name: Validate 'setup-python'
on: 
  pull_request:
    paths-ignore:
      - '**.md'

jobs:
  default-version:
    name: Setup default version
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-18.04, ubuntu-20.04]
    steps:
    - name: Checkout
      uses: actions/checkout@v2

    - name: setup default python 
      uses: ./

    - name: Validate version
      run: python --version

    - name: Run simple python code
      run: python -c 'import math; print(math.factorial(5))'

  setup-python:
    name: Setup ${{ matrix.python }} ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-18.04, ubuntu-20.04]
        python: [3.5, 3.6, 3.7, 3.8, 3.9]
    steps:
    - name: Checkout
      uses: actions/checkout@v2

    - name: setup-python ${{ matrix.python }}
      uses: ./
      with:
        python-version: ${{ matrix.python }}

    - name: Validate version
      run: |
        $pythonVersion = (python --version)
        if ("$pythonVersion" -notlike "Python ${{ matrix.python }}.*"){
          Write-Host "The current version is $pythonVersion; expected version is ${{ matrix.python }}"
          exit 1
        }
        $pythonVersion
      shell: pwsh

    - name: Run simple code
      run: python -c 'import math; print(math.factorial(5))'

  setup-pypy:
    name: Setup PyPy ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-18.04, ubuntu-20.04]
    steps:
    - name: Checkout
      uses: actions/checkout@v2

    - name: setup-python pypy3
      uses: ./
      with:
        python-version: 'pypy3'

    - name: setup-python pypy2
      uses: ./
      with:
        python-version: 'pypy2'