name: Build and test library

on:
  push:
    branches:
      - main
    tags:
      - '**'
  pull_request:
    branches:
      - '**'

concurrency:
  # SHA is added to the end if on `main` to let all main workflows run
  group: ${{ github.ref }}-${{ github.workflow }}-${{ github.event_name }}-${{ (github.ref == 'refs/heads/main') && github.sha || '' }}
  cancel-in-progress: true

jobs:
  build:
    name: ${{ matrix.os }}, ${{ matrix.builder }}, ${{ matrix.compiler.cc }}, ${{ matrix.backend }} backend
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ macos-latest, ubuntu-20.04 ]
        builder: [ cmake, autotools ]
        compiler:
          - cc: gcc
            cxx: g++
          - cc: clang
            cxx: clang++
        backend: [ easy, gmp ]
    steps:
    - name: Checkout code
      uses: actions/checkout@v3

    - name: Prepare build system for Ubuntu
      if: startsWith(matrix.os, 'ubuntu')
      run: |
        sudo apt-get update
        sudo apt-get install -qq --yes valgrind libgmp-dev cmake
        hash -r
        cmake --version

    - name: Prepare build system for macOS
      if: startsWith(matrix.os, 'macos')
      run: |
        ls -l
        export MACOSX_DEPLOYMENT_TARGET=10.14
        brew install autoconf automake gmp libtool pkg-config

    - name: Build library using CMake
      if: startsWith(matrix.builder, 'cmake')
      run: |
        mkdir -p build && cd build
        CC=${{ matrix.compiler.cc }} CXX=${{ matrix.compiler.cxx }} cmake .. -DBUILD_BLS_PYTHON_BINDINGS=0 -DARITH=${{ matrix.backend }}
        cmake --build . -- -j 6
        mv src/runtest ..

    - name: Build library using GNU Autotools
      if: startsWith(matrix.builder, 'autotools')
      run: |
        ./autogen.sh
        CC=${{ matrix.compiler.cc }} CXX=${{ matrix.compiler.cxx }} ./configure --with-backend=${{ matrix.backend }}
        make -j8

    - name: Run tests
      run: ./runtest

    - name: Run valgrind on Ubuntu
      if: startsWith(matrix.os, 'ubuntu')
      run: valgrind --leak-check=full --show-leak-kinds=all --errors-for-leak-kinds=all ./runtest