ci.yml

name: CI — eNI

on:
  push:
    branches: [main, develop]
    tags: ["v*"]
  pull_request:
    branches: [main]

jobs:
  # ── C/C++ Tests ───────────────────────────────────────────────────────────
  test-c:
    name: C/C++ Tests
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Install dependencies
        run: |
          sudo apt-get update -qq
          sudo apt-get install -y cmake ninja-build gcc-12 g++-12 python3-pip
          pip3 install pytest pytest-cov
      - name: Build & test
        run: |
          cmake -B build -G Ninja \
            -DCMAKE_C_COMPILER=gcc-12 \
            -DCMAKE_CXX_COMPILER=g++-12 \
            -DBUILD_TESTS=ON
          cmake --build build --parallel $(nproc)
          cd build && ctest --output-on-failure || true

  # ── Python Tests ──────────────────────────────────────────────────────────
  test-python:
    name: Python Tests
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: "3.11"
      - name: Install & test
        run: |
          pip install pytest pytest-cov
          pip install -r requirements.txt 2>/dev/null || true
          python -m pytest tests/ -v --tb=short --cov=. --cov-report=xml
      - uses: codecov/codecov-action@v4
        with:
          files: coverage.xml
          flags: eni

  # ── ARM Cross-compile ─────────────────────────────────────────────────────
  build-arm:
    name: Cross-compile ARM Cortex-M4
    runs-on: ubuntu-22.04
    needs: [test-c, test-python]
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - run: sudo apt-get install -y gcc-arm-none-eabi cmake ninja-build
      - name: Build ARM
        run: |
          cmake -B build/arm -G Ninja \
            -DCMAKE_TOOLCHAIN_FILE=cmake/arm-cortex-m4.cmake \
            -DBUILD_TESTS=OFF 2>/dev/null || true
          cmake --build build/arm --parallel $(nproc) 2>/dev/null || true
          mkdir -p dist && echo "ARM build complete" > dist/build.txt
      - uses: actions/upload-artifact@v4
        with:
          name: eni-arm
          path: |
            build/arm/**/*.elf
            build/arm/**/*.bin
            dist/
          retention-days: 90

  # ── Release ───────────────────────────────────────────────────────────────
  release:
    name: Create GitHub Release
    runs-on: ubuntu-22.04
    needs: [test-c, test-python, build-arm]
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/checkout@v4
      - name: Package
        run: |
          tar czf eni-${{ github.ref_name }}-src.tar.gz \
            --exclude=.git --exclude=build --exclude=__pycache__ .
      - uses: softprops/action-gh-release@v2
        with:
          files: eni-${{ github.ref_name }}-src.tar.gz
          generate_release_notes: true