windows.yml

name: Windows Meson tests

on:
  push:
    branches:
      - main
      - maintenance/**
  pull_request:
    branches:
      - main
      - maintenance/**

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

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  test:
    name: Meson Windows tests
    # Ensure (a) this doesn't run on forks by default, and
    #        (b) it does run with Act locally (`github` doesn't exist there)
    if: "github.repository == 'scipy/scipy' || github.repository == ''"
    runs-on: windows-2019
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive
      - name: Setup Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.10'
          architecture: 'x64'
          cache: 'pip'
          cache-dependency-path: 'environment.yml'
      - name: install-rtools
        run: |
          choco install rtools --no-progress
          echo "c:\rtools40\ucrt64\bin;" >> $env:GITHUB_PATH
      - name: show-gfortran
        run: |
          gcc --version
          gfortran --version
      - name: pip-packages
        run: |
          pip install numpy==1.22.2 cython pybind11 pythran meson ninja pytest pytest-xdist pytest-timeout pooch rich_click click doit pydevtool
      - name: openblas-libs
        run: |
          # Download and install pre-built OpenBLAS library
          # Built with mingw-w64, -ucrt -static.
          # https://github.com/matthew-brett/openblas-libs/blob/ucrt-build/build_openblas.ps1
          choco install wget unzip -y --no-progress
          wget -q https://anaconda.org/multibuild-wheels-staging/openblas-libs/v0.3.20-571-g3dec11c6/download/openblas-v0.3.20-571-g3dec11c6-win_amd64-gcc_10_3_0.zip
          unzip -d c:\opt openblas-v0.3.20-571-g3dec11c6-win_amd64-gcc_10_3_0.zip
          echo "PKG_CONFIG_PATH=c:\opt\64\lib\pkgconfig;" >> $env:GITHUB_ENV
      - name: build
        run: |
          echo "SCIPY_USE_PROPACK=1" >> $env:GITHUB_ENV
          python dev.py build -j 2 --win-cp-openblas

          # following steps are required because the build step does not put
          # the *.pyd files in build-install! Furthermore the --win-cp-openblas
          # option does not seem to copy libopenblas*.dll, so manually copy it.
          cd build
          meson install
          cd ..
          cp C:\opt\64\bin\*.dll $pwd\build-install\Lib\site-packages\scipy\.libs\
          echo "PYTHONPATH=$PWD\build-install\Lib\site-packages" >> $env:GITHUB_ENV
          python tools\openblas_support.py --write-init $PWD\build-install\Lib\site-packages\scipy\
      - name: test
        run: |
          Get-ChildItem env:
          cd $env:PYTHONPATH
          python -c "import sys; import scipy; sys.exit(not scipy.test())"