# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt

name: "Tests"

on:
  push:
    branches:
      - master
  pull_request:
  workflow_dispatch:

defaults:
  run:
    shell: bash

jobs:
  tests:
    name: "Python ${{ matrix.python-version }} on ${{ matrix.os }}"
    runs-on: "${{ matrix.os }}"

    strategy:
      matrix:
        os:
          - ubuntu-latest
          - macos-latest
          - windows-latest
        python-version:
          # When changing this list, be sure to check the [gh-actions] list in
          # tox.ini so that tox will run properly.
          - "2.7"
          - "3.5"
          - "3.6"
          - "3.7"
          - "3.8"
          - "3.9"
          - "3.10.0-alpha.6"
          - "pypy3"
        exclude:
          # Windows PyPy doesn't seem to work?
          - os: windows-latest
            python-version: "pypy3"
      fail-fast: false

    steps:
      - name: "Check out the repo"
        uses: "actions/checkout@v2"

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

      - name: "Install Visual C++ if needed"
        if: runner.os == 'Windows' && matrix.python-version == '2.7'
        run: |
          choco install vcpython27 -f -y

      - name: "Install dependencies"
        run: |
          set -xe
          python -VV
          python -m site
          # Need to install setuptools first so that ci.pip will succeed.
          python -m pip install -c requirements/pins.pip setuptools wheel
          python -m pip install -r requirements/ci.pip
          python -m pip install -c requirements/pins.pip tox-gh-actions

      - name: "Run tox for ${{ matrix.python-version }}"
        continue-on-error: true
        id: tox1
        run: |
          python -m tox -- -rfeXs

      - name: "Retry tox for ${{ matrix.python-version }}"
        id: tox2
        if: steps.tox1.outcome == 'failure'
        run: |
          python -m tox -- -rfeXs

      - name: "Set status"
        if: always()
        run: |
          if ${{ steps.tox1.outcome != 'success' && steps.tox2.outcome != 'success' }}; then
             exit 1
          fi