ci.yml

name: Continuous integration

on: [pull_request]

jobs:
  run:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: [3.9]
      fail-fast: false

    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 2

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v1
        with:
          python-version: ${{ matrix.python-version }}

      - name: Bootstrap poetry
        shell: bash
        run: |
          python -m ensurepip
          python -m pip install --upgrade pip
          python -m pip install poetry

      - name: Configure poetry
        shell: bash
        run: |
          python -m poetry config virtualenvs.in-project true

      - name: Set up cache
        uses: actions/cache@v2
        id: cache
        with:
          path: .venv
          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}

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

      - name: Install dependencies
        shell: bash
        run: |
          python -m poetry install