ci.yml

name: CI

on:
  push:
    branches: [ "master" ]
  pull_request:
    branches: [ "dev" ]

env:
  DISPLAY: ":99"
  MESA_GL_VERSION_OVERRIDE: "4.6"
  MESA_GLSL_VERSION_OVERRIDE: "460"

defaults:
  run:
    shell: bash

jobs:
  build:
    name: ${{ matrix.platform.name }} ${{ matrix.config.name }} ${{ matrix.type.name }}
    runs-on: ${{ matrix.platform.os }}

    strategy:
      matrix:
        platform:
        - { name: Windows VS2022, os: windows-latest, flags: -G"Visual Studio 17 2022"                                     }
        - { name: Windows Clang,  os: windows-latest, flags: -GNinja -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ }
        - { name: Windows GCC,    os: windows-latest, flags: -GNinja -DCMAKE_C_COMPILER=gcc   -DCMAKE_CXX_COMPILER=g++     }
        - { name: Linux Clang,    os: ubuntu-latest,  flags: -GNinja -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ }
        - { name: Linux GCC,      os: ubuntu-latest,  flags: -GNinja -DCMAKE_C_COMPILER=gcc   -DCMAKE_CXX_COMPILER=g++     }

        config:
        - { name: Static, flags: -DBUILD_SHARED_LIBS=OFF }
        - { name: Shared, flags: -DBUILD_SHARED_LIBS=ON }

        type:
        - { name: Release, flags: -DCMAKE_BUILD_TYPE=Release }
        - { name: Debug,   flags: -DCMAKE_BUILD_TYPE=Debug }

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Install CMake and Ninja
      uses: lukka/get-cmake@latest
      with:
        cmakeVersion: latest
        ninjaVersion: latest

    - name: Install dependencies
      run: |
          if [ "$RUNNER_OS" == "Linux" ]; then
            sudo apt-get update && sudo apt-get install libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev libxext-dev libgl1-mesa-dev
          fi

    - name: Configure
      run: cmake -S . -B build ${{ matrix.platform.flags }} ${{ matrix.config.flags }} ${{ matrix.type.flags }}

    - name: Build
      run: cmake --build build --config ${{ matrix.type.name }} --parallel

  clang-format:
    name: clang-format
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Format code
      run: cmake -P cmake/run_clang_format.cmake

    - name: Check formatting
      run: git diff --exit-code

  clang-tidy:
    name: clang-tidy ${{ matrix.platform.name }}
    runs-on: ${{ matrix.platform.os }}

    strategy:
      matrix:
        platform:
        - { name: Windows,  os: windows-latest }
        - { name: Linux,    os: ubuntu-latest  }

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Install CMake and Ninja
      uses: lukka/get-cmake@latest
      with:
        cmakeVersion: latest
        ninjaVersion: latest

    - name: Install dependencies
      run: |
          if [ "$RUNNER_OS" == "Linux" ]; then
            sudo apt-get update && sudo apt-get install libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev libxext-dev libgl1-mesa-dev
          fi

    - name: Configure
      run: cmake -S . -B build -GNinja -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_EXPORT_COMPILE_COMMANDS=ON

    - name: Prepare compile_commands.json
      run: sed -i -E 's|(-I)([^ ]*third_party[^ ]*include\b)|-isystem \2|g' build/compile_commands.json

    - name: Analyze code
      run: cmake -DPROJECT_BINARY_DIR=build -P cmake/run_clang_tidy.cmake

  unit-tests:
    name: unit-tests ${{ matrix.platform.name }}
    runs-on: ${{ matrix.platform.os }}

    strategy:
      matrix:
        platform:
        - { name: Windows, os: windows-latest, flags: -GNinja -DCMAKE_C_COMPILER=gcc -DCMAKE_CXX_COMPILER=g++ -DBUILD_SHARED_LIBS=OFF -DCMAKE_BUILD_TYPE=Debug -DNOX_ENABLE_COVERAGE=ON -DNOX_BUILD_TESTS=ON }
        - { name: Linux,   os: ubuntu-latest,  flags: -GNinja -DCMAKE_C_COMPILER=gcc -DCMAKE_CXX_COMPILER=g++ -DBUILD_SHARED_LIBS=OFF -DCMAKE_BUILD_TYPE=Debug -DNOX_ENABLE_COVERAGE=ON -DNOX_BUILD_TESTS=ON }

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Install CMake and Ninja
      uses: lukka/get-cmake@latest
      with:
        cmakeVersion: latest
        ninjaVersion: latest

    - name: Install dependencies
      run: |
          set -e

          if [ "$RUNNER_OS" == "Linux" ]; then
            sudo apt-get update && sudo apt-get install xorg-dev libxrandr-dev libxcursor-dev libgl1-mesa-dev libegl1-mesa-dev libdrm-dev mesa-utils xvfb fluxbox gcovr
          fi

          if [ "$RUNNER_OS" == "Windows" ]; then
            pip install gcovr
          fi

    - name: Create Display Linux
      if: runner.os == 'Linux'
      run: |
          set -e

          Xvfb $DISPLAY -screen 0 800x600x24 &
          sleep 5
          fluxbox > /dev/null 2>&1 &
          sleep 5

    - name: Install Windows Mesa3D
      uses: ssciwr/setup-mesa-dist-win@v2
      if: runner.os == 'Windows'
      with:
        build-type: 'release-msvc'

    - name: Configure
      run: cmake -S . -B build ${{ matrix.platform.flags }}

    - name: Build
      run: |
          cmake --build build --config Debug --target run-unit-tests
          gcovr --root $GITHUB_WORKSPACE -x build/coverage.out -s -f 'src/.*'

    - name: Upload coverage report to Coveralls
      uses: coverallsapp/github-action@v2
      with:
        file: ./build/coverage.out
        base-path: ${{ github.workspace }}