# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
# For more information see:
# https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: Unittests

on: [push, pull_request]

jobs:
  unittests:

    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.7, 3.8, 3.9, "3.10"]

    steps:
    - uses: actions/checkout@v2
      with:
        # fetch all tags to be able to generate a version number for test packages
        fetch-depth: 0

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

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install -e .[dev]

    - name: Lint with flake8
      run: |
        pip install flake8
        # stop the build if there are Python syntax errors or undefined names
        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics

    - name: Check for correct black formatting
      run: black --check .

    - name: Test with pytest
      run: |
        coverage run --source=. -m pytest -v --tb=long

#    - name: Generate coverage report
#      run: coverage html
#
#    - name: Upload coverage metrics to codecov
#      uses: codecov/codecov-action@v2

    # tests the package, the release is done in build.yml
    - name: Build a binary wheel and a source tarball
      run: python setup.py bdist_wheel
      env:
        # does not increment on re-run... :(
        # this means this will fail in the last step, when uploading the same package again to PyPI
        # because PyPI requires unique file names for uploaded packages
        BUILD_NUMBER: ${{ github.run_number }}
#
#    # tests uploading the package to the test repo, but only if API_KEY is defined
#    - name: Publish distribution package to Test PyPI
#      env:
#        TEST_PYPI_API_TOKEN: ${{ secrets.TEST_PYPI_API_TOKEN }}
#      if: (env.TEST_PYPI_API_TOKEN != null) && (matrix.python-version == '3.8') && (github.ref == 'refs/heads/master')
#      uses: pypa/gh-action-pypi-publish@master
#      with:
#        password: ${{ secrets.TEST_PYPI_API_TOKEN }}
#        repository_url: https://test.pypi.org/legacy/