name: profiler-hub CI
run-name: profiler-hub-ci

on:
  workflow_dispatch:
  push:
    branches:
      - develop
    paths:
      - '.github/workflows/profiler-hub-ci.yml'
      - 'profilers/profiler-hub/**'
      - '!profilers/profiler-hub/build/**'
      - '!profilers/profiler-hub/docs/**'
      - '!profilers/profiler-hub/README.md'
  pull_request:
    branches:
      - develop
    paths:
      - '.github/workflows/profiler-hub-ci.yml'
      - 'profilers/profiler-hub/**'
      - '!profilers/profiler-hub/build/**'
      - '!profilers/profiler-hub/docs/**'
      - '!profilers/profiler-hub/README.md'

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

permissions:
  contents: read

jobs:
  build-test:
    name: ${{ matrix.os }} / ${{ matrix.compiler.name }} / ${{ matrix.build-type }}
    runs-on: ${{ matrix.os }}
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-22.04, ubuntu-24.04]
        compiler:
          - { name: gcc,   cc: gcc,   cxx: g++,     pkg: 'gcc g++' }
          - { name: clang, cc: clang, cxx: clang++, pkg: 'clang' }
        build-type: [Debug, Release]

    steps:
      - uses: actions/checkout@v6
        with:
          sparse-checkout: |
            profilers/profiler-hub
            .github/workflows

      - name: Install system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y \
            cmake \
            ${{ matrix.compiler.pkg }} \
            libsqlite3-dev libspdlog-dev libfmt-dev nlohmann-json3-dev \
            libgtest-dev libgmock-dev
          # libbenchmark-dev on ubuntu-22.04 ships LTO bytecode from gcc 11.2,
          # incompatible with the current runner's gcc 11.4 (lto1: bytecode
          # stream ... version 11.2 instead of the expected 11.3). The runner
          # image pre-installs libbenchmark-dev, so actively purge it on 22.04
          # and let the build fall back to FetchContent. Install on other OSes.
          if [[ "${{ matrix.os }}" == "ubuntu-22.04" ]]; then
            sudo apt-get purge -y libbenchmark-dev libbenchmark1 || true
          else
            sudo apt-get install -y libbenchmark-dev
          fi

      - name: Configure
        working-directory: profilers/profiler-hub
        env:
          CC: ${{ matrix.compiler.cc }}
          CXX: ${{ matrix.compiler.cxx }}
        run: |
          cmake --version
          ${CXX} --version
          EXTRA_CMAKE_ARGS=()
          if [[ "${{ matrix.os }}" == "ubuntu-22.04" ]]; then
            EXTRA_CMAKE_ARGS+=(-DCMAKE_DISABLE_FIND_PACKAGE_benchmark=ON)
          fi
          cmake -S . -B build \
            -DCMAKE_BUILD_TYPE=${{ matrix.build-type }} \
            -DPROFILER_HUB_BUILD_TESTS=ON \
            -DPROFILER_HUB_BUILD_BENCHMARKS=ON \
            "${EXTRA_CMAKE_ARGS[@]}"

      - name: Build
        working-directory: profilers/profiler-hub
        run: cmake --build build --parallel $(nproc)

      - name: Verify library artifacts
        working-directory: profilers/profiler-hub
        run: |
          set -e
          test -f build/lib/libprofiler-hub.so || { echo "::error::libprofiler-hub.so not built"; exit 1; }
          test -f build/lib/libprofiler-hub.a  || { echo "::error::libprofiler-hub.a not built";  exit 1; }
          ls -la build/lib/

      - name: Test
        working-directory: profilers/profiler-hub/build
        run: ctest --output-on-failure --output-junit test-results.xml

      - name: Upload test results
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: test-results-${{ matrix.os }}-${{ matrix.compiler.name }}-${{ matrix.build-type }}
          path: profilers/profiler-hub/build/test-results.xml
          if-no-files-found: warn