ci.yml

name: Arraymancer CI
on:
  push:
    branches:
    - master
  pull_request:
    branches:
    - master

jobs:
  build:
    strategy:
      fail-fast: false
      max-parallel: 20
      matrix:
        # branch: [version-1-0, version-1-2, version-1-4, version-1-6] # [devel]
        nim: ['version-1-6', 'version-2-0', 'devel'] # 'devel'
        target:
          - os: linux
            cpu: amd64
          # TODO: https://github.com/mratsim/Arraymancer/issues/511
          # - os: linux
          #   cpu: i386
          - os: macos
            cpu: amd64
          # TODO: install openblas or lapack
          # - os: windows
          #   cpu: amd64
          # - os: windows
          #   cpu: i386
        test_lang: [c] # cpp not configured
        include:
          - target:
              os: linux
            builder: ubuntu-20.04
            shell: bash
          - target:
              os: macos
            builder: macos-11
            shell: bash
          # - target:
          #     os: windows
          #   builder: windows-2019
          #   shell: msys2 {0}

    defaults:
      run:
        shell: ${{ matrix.shell }}

    name: '${{ matrix.target.os }}-${{ matrix.target.cpu }}-${{ matrix.test_lang }} (${{ matrix.nim}})'
    runs-on: ${{ matrix.builder }}
    steps:
      - name: Get branch name
        shell: bash
        run: |
          if [[ '${{  github.event_name }}' == 'pull_request' ]]; then
            echo "##[set-output name=branch_name;]$(echo ${GITHUB_HEAD_REF})"
            echo "Branch found (PR): ${GITHUB_HEAD_REF}"
          else
            echo "##[set-output name=branch_name;]$(echo ${GITHUB_REF#refs/heads/})"
            echo "Branch found (not PR): ${GITHUB_REF#refs/heads/}"
          fi
        id: get_branch

      - name: Cancel Previous Runs (except master)
        if: >
          steps.get_branch.outputs.branch_name != 'master'
        uses: styfle/cancel-workflow-action@0.5.0
        with:
          access_token: ${{ github.token }}

      - name: Checkout arraymancer
        uses: actions/checkout@v2
        with:
          path: arraymancer
          submodules: true

      - name: Install build dependencies (Linux i386)
        if: runner.os == 'Linux' && matrix.target.cpu == 'i386'
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-fast update -qq
          sudo DEBIAN_FRONTEND='noninteractive' apt-fast install \
            --no-install-recommends -yq gcc-multilib g++-multilib \
            libssl-dev:i386
          mkdir -p external/bin
          cat << EOF > external/bin/gcc
          #!/bin/bash
          exec $(which gcc) -m32 "\$@"
          EOF
          cat << EOF > external/bin/g++
          #!/bin/bash
          exec $(which g++) -m32 "\$@"
          EOF
          chmod 755 external/bin/gcc external/bin/g++
          echo '${{ github.workspace }}/external/bin' >> $GITHUB_PATH

      - name: MSYS2 (Windows i386)
        if: runner.os == 'Windows' && matrix.target.cpu == 'i386'
        uses: msys2/setup-msys2@v2
        with:
          path-type: inherit
          msystem: MINGW32
          # update: true
          install: >-
            base-devel
            git
            mingw-w64-i686-toolchain

      - name: MSYS2 (Windows amd64)
        if: runner.os == 'Windows' && matrix.target.cpu == 'amd64'
        uses: msys2/setup-msys2@v2
        with:
          path-type: inherit
          # update: true
          install: >-
            base-devel
            git
            mingw-w64-x86_64-toolchain

      - name: Restore Nim DLLs dependencies (Windows) from cache
        if: runner.os == 'Windows'
        id: windows-dlls-cache
        uses: actions/cache@v2
        with:
          path: external/dlls
          key: 'dlls'

      - name: Install DLL dependencies (Windows)
        if: >
          steps.windows-dlls-cache.outputs.cache-hit != 'true' &&
          runner.os == 'Windows'
        run: |
          mkdir external
          curl -L "https://nim-lang.org/download/windeps.zip" -o external/windeps.zip
          7z x external/windeps.zip -oexternal/dlls

      - name: Path to cached dependencies (Windows)
        if: >
          runner.os == 'Windows'
        run: |
          echo '${{ github.workspace }}'"/external/dlls" >> $GITHUB_PATH

      - name: Derive environment variables
        run: |
          if [[ '${{ matrix.target.cpu }}' == 'amd64' ]]; then
            PLATFORM=x64
          else
            PLATFORM=x86
          fi
          echo "PLATFORM=${PLATFORM}" >> $GITHUB_ENV

          if [[ '${{ matrix.target.os }}' == 'windows' ]]; then
            MAKE_CMD="mingw32-make"
          else
            MAKE_CMD="make"
          fi
          echo "MAKE_CMD=$MAKE_CMD" >> $GITHUB_ENV

          ncpu=''
          case '${{ runner.os }}' in
          'Linux')
            ncpu=$(nproc)
            ;;
          'macOS')
            ncpu=$(sysctl -n hw.ncpu)
            ;;
          'Windows')
            ncpu=${NUMBER_OF_PROCESSORS}
            ;;
          esac
          [[ -z "$ncpu" || $ncpu -le 0 ]] && ncpu=1
          echo "ncpu=${ncpu}" >> $GITHUB_ENV

      - uses: alaviss/setup-nim@0.1.1
        with:
          path: 'nim'
          version: ${{ matrix.nim }}

      - name: Install dependencies (Linux 32-bit)
        if: runner.os == 'Linux' && matrix.target.cpu == 'i386'
        run: |
          sudo DEBIAN_FRONTEND='noninteractive' apt-fast install \
          --no-install-recommends -yq \
          libopenblas-dev:i386

      # Apple Accelerate installed by default
      # - name: Install dependencies (macOS)
      #   if: runner.os == 'macOS'
      #   run: brew install openblas

      - name: Install dependencies (Windows)
        if: runner.os == 'Windows' && matrix.target.cpu == 'amd64'
        shell: msys2 {0}
        run: |
          pacman -S --needed --noconfirm mingw-w64-x86_64-​lapack

      - name: Install dependencies (Windows)
        if: runner.os == 'Windows' && matrix.target.cpu == 'i386'
        shell: msys2 {0}
        run: |
          pacman -S --needed --noconfirm mingw-w64-i686-​lapack

      - name: Restore datasets cache
        id: datasets-cache
        uses: actions/cache@v1
        with:
          path: ~/.cache/arraymancer
          key: 'datasets'

      - name: Run Arraymancer tests
        working-directory: arraymancer
        run: |
          export ARRAYMANCER_TEST_LANG=${{ matrix.test_lang }}
          nimble install -y --depsOnly
          # Run the tests.
          nimble test

      - name: Run Arraymancer tests with ORC
        working-directory: arraymancer
        run: |
          export ARRAYMANCER_TEST_LANG=${{ matrix.test_lang }}
          nimble install -y --depsOnly
          # Run the tests.
          nimble test_orc_release

      - name: Build docs
        if: >
          github.event_name == 'push' && github.ref == 'refs/heads/master' &&
          matrix.target.os == 'linux' && matrix.nim == 'version-2-0'
        shell: bash
        run: |
          cd arraymancer
          # need to call `develop`, otherwise `docs.nim` logic breaks
          nimble install -y nimhdf5
          nimble develop -y
          nimble gen_docs
          cp docs/build/{the,}index.html || true

      - name: Publish docs
        if: >
          github.event_name == 'push' && github.ref == 'refs/heads/master' &&
          matrix.target.os == 'linux' && matrix.nim == 'version-2-0'
        uses: crazy-max/ghaction-github-pages@v1
        with:
          build_dir: arraymancer/docs/build
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}