build-meson.yml

name: build-meson

on: [push, pull_request]

jobs:
  buildmeson:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        # macos-latest issue with micromamba action 
        # windows-latest takes to long
        os: [ubuntu-latest] 
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: "recursive"
          fetch-depth: 0

      - name: Install Conda environment
        uses: mamba-org/setup-micromamba@v1
        with:
          environment-name: highsdev
          create-args: >-
            python==3.8
            meson
            pkgconfig
            ninja
            zlib
            catch2
            numpy
          cache-environment: true
          init-shell: >-
            bash
            zsh
      - name: Build and test
        shell: bash -l {0}
        run: |
          meson setup bbdir -Duse_zlib=enabled -Dwith_tests=True
          meson test -C bbdir
      
      # highspy no longer compiled with meson
      # see if it can be done separately if it is needed for meson projects
      # - name: Test compiled highspy
      #   shell: bash -l {0}
      #   run: |
      #     meson configure bbdir -Dwith_pybind11=True
      #     meson compile -C bbdir
      #     LD_LIBRARY_PATH=$(pwd)/bbdir/src \
      #     PYTHONPATH=$(pwd)/bbdir \
      #     python examples/call_highs_from_python.py