ci.yml

name: CI

on:
  push:
    branches: [main]
  pull_request:

jobs:
  unit-tests:
    name: Unit tests and example (${{ matrix.cc }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        cc: [gcc, clang]
    steps:
      - uses: actions/checkout@v4
      - name: Build libraries, run both test binaries and the example (-Werror)
        run: make CC=${{ matrix.cc }}

  coverage:
    name: Coverage (100% line and branch)
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install gcovr
        run: sudo apt-get update && sudo apt-get install -y gcovr
      - name: Build instrumented tests, report, and enforce 100% line and branch
        run: make coverage-html
      - name: Upload HTML report
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: coverage-html
          path: build/coverage/
          if-no-files-found: ignore

  sanitizers:
    name: ASan + UBSan (${{ matrix.cc }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        cc: [gcc, clang]
    steps:
      - uses: actions/checkout@v4
      - name: Build and run tests and example under ASan and UBSan
        run: make sanitize CC=${{ matrix.cc }}

  format:
    name: clang-format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install clang-format
        run: sudo apt-get update && sudo apt-get install -y clang-format
      - name: Check formatting against .clang-format
        run: git ls-files '*.c' '*.h' | xargs clang-format --dry-run --Werror