name: Test Installation Script

on:
  push:
    paths:
      - 'install-poetry.py'
      - '.github/workflows/installer.yml'
    branches:
      - master
  pull_request:
    paths:
      - 'install-poetry.py'
      - '.github/workflows/installer.yml'
    branches:
      - '**'

jobs:
  default:
    name: ${{ matrix.os }} / ${{ matrix.python-version }} / install-poetry.py ${{ matrix.args }}
    runs-on: ${{ matrix.os }}-latest
    strategy:
      matrix:
        os: [ Ubuntu, MacOS, Windows ]
        python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10" ]
        args:
          - ""
          - "--preview"
          - "--git https://github.com/python-poetry/poetry.git"
          - "--version 1.1.11"
    steps:
      - uses: actions/checkout@v2

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

      - name: Update PATH
        if: ${{ matrix.os != 'Windows' }}
        shell: bash
        run: echo "$HOME/.local/bin" >> $GITHUB_PATH

      - name: Update PATH for Windows
        if: ${{ matrix.os == 'Windows' }}
        shell: bash
        run: echo "$APPDATA\Python\Scripts" >> $GITHUB_PATH

      - name: Install Poetry
        shell: bash
        run: python install-poetry.py -y

      - name: Verify Installation
        shell: bash
        run: |
          set -e
          poetry new foobar
          cd foobar
          poetry config virtualenvs.in-project true
          poetry env use python
          [ "$(poetry run python --version)" == "$(python --version)" ] \
            || { echo >&2 "ERROR: Virtual environment Python version do not match system version." && exit 1; }

      - name: Uninstall Poetry
        shell: bash
        run: |
          python install-poetry.py -y --uninstall
          { type poetry 2>/dev/null >&2 && exit 1; } || exit 0
