name: Build

on:
  # On new commits to main:
  push:
    branches:
      - main

  # On pull requests:
  pull_request:
    branches:
      - main

jobs:

  test_bazel:
    name: "Bazel, ${{ matrix.compiler }}, ${{ matrix.os }}"
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            compiler: gcc

          - os: ubuntu-latest
            compiler: llvm

          - os: macos-latest
            compiler: llvm

          - os: macos-latest
            compiler: gcc

          - os: windows-latest
            compiler: cl

    runs-on: ${{ matrix.os }}
    steps:
      - name: "Checkout repository"
        uses: actions/checkout@v3

      - name: "Build with Bazel"
        run: bazel build ...

      - name: "Tests with Bazel"
        run: bazel run tests

  test_cmake:
    name: "CMake, ${{ matrix.compiler }}, ${{ matrix.os }}"
    strategy:
      fail-fast: false
      matrix:
        include:
          - name: Linux GCC
            os: ubuntu-latest
            compiler: gcc

          - name: Linux Clang
            os: ubuntu-latest
            compiler: llvm
            gcov_executable: "llvm-cov gcov"

          - name: MacOS clang
            os: macos-latest
            compiler: llvm
            gcov_executable: "llvm-cov gcov"

          - name: Windows MSVC
            os: windows-latest
            compiler: cl

    runs-on: ${{ matrix.os }}
    steps:
      - name: Get number of CPU cores
        uses: SimenB/github-actions-cpu-cores@v1
        id: cpu-cores

      - name: "Checkout repository"
        uses: actions/checkout@v3

      - name: "Setup Cpp"
        uses: aminya/setup-cpp@v1
        with:
          compiler: ${{ matrix.compiler }}
          vcvarsall: ${{ contains(matrix.os, 'windows' )}}
          cmake: true
          ninja: true
          clangtidy: false
          cppcheck: false
          gcovr: "5.0"
          opencppcoverage: true

      # make sure coverage is only enabled for Debug builds, since it sets -O0
      # to make sure coverage has meaningful results
      - name: "Configure CMake"
        run: >
          cmake -S .
          -B ./build
          -DCMAKE_BUILD_TYPE:STRING=Debug
          -DCMAKE_BUILD_PARALLEL_LEVEL=${{ steps.cpu-cores.outputs.count }}
          -DFTXUI_ENABLE_COVERAGE:BOOL=ON
          -DFTXUI_BUILD_DOCS:BOOL=OFF
          -DFTXUI_BUILD_EXAMPLES:BOOL=ON
          -DFTXUI_BUILD_TESTS:BOOL=ON
          -DFTXUI_BUILD_TESTS_FUZZER:BOOL=OFF
          -DFTXUI_ENABLE_INSTALL:BOOL=ON
          -DFTXUI_DEV_WARNINGS:BOOL=ON ;

      - name: "Build"
        run: >
          cmake
          --build ./build

      - name: Unix - Test
        if: runner.os != 'Windows'
        working-directory: ./build
        run: >
          ctest -C Debug --rerun-failed --output-on-failure;

      - name: Unix - coverage
        if: matrix.gcov_executable != ''
        working-directory: ./build
        run: >
          gcovr
          -j ${{env.nproc}}
          --delete
          --root ../
          --exclude "../examples"
          --exclude ".*google.*"
          --exclude ".*test.*"
          --exclude-unreachable-branches
          --exclude-throw-branches
          --sort-uncovered
          --print-summary
          --xml-pretty
          --xml
          coverage.xml
          .
          --gcov-executable '${{ matrix.gcov_executable }}';

      - name: Windows - Test and coverage
        if: runner.os == 'Windows'
        working-directory: ./build
        run: >
          OpenCppCoverage.exe
          --export_type cobertura:coverage.xml
          --cover_children
          --
          ctest -C Debug --rerun-failed --output-on-failure;

      - name: Publish to codecov
        uses: codecov/codecov-action@v3
        with:
          flags: ${{ runner.os }}
          name: ${{ runner.os }}-coverage
          files: ./build/coverage.xml