name: Build and Test

on:
  push:
    branches:
      - main
  pull_request:

jobs:
  run:
    name: build
    strategy:
      fail-fast: true
      matrix:
        os:
            - ubuntu-latest
              #- macos-latest
              #- windows-latest
        ocaml-compiler:
            - '4.08.x'
            - '4.12.x'
            - '4.14.x'
            - '5.1.x'

    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@main
      - name: Use OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v3
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}
          dune-cache: true
          allow-prerelease-opam: true

      # check that trace compiles with no optional deps
      - run: opam install -t trace --deps-only
      - run: opam exec -- dune build '@install' -p trace

      # install all packages
      - run: opam install -t trace trace-tef trace-fuchsia --deps-only
      - run: opam install ppx_trace --deps-only # no tests
        if: matrix.ocaml-compiler != '4.08.x'
      - run: opam exec -- dune build '@install' -p trace,trace-tef,trace-fuchsia
      - run: opam exec -- dune build '@install' -p ppx_trace
        if: matrix.ocaml-compiler != '4.08.x'
      - run: opam exec -- dune runtest -p trace
      - run: opam install trace
      - run: opam exec -- dune runtest -p trace-tef,trace-fuchsia

      # with depopts
      - run: opam install hmap
      - run: opam exec -- dune build '@install' -p trace,trace-tef,trace-fuchsia

      - run: opam install picos_aux
      - run: opam exec -- dune build '@install' -p trace,trace-tef,trace-fuchsia

      - run: opam install mtime
      - run: opam exec -- dune build '@install' -p trace,trace-tef,trace-fuchsia