build-and-test.yml

name: Build and Test

on:
  pull_request:
  push:
    branches:
      -master
  schedule:
    # Prime the caches every Monday
    - cron: 0 1 * * MON

jobs:
  build-and-test:
    name: Build and Test

    strategy:
      fail-fast: false
      matrix:
        os:
          - macos-latest
          - ubuntu-latest
          - windows-latest
        ocaml-compiler:
          - 4.14.x
          - 5.0.x
          - ocaml-variants.5.1.0+trunk
        exclude:
          - os: windows-latest
            ocaml-compiler: 5.0.x
          - os: windows-latest
            ocaml-compiler: ocaml-variants.5.1.0+trunk
          - os: macos-latest
            ocaml-compiler: 5.0.x
          - os: macos-latest
            ocaml-compiler: ocaml-variants.5.1.0+trunk

    runs-on: ${{ matrix.os }}

    steps:
      - name: Set git to use LF
        run: |
          git config --global core.autocrlf false
          git config --global core.eol lf

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          submodules: true

      - name: Use latest LTS Node.js release
        uses: actions/setup-node@v3
        with:
          node-version: 16.x

      - name: Install npm packages
        run: yarn --frozen-lockfile
        working-directory: ocaml-lsp-server/test/e2e

      - name: Use OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v2
        if: matrix.os != 'windows-latest'
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}

      - name: Use OCaml ${{ matrix.ocaml-compiler }} (Win)
        uses: ocaml/setup-ocaml@v2
        if: matrix.os == 'windows-latest'
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}
          opam-repositories: |
            opam-repository-mingw: https://github.com/ocaml-opam/opam-repository-mingw.git#sunset
            default: https://github.com/ocaml/opam-repository.git

      - name: Build and install opam packages
        run: opam install .

      # the makefile explains why we don't use --with-test
      # ppx expect is not yet compatible with 5.1 and test output vary from one
      # compiler to another. We only test on 4.14.
      - name: Install test dependencies
        if: matrix.ocaml-compiler == '4.14.x'
        run: opam exec -- make install-test-deps

      - name: Run build @all
        if: matrix.ocaml-compiler == '4.14.x'
        run: opam exec -- make all

      - name: Run the unit tests
        if: matrix.ocaml-compiler == '4.14.x'
        run: opam exec -- make test-ocaml

      - name: Run the template integration tests
        if: matrix.ocaml-compiler == '4.14.x'
        run: opam exec -- make test-e2e

  coverage:
    name: Coverage
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        ocaml-compiler:
          - 4.14.x
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: true
      - name: Use OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v2
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}
          opam-depext: false

      - name: Set git user
        run: |
          git config --global user.name github-actions[bot]
          git config --global user.email github-actions[bot]@users.noreply.github.com

      - name: Install deps on Unix
        run: |
          opam install . --deps-only
          opam exec -- make coverage-deps install-test-deps
      - run: opam exec -- make test-coverage
        env:
          COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PULL_REQUEST_NUMBER: ${{ github.event.number }}