name: gcc16-c++26-reflection
on:
  push:
    branches: [ master, development, pull-request/* ]
    paths:
      - '.github/workflows/**'
      - 'include/**'
      - 'test/**'
      - 'CMakeLists.txt'
      - 'cmake/**'
      - '.devcontainer/**'
  pull_request:
    branches: [ master, development, pull-request/* ]
    types: [opened, synchronize, reopened]
    paths:
      - '.github/workflows/**'
      - 'include/**'
      - 'test/**'
      - 'CMakeLists.txt'
      - 'cmake/**'
      - '.devcontainer/**'

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

permissions:
  contents: read

jobs:

  build-gcc16-cpp26-reflection-stl:
    name: GCC 16 C++26 Reflection - STL
    runs-on: ubuntu-24.04

    steps:
    - uses: actions/checkout@v6.0.3
      with:
        persist-credentials: false

    - name: Build Docker image
      run: docker build -t etl-gcc16 -f .devcontainer/gcc16/Dockerfile .

    - name: Build and run tests
      run: |
        docker run --rm --user root -v ${{ github.workspace }}:/etl etl-gcc16 bash -c "\
          cd /etl && \
          export CC=gcc-16 && \
          export CXX=g++-16 && \
          g++-16 --version && \
          cmake -G Ninja -B /tmp/build-stl -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03_IMPLEMENTATION=OFF -DETL_CXX_STANDARD=26 -DETL_OPTIMISATION=-O0 /etl/test && \
          grep -q 'ETL_GNU_HAS_FREFLECTION:INTERNAL=1' /tmp/build-stl/CMakeCache.txt || (echo 'ERROR: -freflection was not detected - C++26 reflection is not being tested.' && exit 1) && \
          cmake --build /tmp/build-stl -j \$(getconf _NPROCESSORS_ONLN) && \
          ctest --test-dir /tmp/build-stl --output-on-failure"

  build-gcc16-cpp26-reflection-no-stl:
    name: GCC 16 C++26 Reflection - No STL
    runs-on: ubuntu-24.04

    steps:
    - uses: actions/checkout@v6.0.3
      with:
        persist-credentials: false

    - name: Build Docker image
      run: docker build -t etl-gcc16 -f .devcontainer/gcc16/Dockerfile .

    - name: Build and run tests
      run: |
        docker run --rm --user root -v ${{ github.workspace }}:/etl etl-gcc16 bash -c "\
          cd /etl && \
          export CC=gcc-16 && \
          export CXX=g++-16 && \
          g++-16 --version && \
          cmake -G Ninja -B /tmp/build-no-stl -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03_IMPLEMENTATION=OFF -DETL_CXX_STANDARD=26 -DETL_OPTIMISATION=-O0 /etl/test && \
          grep -q 'ETL_GNU_HAS_FREFLECTION:INTERNAL=1' /tmp/build-no-stl/CMakeCache.txt || (echo 'ERROR: -freflection was not detected - C++26 reflection is not being tested.' && exit 1) && \
          cmake --build /tmp/build-no-stl -j \$(getconf _NPROCESSORS_ONLN) && \
          ctest --test-dir /tmp/build-no-stl --output-on-failure"