github-ci.yaml

# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: CI

on:
  push:
    branches:
      - main
    paths-ignore:
      - '**/*.md'
      - '**/*.rst'
  pull_request:
    branches:
      - main
    paths-ignore:
      - '**/*.md'
      - '**/*.rst'
  workflow_dispatch:

jobs:
  test_windows:
    name: pytest on windows
    runs-on: windows-latest
    steps:
    - name: Checkout Code
      uses: actions/checkout@v4
      with:
        submodules: 'recursive'
    - name: Setup Python (3.11+)
      uses: actions/setup-python@v5
      with:
        python-version: 3.12  # latest stable python
        allow-prereleases: true
    - name: Upgrade pip
      run: |
        python -m pip install --upgrade pip
    - name: Install requirements (Python 3.11+)
      run: |
        pip install -r requirements/ci-3.11.txt
    - name: Install cryptography
      run: |
        pip install cryptography
    - name: Install pypdf
      run: |
        pip install .
    - name: Prepare
      run: |
        python -c "from tests import download_test_pdfs; download_test_pdfs()"
    - name: Test with pytest
      run: |
        python -m pytest tests --cov=pypdf --cov-append -n auto -vv


  tests:
    name: "pytest on ${{ matrix.python-version }} (crypto-lib: ${{ matrix.use-crypto-lib }})"
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
        use-crypto-lib: ["cryptography"]
        include:
          - python-version: "3.7"
            use-crypto-lib: "pycryptodome"
          - python-version: "3.7"
            use-crypto-lib: "none"
    steps:
    - name: Update APT packages
      run:
        sudo apt-get update
    - name: Install APT dependencies
      run:
        sudo apt-get install ghostscript
    - name: Checkout Code
      uses: actions/checkout@v4
      with:
        submodules: 'recursive'
    - name: Cache Downloaded Files
      id: cache-downloaded-files
      uses: actions/cache@v4
      with:
        path: '**/tests/pdf_cache/*'
        key: cache-downloaded-files
    - name: Setup Python
      uses: actions/setup-python@v5
      if: matrix.python-version == '3.7' || matrix.python-version == '3.8' || matrix.python-version == '3.9' || matrix.python-version == '3.10'
      with:
        python-version: ${{ matrix.python-version }}
        cache: 'pip'
        cache-dependency-path: '**/requirements/ci.txt'
    - name: Setup Python (3.11+)
      uses: actions/setup-python@v5
      if: matrix.python-version == '3.11' || matrix.python-version == '3.12'
      with:
        python-version: ${{ matrix.python-version }}
        allow-prereleases: true
        cache: 'pip'
        cache-dependency-path: '**/requirements/ci-3.11.txt'
    - name: Upgrade pip
      run: |
        python -m pip install --upgrade pip
    - name: Install requirements (Python 3)
      run: |
        pip install -r requirements/ci.txt
      if: matrix.python-version == '3.7' || matrix.python-version == '3.8' || matrix.python-version == '3.9' || matrix.python-version == '3.10'
    - name: Install requirements (Python 3.11+)
      run: |
        pip install -r requirements/ci-3.11.txt
      if: matrix.python-version == '3.11' || matrix.python-version == '3.12'
    - name: Remove pycryptodome and cryptography
      run: |
        pip uninstall pycryptodome cryptography -y
    - name: Install cryptography
      run: |
        pip install cryptography
      if: matrix.use-crypto-lib == 'cryptography'
    - name: Install pycryptodome
      run: |
        pip install pycryptodome
      if: matrix.use-crypto-lib == 'pycryptodome'
    - name: Install pypdf
      run: |
        pip install .
    - name: Prepare
      run: |
        python -c "from tests import download_test_pdfs; download_test_pdfs()"
    - name: Test with pytest
      run: |
        python -m pytest tests --cov=pypdf --cov-append -n auto -vv
    - name: Rename coverage data file
      run: mv .coverage ".coverage.$RANDOM"
    - name: Upload coverage data
      uses: actions/upload-artifact@v4
      with:
        name: coverage-data.${{ matrix.python-version }}-${{ matrix.use-crypto-lib }}
        path: .coverage.*
        if-no-files-found: ignore

  codestyle:
    name: Check code style issues
    runs-on: ubuntu-20.04
    steps:
    - name: Checkout Code
      uses: actions/checkout@v4
      with:
        submodules: 'recursive'
    - name: Setup Python 3.11
      uses: actions/setup-python@v5
      with:
        python-version: "3.11"
        cache: 'pip'
        cache-dependency-path: '**/requirements/ci-3.11.txt'
    - name: Upgrade pip
      run: |
        python -m pip install --upgrade pip
    - name: Install requirements
      run: |
        pip install -r requirements/ci-3.11.txt
    - name: Install pypdf
      run: |
        pip install .
    - name: Test with ruff
      run: |
        echo `ruff --version`
        ruff .
    - name: Test with mypy
      run : |
        mypy pypdf
    - name: Test docs build
      run: |
        pip install -r requirements/docs.txt
        sphinx-build -n -W --keep-going -T -b html docs build/sphinx/html

  package:
    name: Build & verify package
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: ${{env.PYTHON_LATEST}}

      - run: python -m pip install flit check-wheel-contents
      - run: flit build
      - run: ls -l dist
      - run: check-wheel-contents dist/*.whl

      - name: Test installing package
        run: python -m pip install .

      - name: Test running installed package
        working-directory: /tmp
        run: python -c "import pypdf;print(pypdf.__version__)"

  coverage:
    name: Combine & check coverage.
    runs-on: ubuntu-latest
    needs: tests

    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          # Use latest Python, so it understands all syntax.
          python-version: ${{env.PYTHON_LATEST}}

      - run: python -m pip install --upgrade coverage[toml]

      - uses: actions/download-artifact@v4
        with:
          pattern: coverage-data*
          merge-multiple: true

      - name: Check Number of Downloaded Files
        run: |
          downloaded_files_count=$(find \.coverage* -type f | wc -l)
          if [ $downloaded_files_count -eq 8 ]; then
            echo "The expected number of files (8) were downloaded."
          else
            echo "ERROR: Expected 8 files, but found $downloaded_files_count files."
            exit 1
          fi

      - name: Combine coverage & create xml report
        run: |
          python -m coverage combine
          python -m coverage xml
      - name: Upload Coverage to Codecov
        uses: codecov/codecov-action@v4
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          files: ./coverage.xml