ci.yml

name: smoke

on:
  push:
  pull_request:

# Cancel superseded runs on the same ref.
concurrency:
  group: smoke-${{ github.ref }}
  cancel-in-progress: true

jobs:
  smoke:
    name: smoke (Python ${{ matrix.python-version }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.11", "3.12"]

    steps:
      - uses: actions/checkout@v4

      - name: Install uv
        uses: astral-sh/setup-uv@v3
        with:
          enable-cache: true

      - name: Set up Python ${{ matrix.python-version }}
        run: uv python install ${{ matrix.python-version }}

      - name: Install dependencies
        run: uv sync --python ${{ matrix.python-version }}

      - name: Import smoke check
        # Catches syntax errors, broken imports, and dependency drift —
        # the things that *can* break in the absence of UKHLS data.
        run: |
          uv run python -c "
          from src import cli
          from src.pipeline import ingest, ingest_ukhls, cluster, estimate, report
          from src.analysis import figures, tables
          from src.analysis._style import apply_paper_style, PALETTE, TYPE_STYLES
          print('imports ok')
          "

      - name: Run tests
        # `tests/test_pipeline.py` skips automatically when the UKHLS frailty
        # parquet is absent (which it always is in CI — the data is restricted
        # and gitignored). What this step does verify: that pytest collection
        # succeeds, that the test code itself parses, and that no other tests
        # have regressed.
        run: uv run pytest -q