main.yml

name: test

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  ocaml:
    name: Test OCaml
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-20.04
          - macos-12
        ocaml-compiler:
          - 4.12.1

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0 # get complete history, including tags for CPR_VERSION env

      - name: Setup OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v2
        with:
          ocaml-compiler: ocaml-variants.${{ matrix.ocaml-compiler }}+options,ocaml-option-flambda

      - name: Install dependencies
        run: opam install . --deps-only --with-test

      - name: Build and run tests
        run: |
          export CPR_VERSION=github-${{ matrix.os }}-$(git describe --tags --dirty || git describe --all --long --dirty)
          opam exec -- dune build @fmt
          opam exec -- dune build
          opam exec -- dune runtest

      - name: Build engine DLL
        run: |
          opam exec -- dune build --release simulator/gym/cpr_gym_engine.so &&
            cp _build/default/simulator/gym/cpr_gym_engine.so ./

      - name: Upload artifacts
        uses: actions/upload-artifact@v3
        with:
          name: cpr_gym_engine-${{ matrix.os }}-ocaml-${{ matrix.ocaml-compiler }}
          path: cpr_gym_engine.so

  python:
    name: Test Python
    needs: ocaml
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os:
          - ubuntu-20.04
          - ubuntu-22.04
        python-version:
          - 3.9

    steps:
      - uses: actions/checkout@v3

      - name: Download engine DLL
        uses: actions/download-artifact@v3
        with:
          name: cpr_gym_engine-ubuntu-20.04-ocaml-4.12.1
          path: ./gym/ocaml/

      - name: Setup Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}
          cache: 'pip'

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements.txt

      - name: Run tests
        run: |
          black --check .
          flake8
          pytest --forked