ci.yml

name: Continous integration

on:
  pull_request:
    paths-ignore:
      - 'docs/**'
      - '*.rst'
  push:
    branches:
      - develop
      - main
    tags:
      - "*"

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Set up Python 3.8
        uses: actions/setup-python@v2.2.1
        with:
          python-version: "3.8"
      - name: Install tox
        run: pip install tox
      - name: Lint
        run: tox -e lint

  package-checks:
    strategy:
      matrix:
        tox_env:
          - docs
          - twine_check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Set up Python 3.8
        uses: actions/setup-python@v2.2.1
        with:
          python-version: 3.8
      - name: Install tox and upgrade setuptools and pip
        run: pip install --upgrade tox setuptools pip
      - name: Run tox -e ${{ matrix.tox_env }}
        run: tox -e ${{ matrix.tox_env }}

  test-static:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        python-version:
          - "3.8"
          - "3.9"
          - "3.10"
          - "3.11"
          - "3.12"
          - "3.13-dev"
          - "pypy-3.9"
          - "pypy-3.10"
        os: ["ubuntu-latest"]
        include:
          - os: "macos-14"  # For m1 macos
            python-version: "3.12"
          - os: "macos-13"  # for x86 macos
            python-version: "3.8"
          - os: "windows-latest"
            python-version: "3.8"
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2.2.1
        with:
          python-version: ${{ matrix.python-version }}
      - name: Install tox and upgrade setuptools
        run: pip install --upgrade tox setuptools
      - name: Set MSVC developer prompt
        uses: ilammy/msvc-dev-cmd@v1.6.0
        if: runner.os == 'Windows'
      - name: Install build dependencies (MacOS)
        run: brew install make
        if: runner.os == 'macOS'
      - name: Run tests
        run: tox
      - name: Upload coverage report
        uses: codecov/codecov-action@v1

  test-arch:
    if: startsWith(github.ref, 'refs/tags') || github.ref == 'refs/heads/develop' || github.ref == 'refs/heads/main'
    runs-on: "ubuntu-latest"
    strategy:
      matrix:
        python_version:
          - "3.8"
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - uses: uraimo/run-on-arch-action@v2.5.0
        name: Build & run test
        with:
          arch: none
          distro: none
          base_image: "--platform=linux/arm64 quay.io/pypa/manylinux2014_aarch64"
          # versioningit needs an accessible git repository but the container
          # is run as root, which is different from the repository user.
          # use git config to override this.
          run: |-
            git config --global --add safe.directory $PWD
            CFLAGS="-DNDEBUG -g0" python${{matrix.python_version}} -m pip install . pytest
            python${{matrix.python_version}} -m pytest tests

  # Test if the python-zlib-ng conda package can be build. Which is linked
  # dynamically to the conda zlib-ng package.
  test-dynamic:
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        # This is needed for miniconda, see:
        # https://github.com/marketplace/actions/setup-miniconda#important.
        shell: bash -l {0}
    strategy:
      matrix:
        os:
          - "ubuntu-latest"
          - "macos-13"
          - "macos-14"
          - "windows-latest"
        python_version: [ "python" ]
        include:
          - os: "ubuntu-latest"
            python_version: "pypy"
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Install miniconda.
        uses: conda-incubator/setup-miniconda@v3 # https://github.com/conda-incubator/setup-miniconda.
        with:
          channels: conda-forge,defaults
      - name: Install requirements (universal)
        run: conda install zlib-ng ${{ matrix.python_version}} tox
      - name: Set MSVC developer prompt
        uses: ilammy/msvc-dev-cmd@v1.6.0
        if: runner.os == 'Windows'
      - name: Run tests (dynamic link)
        run: tox
        env:
          PYTHON_ZLIB_NG_LINK_DYNAMIC: True

  deploy:
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
    runs-on: ${{ matrix.os }}
    needs:
      - lint
      - package-checks
      - test-static
      - test-dynamic
      - test-arch
    strategy:
      matrix:
        os:
          - ubuntu-latest
          - macos-13
          - macos-14
          - windows-latest
        cibw_archs_linux: ["x86_64"]
        build_sdist: [true]
        include:
          - os: "ubuntu-latest"
            cibw_archs_linux: "aarch64"
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: 0  # Fetch everything to get accurately versioned tag.
      - uses: actions/setup-python@v2
        name: Install Python
      - name: Install cibuildwheel twine build
        run: python -m pip install cibuildwheel twine build
      - name: Install build dependencies (Macos)
        run: brew install make
        if: runner.os == 'macOS'
      - name: Set MSVC developer prompt
        uses: ilammy/msvc-dev-cmd@v1.6.0
        if: runner.os == 'Windows'
      - name: Set up QEMU
        if: ${{runner.os == 'Linux' && matrix.cibw_archs_linux == 'aarch64'}}
        uses: docker/setup-qemu-action@v1.0.1
        with:
          platforms: arm64
      - name: Build wheels
        run: cibuildwheel --output-dir dist
        env:
          # Skip 32 bit, macosx_arm64 causes issues on cpython 3.8
          CIBW_SKIP: "*-win32 *-manylinux_i686 cp38-macosx_arm64"
          CIBW_ARCHS_LINUX: ${{ matrix.cibw_archs_linux }}
          CIBW_TEST_REQUIRES: "pytest"
          # Simple tests that requires the project to be build correctly
          CIBW_TEST_COMMAND_LINUX: >-
            pytest {project}/tests/test_zlib_compliance.py 
            {project}/tests/test_gzip_compliance.py
            {project}/tests/test_gzip_ng.py
          CIBW_TEST_COMMAND_MACOS: >-
            pytest {project}/tests/test_zlib_compliance.py 
            {project}/tests/test_gzip_compliance.py
            {project}/tests/test_gzip_ng.py
          # Windows does not have the test module in the included python.
          # Run compatibility tests instead.
          CIBW_TEST_COMMAND_WINDOWS: >-
            pytest {project}/tests/test_compat.py
            {project}/tests/test_gzip_ng.py
          CIBW_ENVIRONMENT_LINUX: >-
            PYTHON_ZLIB_NG_BUILD_CACHE=True
            PYTHON_ZLIB_NG_BUILD_CACHE_FILE=/tmp/build_cache
            CFLAGS="-g0 -DNDEBUG"
          CIBW_ENVIRONMENT_WINDOWS: >-
            PYTHON_ZLIB_NG_BUILD_CACHE=True
            PYTHON_ZLIB_NG_BUILD_CACHE_FILE=${{ runner.temp }}\build_cache
          CIBW_ENVIRONMENT_MACOS: >-
            PYTHON_ZLIB_NG_BUILD_CACHE=True
            PYTHON_ZLIB_NG_BUILD_CACHE_FILE=${{ runner.temp }}/build_cache
            CFLAGS="-g0 -DNDEBUG"
      - name: Build sdist
        if: ${{runner.os == 'Linux' && matrix.cibw_archs_linux == 'x86_64'}}
        run:
            python -m build --sdist
      - uses: actions/upload-artifact@v2
        with:
          name: "dist"
          path: "dist/"
      - name: Publish package to TestPyPI
        # pypa/gh-action-pypi-publish@master does not work on OSX
        # Alpha, Beta and dev releases contain a - in the tag.
        if: contains(github.ref, '-') && startsWith(github.ref, 'refs/tags')
        run: twine upload --skip-existing -r testpypi dist/*
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.TEST_PYPI_API_TOKEN }}
      - name: Publish package to PyPI
        if: "!contains(github.ref, '-') && startsWith(github.ref, 'refs/tags')"
        run: twine upload --skip-existing dist/*
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}