test.yml

name: test
on: [push, pull_request]

jobs:
  test:
    strategy:
      fail-fast: false
      matrix:
        os:
        # Until https://github.com/ocaml/setup-ocaml/issues/872.
        # When fixing, search for other instances of this string in this file.
        - ubuntu-22.04
        ocaml:
        - 5.2.x
        - 4.14.x
        include:
        - os: macos-latest
          ocaml: 4.14.x
        - os: windows-latest
          ocaml: 4.14.x

    runs-on: ${{matrix.os}}
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive

    - uses: ocaml/setup-ocaml@v3
      with:
        ocaml-compiler: ${{matrix.ocaml}}
        dune-cache: true

    # For Caqti PostgreSQL examples. opam does actually install PostgreSQL for
    # us. However, Homebrew doesn't link it by default, so we have to install
    # and link it manually.
    - run: brew install postgresql@15 && brew link --overwrite postgresql@15
      if: runner.os == 'macOS'

    # Workaround https://github.com/savonet/ocaml-ssl/issues/155 and/or
    # https://github.com/ocaml/setup-ocaml/issues/856.
    - run: opam pin add ssl 0.6.0 --no-action
      if: runner.os == 'Windows'

    - run: opam exec -- make deps

    - run: opam exec -- make

    # Tests on Windows are disabled because of a difference in ppx_expect
    # output. See https://github.com/aantron/dream/pull/282. This difference
    # remains as of ppx_expect 0.16.
    - run: opam exec -- make test
      if: runner.os != 'Windows'

    - run: opam lint --recursive example

    - name: Build examples
      if: runner.os != 'Windows'
      run: |
        set -e
        set -x
        EXCLUDED_EXAMPLES='w-mirage*|r-tyxml|w-dream-html'
        EXAMPLES=$(find example -maxdepth 1 -type d | grep -Ev $EXCLUDED_EXAMPLES | grep -v "^example/0" | grep -v "^example$" | sort)
        shopt -s nullglob
        for EXAMPLE in $EXAMPLES
        do
          FILE=$(find $EXAMPLE -maxdepth 1 -type f -and -path "${EXAMPLE}/*.ml")
          FILE+=$(find $EXAMPLE -maxdepth 1 -type f -and -path "${EXAMPLE}/*.re")
          FILE+=$(find $EXAMPLE -maxdepth 2 -type f -and -path "${EXAMPLE}/server/*.ml")
          FILE+=$(find $EXAMPLE -maxdepth 2 -type f -and -path "${EXAMPLE}/server/*.re")

          if [[ "$FILE" == "" ]]; then
              continue
          fi

          EXE=$(echo $FILE | sed 's/\..*$/.exe/g')
          echo dune build $EXE
          opam exec -- dune build $EXE
        done

  quickstart:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-22.04
        ocaml:
        - 5.2.x
        - 4.14.x
        include:
        - os: macos-latest
          ocaml: 4.14.x

    runs-on: ${{matrix.os}}
    steps:
    - uses: ocaml/setup-ocaml@v3
      with:
        ocaml-compiler: ${{matrix.ocaml}}
        dune-cache: true

    - name: Run quickstart.sh
      shell: bash
      run: |
        set -x
        touch output
        tail -f output | grep --line-buffered 'Ctrl' | xargs -L1 -I FOO bash -c "echo Success && touch success && killall middleware.exe" &
        tail -f output &
        ((curl -fsSL https://raw.githubusercontent.com/aantron/dream/$GITHUB_SHA/example/quickstart.sh | bash -s $GITHUB_SHA) || true) > output 2>&1
        sleep 1
        if [ -f success ]
        then
          exit 0
        else
          exit 1
        fi

  mirage:
    if: false
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive
    - run: mkdir ../repo-copy
    - run: cp -r * ../repo-copy/
    - uses: ocaml/setup-ocaml@v3
      with:
        ocaml-compiler: 4.14.x
        dune-cache: true
    # Needed until https://github.com/robur-coop/ocaml-letsencrypt/pull/34.
    - run: opam pin add letsencrypt git+https://github.com/hannesm/ocaml-letsencrypt.git#no-cstruct --no-action
    - run: opam install --yes --deps-only ./dream-pure.opam ./dream-httpaf.opam ./dream.opam ./dream-mirage.opam
    - run: opam install --yes mirage mirage-clock-unix mirage-crypto-rng-mirage
    - run: cd example/w-mirage && mv config.ml config.ml.backup
    - run: cd example/w-mirage && sed -e 's/package "dream-mirage"//' < config.ml.backup > config.ml
    - run: cd example/w-mirage && opam exec -- mirage configure -t unix
    - run: cd example/w-mirage && opam exec -- make depends
    - run: cd example/w-mirage && ls duniverse
    - run: cp -r ../repo-copy example/w-mirage/duniverse/dream
    - run: cd example/w-mirage/duniverse && rm -rf ocaml-cstruct logs ke fmt lwt bytes seq mirage-flow sexplib0 ptime tls domain-name ocaml-ipaddr mirage-clock ocplib-endian digestif eqaf mirage-crypto mirage-runtime
    - run: cd example/w-mirage && mv config.ml.backup config.ml
    - run: cd example/w-mirage && sed -e 's/(libraries/(libraries dream-mirage/' < dune.build > dune.build.2
    - run: cd example/w-mirage && mv dune.build.2 dune.build
    - run: cd example/w-mirage && opam exec -- dune build
    - run: file example/w-mirage/_build/default/main.exe