R-CMD-check-opencl.yaml

---
# Github Actions workflow to check CmdStanR
# yamllint disable rule:line-length

name: Unit tests

'on':
  push:
    branches:
      - opencl-check
  pull_request:
    branches:
      - master

jobs:
  R-CMD-check:
    if: "! contains(github.event.head_commit.message, '[ci skip]')"
    runs-on: ${{ matrix.config.os }}

    name: ${{ matrix.config.os }} (${{ matrix.config.r }})

    strategy:
      fail-fast: false
      matrix:
        config:
          - {os: macOS-latest, r: 'release', rtools: ''}
    env:
      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
      NOT_CRAN: true
      CMDSTANR_OPENCL_TESTS: true

    steps:
      - name: cmdstan env vars
        run: |
          echo "CMDSTAN_PATH=${HOME}/.cmdstan" >> $GITHUB_ENV
        shell: bash

      - uses: n1hility/cancel-previous-runs@v3
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
        if: "!startsWith(github.ref, 'refs/tags/') && github.ref != 'refs/heads/master'"

      - uses: actions/checkout@v4

      - uses: r-lib/actions/setup-r@v2.10.1
        with:
          r-version: ${{ matrix.config.r }}
          rtools-version: ${{ matrix.config.rtools }}

      - uses: r-lib/actions/setup-pandoc@v2.10.1

      - uses: r-lib/actions/setup-r-dependencies@v2.10.1
        with:
          extra-packages: any::rcmdcheck, local::.

      - name: Install POCL
        run: brew install pocl

      - name: Install cmdstan
        run: |
          cmdstanr::check_cmdstan_toolchain(fix = TRUE)
          cmdstanr::install_cmdstan(cores = 2)
        shell: Rscript {0}

      - name: CmdStan Config OpenCL
        run: |
          brew_prefix <- system("brew --prefix", intern = TRUE)
          cpp_opts <- list(
            STAN_OPENCL = TRUE,
            LDLIBS_OPENCL = paste0("-L", brew_prefix, "/opt/opencl-icd-loader/lib -lOpenCL")
          )
          cmdstanr::cmdstan_make_local(cpp_options = cpp_opts)
          cmdstanr::rebuild_cmdstan(cores = 2)
        shell: Rscript {0}

      - name: Session info
        run: |
          options(width = 100)
          pkgs <- installed.packages()[, "Package"]
          sessioninfo::session_info(pkgs, include_base = TRUE)
        shell: Rscript {0}

      - uses: r-lib/actions/check-r-package@v2.10.1
        env:
          _R_CHECK_CRAN_INCOMING_: false

      - name: Show testthat output
        if: always()
        run: find check -name 'testthat.Rout*' -exec cat '{}' \; || true
        shell: bash

      - name: Upload check results
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          name: ${{ runner.os }}-r${{ matrix.config.r }}-results
          path: check