ci.yml

name: Tests

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - master
      - stable
      - v*

concurrency:
  group: test-${{ github.ref }}
  cancel-in-progress: false

jobs:
  # This is the "main" test suite, which tests a large number of different
  # versions of default compilers and Python versions in GitHub Actions.
  standard:
    strategy:
      fail-fast: false
      matrix:
        os: ['ubuntu-latest', 'windows-2022', 'macos-13']
        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13.0-rc.2', 'pypy3.9-v7.3.16', 'pypy3.10-v7.3.17']

    name: "Python ${{ matrix.python }} / ${{ matrix.os }}"
    runs-on: ${{ matrix.os }}

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true

    - name: Setup Python ${{ matrix.python }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python }}
        cache: 'pip'

    - name: Install the latest CMake
      uses: lukka/get-cmake@latest

    - name: Install Eigen
      if: matrix.os == 'ubuntu-latest'
      run: sudo apt-get -y install libeigen3-dev

    - name: Install PyTest
      run: |
        python -m pip install pytest pytest-github-actions-annotate-failures typing_extensions

    - name: Install NumPy
      if: ${{ !startsWith(matrix.python, 'pypy') && !contains(matrix.python, 'rc.2') }}
      run: |
        python -m pip install numpy scipy

    - name: Configure
      run: >
        cmake -S . -B build -DNB_TEST_STABLE_ABI=ON -DNB_TEST_SHARED_BUILD="$(python3 -c 'import sys; print(int(sys.version_info.minor>=11))')"

    - name: Build C++
      run: cmake --build build -j 2

    - name: Run tests
      run: >
        cd build;
        python -m pytest

  nvcc-ubuntu:
    runs-on: ubuntu-latest
    container: nvidia/cuda:12.5.1-devel-ubuntu24.04
    name: "Python 3 / NVCC (CUDA 12.6.1) / ubuntu-latest"

    steps:
    - name: Install dependencies
      run: apt-get update && DEBIAN_FRONTEND="noninteractive" apt-get install -y cmake git python3-dev python3-pytest python3-pip libeigen3-dev python3-typing-extensions python3-numpy

    - uses: actions/checkout@v4
      with:
        submodules: true

    - name: Configure
      run: >
        cmake -S . -B build -DNB_TEST_CUDA=ON

    - name: Build C++
      run: cmake --build build -j 2

    - name: Run tests
      run: >
        cd build;
        python3 -m pytest

  old-compilers:
    strategy:
      fail-fast: false
      matrix:
        include:
          - cc: gcc-8
            cxx: g++-8
            apt: gcc-8 g++-8
          - cc: gcc-9
            cxx: g++-9
            apt: gcc-9
          - cc: clang-8
            cxx: clang++-8
            apt: clang-8
          - cc: clang-9
            cxx: clang++-9
            apt: clang-9
          - cc: clang-10
            cxx: clang++-10
            apt: clang-10

    runs-on: ubuntu-20.04
    name: "${{matrix.cc}} on Ubuntu 20.04"
    env:
      CC: ${{matrix.cc}}
      CXX: ${{matrix.cxx}}

    steps:
    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install python3-numpy python3-pytest libeigen3-dev ${{matrix.apt}}
        python3 -m pip install typing_extensions

    - uses: actions/checkout@v4
      with:
        submodules: true

    - name: Configure
      run: cmake -S . -B build

    - name: Build C++
      run: cmake --build build -j 2

    - name: Run tests
      run: >
        cd build;
        python -m pytest

  free-threaded:
    name: "Python 3.13-dev / ubuntu.latest [free-threaded]"
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true

    - uses: deadsnakes/action@v3.1.0
      with:
        python-version: 3.13-dev
        nogil: true

    - name: Install the latest CMake
      uses: lukka/get-cmake@latest

    - name: Install PyTest
      run: |
        python -m pip install pytest pytest-github-actions-annotate-failures

    - name: Configure
      run: >
        cmake -S . -B build -DNB_TEST_FREE_THREADED=ON

    - name: Build C++
      run: cmake --build build -j 2

    - name: Run tests
      run: >
        cd build;
        python -m pytest