name: Upstream

on:
  workflow_dispatch:
  pull_request:

concurrency:
  group: upstream-${{ github.ref }}
  cancel-in-progress: true

env:
  PIP_ONLY_BINARY: numpy

jobs:
  standard:
    name: "🐍 3.11 dev • ubuntu-latest • x64"
    runs-on: ubuntu-latest
    if: "contains(github.event.pull_request.labels.*.name, 'python dev')"

    steps:
    - uses: actions/checkout@v2

    - name: Setup Python 3.11
      uses: actions/setup-python@v2
      with:
        python-version: "3.11-dev"

    - name: Setup Boost (Linux)
      if: runner.os == 'Linux'
      run: sudo apt-get install libboost-dev

    - name: Update CMake
      uses: jwlawson/actions-setup-cmake@v1.11

    - name: Prepare env
      run: |
        python -m pip install -r tests/requirements.txt

    - name: Setup annotations on Linux
      if: runner.os == 'Linux'
      run: python -m pip install pytest-github-actions-annotate-failures

    # First build - C++11 mode and inplace
    - name: Configure C++11
      run: >
        cmake -S . -B .
        -DPYBIND11_WERROR=ON
        -DDOWNLOAD_CATCH=ON
        -DDOWNLOAD_EIGEN=ON
        -DCMAKE_CXX_STANDARD=11

    - name: Build C++11
      run: cmake --build . -j 2

    - name: Python tests C++11
      run: cmake --build . --target pytest -j 2

    - name: C++11 tests
      run: cmake --build .  --target cpptest -j 2

    - name: Interface test C++11
      run: cmake --build . --target test_cmake_build

    - name: Clean directory
      run: git clean -fdx

    # Second build - C++17 mode and in a build directory
    - name: Configure C++17
      run: >
        cmake -S . -B build2
        -DPYBIND11_WERROR=ON
        -DDOWNLOAD_CATCH=ON
        -DDOWNLOAD_EIGEN=ON
        -DCMAKE_CXX_STANDARD=17
        ${{ matrix.args }}
        ${{ matrix.args2 }}

    - name: Build
      run: cmake --build build2 -j 2

    - name: Python tests
      run: cmake --build build2 --target pytest

    - name: C++ tests
      run: cmake --build build2 --target cpptest

    # Third build - C++17 mode with unstable ABI
    - name: Configure (unstable ABI)
      run: >
        cmake -S . -B build3
        -DPYBIND11_WERROR=ON
        -DDOWNLOAD_CATCH=ON
        -DDOWNLOAD_EIGEN=ON
        -DCMAKE_CXX_STANDARD=17
        -DPYBIND11_INTERNALS_VERSION=10000000
        "-DPYBIND11_TEST_OVERRIDE=test_call_policies.cpp;test_gil_scoped.cpp;test_thread.cpp"
        ${{ matrix.args }}

    - name: Build (unstable ABI)
      run: cmake --build build3 -j 2

    - name: Python tests (unstable ABI)
      run: cmake --build build3 --target pytest

    - name: Interface test
      run: cmake --build build2 --target test_cmake_build

    # This makes sure the setup_helpers module can build packages using
    # setuptools
    - name: Setuptools helpers test
      run: pytest tests/extra_setuptools