name: CI
on: [ push, pull_request ]
jobs:
  build:
    runs-on: ubuntu-latest
    container:
      image: ubuntu:rolling
    strategy:
      matrix:
        include:
          - { cxx: g++ }
          - { cxx: clang++, features: "nooptlibs" }
          - { cxx: clang++, features: "static" }
    name: ${{ matrix.cxx }} ${{ matrix.features }}
    steps:
      - uses: actions/checkout@v3

      - name: Install dependencies
        env:
          DEBIAN_FRONTEND: noninteractive
        run: |
          apt-get update -qq
          apt-get install -yqq --no-install-recommends build-essential clang cmake libsdl2-dev cppcheck doxygen graphviz curl ca-certificates
          if [ ${{ !contains(matrix.features, 'nooptlibs') }} = true ]; then
            apt-get install -qq --no-install-recommends libsdl2-image-dev libsdl2-ttf-dev libsdl2-mixer-dev
          fi

      - name: Set up environment
        run: |
          curl https://raw.githubusercontent.com/AMDmi3/github_env/c8cc83d/github_env.py > e; chmod 755 e
          ./e 'CXX=${{ matrix.cxx }}'
          ./e 'CXXFLAGS=-Wall -Wextra -pedantic' # XXX: Add -Werror
          ./e 'CMAKE_ARGS=-DSDL2PP_ENABLE_LIVE_TESTS=NO'  # no ability to run live tests in CI (SDL_InitSubsystem failed: x11 not available with xvfb)
          ./e --if ${{ matrix.cxx == 'clang++' }} 'CXXFLAGS+=-Wno-self-assign-overloaded'  # explicit self-assignment tests
          ./e --if ${{ contains(matrix.features, 'nooptlibs') }} 'CMAKE_ARGS+=-DSDL2PP_WITH_IMAGE=NO -DSDL2PP_WITH_MIXER=NO -DSDL2PP_WITH_TTF=NO'
          ./e --if ${{ contains(matrix.features, 'static') }} 'CMAKE_ARGS+=-DSDL2PP_STATIC=YES'

      - name: Configure
        run: cmake . -DCMAKE_VERBOSE_MAKEFILE=yes -DCMAKE_INSTALL_PREFIX=/usr ${CMAKE_ARGS}
      - name: Build
        run: cmake --build .
      - name: Run tests
        run: ctest -V
      - name: Install
        run: cmake --install .

      - name: Run cppcheck
        # `style' gives false positive in cppcheck 1.61 which comes with trusty
        run: cppcheck -I . --enable=performance,portability,information,missingInclude,style --error-exitcode=2 SDL2pp || true

      - name: Doxygen check
        run: |
          make doxygen
          if git ls-files --others --exclude-standard | grep ''; then echo 'FATAL: incomplete .gitignore'; false; fi

      - name: Testing client code with pkg-config detection
        run: |
          cd $GITHUB_WORKSPACE/exttests/pkg-config
          make
      - name: Testing client code with CMake detection
        run: |
          cd $GITHUB_WORKSPACE/exttests/cmake
          cmake .
          cmake --build .