CI.yml

name: CI

on:
  push:
    paths:
      - .github/workflows/CI.yml
      - CMakeLists.txt
      - include/*
      - tests/*
      - src/*

  pull_request:
    paths:
      - .github/workflows/CI.yml
      - CMakeLists.txt
      - include/*
      - tests/*
      - src/*

defaults:
  run:
    shell: bash

jobs:
  unit_tests:
    strategy:
      fail-fast: false
      matrix:
        os: [windows-latest, macos-latest, ubuntu-latest]
        cxx-std: [11, 14, 17, 20]
        generator: [Unix Makefiles, MinGW Makefiles, Visual Studio 17]
        exclude:
          - os: windows-latest
            generator: Unix Makefiles
          - os: macos-latest
            generator: MinGW Makefiles
          - os: macos-latest
            generator: Visual Studio 17
          - os: ubuntu-latest
            generator: MinGW Makefiles
          - os: ubuntu-latest
            generator: Visual Studio 17
          - generator: MinGW Makefiles
            cxx-std: 17
          - generator: MinGW Makefiles
            cxx-std: 20

    name: ${{ matrix.os }} (C++${{ matrix.cxx-std }} - ${{ matrix.generator }})
    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v3

      - name: Install libelf
        if: ${{ matrix.os == 'ubuntu-latest' }}
        run: sudo apt install -y libelf-dev

      - name: Generate project files
        run: cmake . -B build -G "${{ matrix.generator }}" -DCMAKE_CXX_STANDARD=${{ matrix.cxx-std }} -DDYLIB_BUILD_TESTS=ON -DDYLIB_WARNING_AS_ERRORS=ON

      - name: Build dynamic library and unit tests
        run: cmake --build build

      - name: Run unit tests
        working-directory: build
        run: ctest

      - name: Generate code coverage
        if: ${{ matrix.os == 'ubuntu-latest' && matrix.cxx-std == 20 }}
        run: gcov -abcfu build/CMakeFiles/unit_tests.dir/tests/tests.cpp.gcda

      - name: Send coverage to codecov.io
        if: ${{ matrix.os == 'ubuntu-latest' && matrix.cxx-std == 20 }}
        uses: codecov/codecov-action@v3
        with:
          files: dylib.hpp.gcov

  memory_check:
    name: memory check
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Update packages
        run: sudo apt update

      - name: Install valgrind
        run: sudo apt install -y valgrind libelf-dev

      - name: Generate tests build file
        run: cmake . -B build -DCMAKE_CXX_STANDARD=20 -DDYLIB_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE=Debug

      - name: Build unit tests
        run: cmake --build build

      - name: Run unit tests with valgrind
        working-directory: build
        run: valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=1 ./unit_tests

  linter:
    name: linter
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Install cpplint
        run: pip install cpplint

      - name: Run cpplint
        run: cpplint --linelength=140 --filter=-whitespace/indent,-whitespace/parens,-build/include_subdir src/* include/*