name: unit-test

on:
  pull_request:
    branches: [main]
  push:
    branches: [main]

jobs:
  build:
    runs-on: ${{ matrix.os }}
    timeout-minutes: 20
    strategy:
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11"]
        include:
          - os: ubuntu-latest
            ACTIVATE_ENV: ". env/bin/activate"
            GITHUB_OUTPUT: "$GITHUB_OUTPUT"
          # - os: windows-latest
          #   ACTIVATE_ENV: env/Scripts/activate.ps1
          #   GITHUB_OUTPUT: "$env:GITHUB_OUTPUT"

    name: unit testing with python ${{ matrix.python-version }}
    steps:
      - name: Clone the repo
        uses: actions/checkout@v3
      - name: Set up Python ${{ matrix.python-version }} on ${{ runner.os }}
        uses: actions/setup-python@v4
        id: setup_python
        with:
          python-version: ${{ matrix.python-version }}
          architecture: x64
      - name: Get package version
        id: get-package-version
        run: |
          echo "version=$(python setup.py --version)" | tee -a ${{ matrix.GITHUB_OUTPUT }}
      - name: Try to restore env from ${{ runner.os }}-py${{ matrix.python-version }}-v${{ steps.get-package-version.outputs.version }}
        id: restore-env
        uses: actions/cache/restore@v3
        with:
          path: env
          key: ${{ runner.os }}-py${{ matrix.python-version }}-v${{ steps.get-package-version.outputs.version }}
      - name: Create new env if no cache hit
        if: steps.restore-env.outputs.cache-hit != 'true'
        run: |
          python -m venv env
          ${{ matrix.ACTIVATE_ENV }}
          python -m pip install --upgrade pip
          pip install -e .[dev]
      - name: Cache new env for key ${{ steps.restore-env.outputs.cache-primary-key }}
        if: steps.restore-env.outputs.cache-hit != 'true'
        uses: actions/cache/save@v3
        with:
          path: env
          key: ${{ steps.restore-env.outputs.cache-primary-key }}
      - name: Test with pytest
        run: |
          ${{ matrix.ACTIVATE_ENV }}
          python -m pytest