tests.yml

name: tests

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

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  pytest:
    runs-on: ${{ matrix.os }}-latest
    env:
      FORCE_COLOR: true
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu
          - macos
          - windows
        python:
          - 'pypy-3.8'
          - 'pypy-3.9'
          - '3.7'
          - '3.8'
          - '3.9'
          - '3.10'
          - '3.11-dev'

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up target Python
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python }}

      - name: Pick environment to run
        run: |
          import platform
          import os
          import sys
          if platform.python_implementation() == 'PyPy':
              base = f'pypy{sys.version_info.major}.{sys.version_info.minor}'
          else:
              base = f'{sys.version_info.major}.{sys.version_info.minor}'
          env = f'BASE={base}\n'
          print(f'Picked:\n{env}for {sys.version}')
          with open(os.environ['GITHUB_ENV'], 'a', encoding='utf-8') as file:
              file.write(env)
        shell: python

      - name: Set up Python for nox
        uses: actions/setup-python@v2
        with:
          python-version: 3.9

      - name: Install nox
        run: |
            python -m pip install nox
            nox --version

      - name: Run tests
        run: nox -v -s test-${{ env.BASE }}

      - name: Send coverage report
        uses: codecov/codecov-action@v1
        if: ${{ always() }}
        env:
          PYTHON: ${{ matrix.python }}
        with:
          flags: tests
          env_vars: PYTHON
          name: ${{ matrix.python }}