name: tests

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  test:
    name: pytest (${{ matrix.os }} · py${{ matrix.python-version }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
        python-version: ["3.11", "3.12"]
    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}
          cache: pip
          cache-dependency-path: requirements.txt

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements.txt

      - name: Run pytest
        run: pytest -q

  benchmark:
    name: latency benchmark (publish, no gate)
    runs-on: ubuntu-latest
    needs: test
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"
          cache: pip
          cache-dependency-path: requirements.txt

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements.txt

      - name: Run latency benchmark
        run: python benchmarks/latency.py | tee benchmark_results.txt

      - name: Upload benchmark artifact
        uses: actions/upload-artifact@v4
        with:
          name: latency-benchmark-${{ github.sha }}
          path: benchmark_results.txt
          retention-days: 30