---
name: CI-5974
description: "Continuous Integration workflow for GHI 5974."
run-name: Prototyping integration tests ${{ github.ref_name }}
#
# Jobs included:
# - TEST-5974: Tests Integration with CPython Tests across Python versions and OSes
#
# Required Secrets:
# NONE
#
# WORK IN PROGRESS
# search for "TODO" in file for more details on what is still un-implemented


on:  # yamllint disable-line rule:truthy
  push:
    branches: ["**"]  # matches any branch
    tags: ["v*"]

# Declare default permissions as none.
permissions: {}

env:
  #define cargo args like in cron
  CARGO_ARGS: --no-default-features --features stdlib,importlib,encodings,ssl,jit
  # Define Python versions at the top level -- Expected format: X.Y (e.g., 3.13)
  PYTHON_DEFAULT: "${{ vars.PYTHON_DEFAULT || '3.13' }}"
  PYTHON_OLD_MIN: "${{ vars.PYTHON_OLD_MIN || '3.9' }}"  # For Oldest Python versions
  PYTHON_OLD_EXTRA: "${{ vars.PYTHON_OLD_EXTRA || '3.11' }}"  # For Older Python versions (Extra coverage)
  PYTHON_EXPERIMENTAL: "${{ vars.PYTHON_EXPERIMENTAL || 'main' }}"  # For future Python versions
  # define how mush time before assuming the test has hung in seconds (parsed by sleep)
  SUBSHELL_TIMEOUT: 30


# TODO: coordinate with @moreal - to support initial use-case See RustPython/RustPython#5974
# TODO: coordinate with @arihant2math - to really build out the migration/Reporting logic
# TODO: coordinate with @ShaharNaveh - to really build out the test migration logic

jobs:
  TEST-5974:
    permissions:
      actions: read
      contents: read
      statuses: write
      packages: none
      pull-requests: read
      security-events: none
    if: ${{ !cancelled() }}
    runs-on: ${{ matrix.os }}
    timeout-minutes: 45
    continue-on-error: ${{ matrix.experimental }}
    strategy:
      max-parallel: 3
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        python-version: ["${{ vars.PYTHON_OLD_MIN }}", "${{ vars.PYTHON_OLD_EXTRA }}", "${{ vars.PYTHON_DEFAULT }}", "${{ vars.PYTHON_EXPERIMENTAL }}"]
        experimental: [true]
        include:
          - os: ubuntu-latest
            python-version: "${{ vars.PYTHON_DEFAULT }}"
            experimental: false
          - os: macos-15
            python-version: "${{ vars.PYTHON_EXPERIMENTAL }}"
            experimental: true
          - os: windows-latest
            python-version: "${{ vars.PYTHON_DEFAULT }}"
            experimental: true
          - os: macos-14
            python-version: "${{ vars.PYTHON_DEFAULT }}"
            experimental: false
          - os: windows-2025
            python-version: "${{ vars.PYTHON_DEFAULT }}"
            experimental: true
    outputs:
      smoke_testing_status: ${{ steps.smoke_testing.outcome }}
    env:
      PYTHON_VERSION: ${{ matrix.python-version }}
    steps:
      - name: pre-checkout repository for actions
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          persist-credentials: false
          ref: ${{ github.ref || 'HEAD' }}
          sparse-checkout: |
            .github/actions
            .github/actions/CI-5974-Fetch-RustPython
            .github/actions/CI-5974-Fetch-CPython
            .github/actions/CI-5974-Integrate-CPython
            .github/actions/CI-5974-Test-RustPython-Integration
      - name: Checkout RustPython repository on ${{ matrix.os }}
        id: fetch-rpython
        uses: ./.github/actions/CI-5974-Fetch-RustPython
        with:
          override-path: rustpython
          override-rustpython-path: Lib
          override-repository: 'RustPython/RustPython'
          override-ref: main  # Hint: could be changed to ${{ github.ref }}
      - name: Fetch Reference Cpython ${{ matrix.python-version }} on ${{ matrix.os }}
        id: fetch-cpython
        uses: ./.github/actions/CI-5974-Fetch-CPython
        with:
          # Define the reference files to pull as a file glob pattern
          match: "Lib/test/*.py Lib/test/**/*.py"
          # ignore: "Lib/test/*.pyc"
          python-version: ${{ matrix.python-version }}
          override-path: cpython
          override-cpython-lib-path: 'Lib/test'
          # override-rustpython-path: ${{ steps.fetch-rpython.outputs.rustpython-lib-path }}
          override-repository: 'python/cpython'
      - name: "Integrate Cpython Test file"
        id: merge_theirs
        uses: ./.github/actions/CI-5974-Integrate-CPython
        if: ${{ !cancelled() }}
        with:
          from-path: cpython
          into-path: rustpython
          files: |
            ${{ steps.fetch-cpython.outputs.files }}
          python-version: ${{ env.PYTHON_VERSION }}
      - id: output_python
        name: "bootstrap Python"
        if: ${{ !cancelled() }}
        shell: bash
        run: |
          printf "%s\n" "::group::bootstrap-python-env"
          printf "python-version=%s\n" "${{ matrix.python-version }}" >> "$GITHUB_OUTPUT"
          printf "Configured Cpython %s on %s.\n" '${{ matrix.python-version }}' '${{ matrix.os }}' ;
          printf "PYTHON_VERSION=%s\n" "${{ matrix.python-version }}" >> "$GITHUB_ENV"
          printf "%s\n" "::endgroup::"
      - name: Try Smoke Testing
        id: smoke_testing
        uses: ./.github/actions/CI-5974-Test-RustPython-Integration
        with:
          override-working-dir: rustpython
          # override-rustpython-path: 'Lib'
          test-files: |
            ${{ steps.fetch-cpython.outputs.files }}
          python-version: ${{ env.PYTHON_VERSION }}
          max-test-time: ${{ env.SUBSHELL_TIMEOUT }} # seconds
      - name: Post-Process
        id: summarize
        if: ${{ always() }}
        shell: bash
        run: |
          exit 0 ; # don't break CI on regression