hash_map.yml

---
name: DG + External Hash Maps
on: [push, pull_request]

jobs:
  Ubuntu:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-20.04]
        compiler: [gcc, clang]
        hashmap: [tsl-hopscotch]

    runs-on: ${{matrix.os}}
    env:
      # for colours in ninja
      CLICOLOR_FORCE: 1

    steps:
      - name: Checkout DG
        uses: actions/checkout@v3

      - name: Checkout TSL Hopscotch
        uses: actions/checkout@v3
        with:
          repository: Tessil/hopscotch-map
          path: tsl-hopscotch

      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install ccache cmake ninja-build clang-10 llvm-10-dev

      - name: Set environment
        id: env
        run: |
          # set expected name of selected hashmap
          case "${{matrix.hashmap}}" in
            "tsl-hopscotch") echo "HASHMAP=TSL_HOPSCOTCH_DIR" >> $GITHUB_ENV;;
            *) echo "Unknown hashmap selected." && exit 1;;
          esac

          if [[ "${{matrix.compiler}}" = "clang" ]]; then
            echo "CC=clang-10" >> $GITHUB_ENV
            echo "CXX=clang++-10" >> $GITHUB_ENV

            # force coloured output
            echo "CFLAGS=$CFLAGS -fcolor-diagnostics" >> $GITHUB_ENV
            echo "CXXFLAGS=$CXXFLAGS -fcolor-diagnostics" >> $GITHUB_ENV
          else
            echo "CC=gcc" >> $GITHUB_ENV
            echo "CXX=g++" >> $GITHUB_ENV

            # force coloured output
            echo "CFLAGS=$CFLAGS -fdiagnostics-color=always" >> $GITHUB_ENV
            echo "CXXFLAGS=$CXXFLAGS -fdiagnostics-color=always" >> $GITHUB_ENV
          fi

          # set up ccache
          sudo /usr/sbin/update-ccache-symlinks
          echo "/usr/lib/ccache" >> $GITHUB_PATH

          echo "CCACHE_BASEDIR=$GITHUB_WORKSPACE" >> $GITHUB_ENV
          echo "CCACHE_DIR=$GITHUB_WORKSPACE/.ccache" >> $GITHUB_ENV
          echo "CCACHE_COMPRESS=true" >> $GITHUB_ENV
          echo "CCACHE_COMPRESSLEVEL=6" >> $GITHUB_ENV
          echo "CCACHE_MAXSIZE=400M" >> $GITHUB_ENV

          echo "::set-output name=timestamp::$(date -u -Iseconds)"

      - name: Set up ccache
        uses: actions/cache@v3
        with:
          path: .ccache
          key: ${{matrix.os}}-${{matrix.hashmap}}-${{matrix.compiler}}-${{steps.env.outputs.timestamp}}
          restore-keys: ${{matrix.os}}-${{matrix.hashmap}}-${{matrix.compiler}}

      - name: Configure CMake project
        run: |
          cmake -S. \
                -B_build \
                -GNinja \
                -DUSE_SANITIZERS:BOOL=ON \
                -DLLVM_DIR:PATH="$(llvm-config-10 --cmakedir)" \
                -D${HASHMAP}:PATH="$GITHUB_WORKSPACE/${{matrix.hashmap}}"

      - name: Build
        run: cmake --build _build

      - name: Run tests
        # TODO: turn off the detection of leaks, we're working on it
        run: ASAN_OPTIONS=detect_leaks=0 cmake --build _build --target check

      - name: ccache statistics
        run: ccache -s