name: Compiler Integration Tests

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

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

# These jobs are correlated with the officially supported compilers
# and toolsets. If you change any versions, please update README.md.

jobs:
  gcc:
    strategy:
      matrix:
        gcc_version: [ 12, 13, 14 ]
        build_type: [ Debug, Release ]
        cxx_version: [ 14, 17, 20, 23 ]
        exclude:
          # https://github.com/google/googletest/issues/4232
          # Looks like GoogleTest is not interested in making version 1.14
          # work with gcc-12.
          - gcc_version: 12
            cxx_version: 20
          - gcc_version: 12
            cxx_version: 23
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6

      - name: Run CMake (configure, build, test)
        uses: ./.github/workflows/cmake
        with:
          cmake_preset: gcc-${{ matrix.cxx_version }}-${{ matrix.build_type == 'Debug' && 'debug' || 'release' }}
          
  clang:
    strategy:
      matrix:
        clang_version: [ 16, 17, 18 ]
        build_type: [ Debug, Release ]
        cxx_version: [ 14, 17, 20, 23 ]
        exclude:
          # https://github.com/llvm/llvm-project/issues/93734
          # Looks like clang fixed this issue in clang-18, but won't backport
          # the fix.
          - clang_version: 17
            cxx_version: 23
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
     
      - name: Run CMake (configure, build, test)
        uses: ./.github/workflows/cmake
        with:
          cmake_preset: clang-${{ matrix.cxx_version }}-${{ matrix.build_type == 'Debug' && 'debug' || 'release' }}

  xcode:
    strategy:
      matrix:
        xcode_version: [ '16.4' ]
        build_type: [ Debug, Release ]
        cxx_version: [ 14, 17, 20, 23 ]
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v6

      - name: select xcode version
        run: sudo xcode-select -s /Applications/Xcode_${{ matrix.xcode_version }}.app

      - name: Run CMake (configure, build, test)
        uses: ./.github/workflows/cmake
        with:
          cmake_preset: clang-${{ matrix.cxx_version }}-${{ matrix.build_type == 'Debug' && 'debug' || 'release' }}
          extra_cmake_configure_args: '-DCMAKE_CXX_FLAGS="-isysroot \"$(xcode-select --print-path)/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk\""'

  msvc:
    strategy:
      matrix:
        image: [ windows-2022, windows-2025 ]
        build_type: [ Debug, Release ]
        toolset: [ 'msvc', 'ClangCL' ]
        cxx_version: [ 14, 17, 20, 23 ]
        include:
          # Regular MSVC builds use Ninja (from preset)
          - toolset: 'msvc'
            generator_override: ''
          # ClangCL builds require Visual Studio generator
          - toolset: 'ClangCL'
            generator_override: '-G "Visual Studio 17 2022" -T ClangCL'
    runs-on: ${{ matrix.image }}
    steps:
      - uses: actions/checkout@v6
      - uses: microsoft/setup-msbuild@v3
      - uses: ilammy/msvc-dev-cmd@v1

      - name: Run CMake (configure, build, test)
        uses: ./.github/workflows/cmake
        with:
          cmake_preset: msvc-${{ matrix.cxx_version }}-${{ matrix.build_type == 'Debug' && 'debug' || 'release' }}
          extra_cmake_configure_args: ${{ matrix.generator_override }}
          extra_cmake_build_args: ${{ matrix.toolset == 'ClangCL' && format('--config {0}', matrix.build_type) || '' }}
          extra_ctest_args: ${{ matrix.toolset == 'ClangCL' && format('-C {0}', matrix.build_type) || '' }}