cython.yml

name: Cython

on:
  workflow_dispatch:
  pull_request:
    branches: [ main ]
    paths:
      - '.github/workflows/cython.yml'

  schedule:
  #        ┌───────────── minute (0 - 59)
  #        │ ┌───────────── hour (0 - 23)
  #        │ │ ┌───────────── day of the month (1 - 31)
  #        │ │ │ ┌───────────── month (1 - 12 or JAN-DEC)
  #        │ │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
  #        │ │ │ │ │
  - cron: "0 2 * * 0"

jobs:
  # This workflow contains a single job called "build"
  cython:
    name: Cython ${{ matrix.python_version }} ${{ matrix.os }} ${{ matrix.extra_cflags }}
    runs-on: ${{ matrix.os }}-latest
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu, windows, macOS]
        backend: [c]
        python_version: [pypy-3.10-nightly, pypy-3.9-nightly]
        extra_cflags: ['', '-DCYTHON_USE_TYPE_SPECS=1']
        include:
          - os: windows
            cflags: '/Od /W3'
          - os: ubuntu
            cflags: '-O0 -g3'
          - os: macOS
            cflags: '-O0 -g3 -Wno-parentheses-equality'

    timeout-minutes: 60
    env:
      BACKEND: ${{ matrix.backend }}
      PYTHON_VERSION: ${{ matrix.python_version }}
      USE_CCACHE: 1
      CCACHE_SLOPPINESS: "pch_defines,time_macros"
      CCACHE_COMPRESS: 1
      CCACHE_MAXSIZE: "200M"
      NO_CYTHON_COMPILE: 1
      CFLAGS: ${{ matrix.cflags }} ${{ matrix.extra_cflags }}


    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      - uses: actions/setup-python@v5.0.0
        with:
          python-version: ${{ matrix.python_version }}

      - uses: actions/checkout@v4.1.1
        with:
          fetch-depth: 1
          repository: cython/cython
          path: cy

      - name: install external dependencies
        if : ${{ matrix.os == 'ubuntu' }}
        run: |
          python -m pip install --upgrade pip
          python -m pip install numpy -Csetup-args="-Dallow-noblas=true"
          python -m pip install pythran --no-build-isolation

      - name: install external dependencies
        if : ${{ matrix.os == 'macos' }}
        run: |
          python -m pip install --upgrade pip
          python -m pip install numpy -Csetup-args="-Dallow-noblas=true"
          python -m pip install pythran --no-build-isolation

      - name: Enable long paths on Windows
        if: startsWith(runner.os, 'Windows')
        run: Set-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\FileSystem -Name LongPathsEnabled -Value 1
        shell: pwsh

      - name: test cython
        shell: bash
        run: |
          cd cy
          python -m pip install -U pip "setuptools<60" wheel
          #precompile _testmultiphase
          python -c "import _testmultiphase_build"
          # python setup.py build_ext -i  # pypy should be faster with pure python
          python runtests.py -vv --no-code-style -x Debugger -x pyximport --backends=${{ matrix.backend }} -j5