name: XGBoost-R-Tests

on: [push, pull_request]

env:
  GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  lintr:
    runs-on: ${{ matrix.config.os }}
    name: Run R linters on OS ${{ matrix.config.os }}, R ${{ matrix.config.r }}, Compiler ${{ matrix.config.compiler }}, Build ${{ matrix.config.build }}
    strategy:
      matrix:
        config:
          - {os: ubuntu-latest, r: 'release'}
    env:
      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
      RSPM: ${{ matrix.config.rspm }}

    steps:
    - uses: actions/checkout@e2f20e631ae6d7dd3b768f56a5d2af784dd54791 # v2.5.0
      with:
        submodules: 'true'

    - uses: r-lib/actions/setup-r@e40ad904310fc92e96951c1b0d64f3de6cbe9e14 # v2.6.5
      with:
        r-version: ${{ matrix.config.r }}

    - name: Cache R packages
      uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed # v3.0.11
      with:
        path: ${{ env.R_LIBS_USER }}
        key: ${{ runner.os }}-r-${{ matrix.config.r }}-6-${{ hashFiles('R-package/DESCRIPTION') }}
        restore-keys: ${{ runner.os }}-r-${{ matrix.config.r }}-6-${{ hashFiles('R-package/DESCRIPTION') }}

    - name: Install dependencies
      shell: Rscript {0}
      run: |
        source("./R-package/tests/helper_scripts/install_deps.R")

    - name: Run lintr
      run: |
        MAKEFLAGS="-j$(nproc)" R CMD INSTALL R-package/
        Rscript tests/ci_build/lint_r.R $(pwd)

  test-R-on-Windows:
    runs-on: ${{ matrix.config.os }}
    name: Test R on OS ${{ matrix.config.os }}, R ${{ matrix.config.r }}, Compiler ${{ matrix.config.compiler }}, Build ${{ matrix.config.build }}
    strategy:
      fail-fast: false
      matrix:
        config:
          - {os: windows-latest, r: 'release', compiler: 'mingw', build: 'autotools'}
    env:
      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
      RSPM: ${{ matrix.config.rspm }}

    steps:
    - uses: actions/checkout@e2f20e631ae6d7dd3b768f56a5d2af784dd54791 # v2.5.0
      with:
        submodules: 'true'

    - uses: r-lib/actions/setup-r@e40ad904310fc92e96951c1b0d64f3de6cbe9e14 # v2.6.5
      with:
        r-version: ${{ matrix.config.r }}

    - name: Cache R packages
      uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed # v3.0.11
      with:
        path: ${{ env.R_LIBS_USER }}
        key: ${{ runner.os }}-r-${{ matrix.config.r }}-6-${{ hashFiles('R-package/DESCRIPTION') }}
        restore-keys: ${{ runner.os }}-r-${{ matrix.config.r }}-6-${{ hashFiles('R-package/DESCRIPTION') }}

    - uses: actions/setup-python@7f80679172b057fc5e90d70d197929d454754a5a # v4.3.0
      with:
        python-version: "3.8"
        architecture: 'x64'

    - uses: r-lib/actions/setup-tinytex@v2

    - name: Install dependencies
      shell: Rscript {0}
      run: |
        source("./R-package/tests/helper_scripts/install_deps.R")

    - name: Test R
      run: |
        python tests/ci_build/test_r_package.py --compiler='${{ matrix.config.compiler }}' --build-tool="${{ matrix.config.build }}" --task=check

  test-R-on-Debian:
    name: Test R package on Debian
    runs-on: ubuntu-latest
    container:
      image: rhub/debian-gcc-devel

    steps:
    - name: Install system dependencies
      run: |
        # Must run before checkout to have the latest git installed.
        # No need to add pandoc, the container has it figured out.
        apt update && apt install libcurl4-openssl-dev libssl-dev libssh2-1-dev libgit2-dev libglpk-dev libxml2-dev libharfbuzz-dev libfribidi-dev git -y

    - name: Trust git cloning project sources
      run: |
        git config --global --add safe.directory "${GITHUB_WORKSPACE}"

    - uses: actions/checkout@e2f20e631ae6d7dd3b768f56a5d2af784dd54791 # v2.5.0
      with:
        submodules: 'true'

    - name: Install dependencies
      shell: bash -l {0}
      run: |
        /tmp/R-devel/bin/Rscript -e "source('./R-package/tests/helper_scripts/install_deps.R')"

    - name: Test R
      shell: bash -l {0}
      run: |
        python3 tests/ci_build/test_r_package.py --r=/tmp/R-devel/bin/R --build-tool=autotools --task=check

    - uses: dorny/paths-filter@v2
      id: changes
      with:
        filters: |
          r_package:
            - 'R-package/**'

    - name: Run document check
      if: steps.changes.outputs.r_package == 'true'
      run: |
        python3 tests/ci_build/test_r_package.py --r=/tmp/R-devel/bin/R --task=doc