main.yml

name: "Tests"

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

permissions: {}

jobs:
  Lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: "3.8"
      - name: Install poetry
        run: pipx install poetry
      - name: Linting
        run: make lint


  Tests:
    name: ${{ matrix.os }} / py${{ matrix.python-version }} / poetry${{ matrix.poetry-version }}
    runs-on: ${{ matrix.image }}
    strategy:
      matrix:
        os: [Ubuntu, macOS, Windows]
        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
        poetry-version: ["==1.7.0", "==1.7.1", "==1.8.0", "==1.8.1", "==1.8.2", "==1.8.3", "==1.8.4", "==1.8.5", "==2.0.0", "==2.0.1", ""]
        exclude:
          - python-version: "3.8"
            poetry-version: "==2.0.0"
          - python-version: "3.8"
            poetry-version: "==2.0.1"
          - python-version: "3.8"
            poetry-version: ""
        include:
          - os: Ubuntu
            image: ubuntu-latest
          - os: Windows
            image: windows-latest
          - os: macOS
            image: macos-latest
      fail-fast: false
    defaults:
      run:
        shell: bash
    needs: Lint
    env:
      OS: ${{ matrix.os }}
      PYTHON: ${{ matrix.python-version }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}
          allow-prereleases: true

      - name: Get full Python version
        id: full-python-version
        run: echo "version=$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")" >> $GITHUB_OUTPUT

      - name: Install poetry
        shell: bash
        run: |
          pipx install poetry${{ matrix.poetry-version }}
          pipx ensurepath

      # as the poetry version specification will modify the lock, need to calculate the hash once, to be able to correctly cache the result
      - name: Get repo lock hash
        id: repo-lock-hash
        run: |
          echo "hash=$(git hash-object poetry.lock)" >> $GITHUB_OUTPUT

      - name: Set up cache
        uses: actions/cache/restore@v4
        id: cache
        with:
          path: .venv
          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ matrix.poetry-version }}-${{ steps.repo-lock-hash.outputs.hash }}

      - name: Ensure cache is healthy
        if: steps.cache.outputs.cache-hit == 'true'
        run: timeout 10s poetry run pip --version || rm -rf .venv

      - name: Latest pip
        run: |
          python -m pip install --upgrade pip

      - name: Specify python version (poetry>=2.0) (non-macOS)
        # As poetry>=2.0 is incompatible with python==3.8 (which we want to allow to allow poetry<2.0), we also pin the python version
        if: (startsWith(matrix.poetry-version, '==2') || matrix.poetry-version == '') && runner.os != 'macOS'
        run: |
          sed -i "s/^python = \".*\"/python = \"~${{ matrix.python-version }}.0\"/" pyproject.toml

      - name: Specify python version (poetry>=2.0) (macOs)
        # need different sed command because it is zsh
        if: (startsWith(matrix.poetry-version, '==2') || matrix.poetry-version == '') && runner.os == 'macOS'
        run: |
          sed -i '' "s/^python = \".*\"/python = \"~${{ matrix.python-version }}.0\"/" pyproject.toml

      - name: Specify poetry version (windows)
        # Pinning to a specific poetry version, such that we can verify test suite with that specific version
        # because $(which python) returns / paths, while poetry wants \ paths
        if: runner.os == 'Windows'
        run: |
          poetry config virtualenvs.prefer-active-python true || echo "probably on Poetry>=2.0.0"
          echo "Python version = $(python --version)"
          echo "Poetry's Python version = $(poetry run python --version)"
          echo "Poetry version = $(poetry --version)"
          poetry remove poetry poetry-core
          poetry add poetry${{ matrix.poetry-version }}
          echo "Poetry's Python version = $(poetry run python --version)"
          echo "Poetry version within poetry venv = $(poetry run poetry --version)"

      - name: Specify poetry version (non-windows)
        if: runner.os != 'Windows'
        run: |
          poetry env use $(which python)
          echo "Python version = $(python --version)"
          echo "Poetry's Python version = $(poetry run python --version)"
          echo "Poetry version = $(poetry --version)"
          poetry remove poetry poetry-core
          poetry add poetry${{ matrix.poetry-version }}
          echo "Poetry's Python version = $(poetry run python --version)"
          echo "Poetry version within poetry venv = $(poetry run poetry --version)"

      # because our poetry update modifies the cache
      - name: Update cache
        id: cache-save
        uses: actions/cache/save@v4
        with:
          path: .venv
          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ matrix.poetry-version }}-${{ steps.repo-lock-hash.outputs.hash }}

      - name: Install dependencies
        run: |
          poetry install --sync --with github-actions
          touch .venv/.touchfile

      - name: Coverage for pytest
        run: make test

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v4.3.0
        with:
          env_vars: OS,PYTHON
          token: ${{ secrets.CODECOV_TOKEN }}
          fail_ci_if_error: true
          flags: unittests
          files: ./coverage/coverage.xml
          slug: gerbenoostra/poetry-plugin-mono-repo-deps