux')
        run: |
          sudo apt-get install -y libhdf5-mpi-dev python3-dev # Install hdf5-mpi
      - name: Install poetry dependencies
        if: steps.cached-python-dependencies.outputs.cache-hit != 'true'
        run: |
          pip install numpy mpi4py
          poetry config virtualenvs.in-project false
          poetry install
      - name: Check style
        run: |
          make check-codestyle
      - name: Run tests
        run: |
          make test