coverage.yml

name: Coverage

on: [ push, pull_request ]

concurrency:
  group: ${{ github.workflow}}-${{ github.ref }}
  cancel-in-progress: true

# Coverage slows down tests *a lot*.
# Also most of our regression tests use a dummy back end.
# Here we use LuaJIT for speed and use the real backend.

jobs:

  coverage:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Cache test fonts
        uses: actions/cache@v3
        with:
          path: |
            .fonts
            .sources
          key: fonts-${{ hashFiles('Makefile-fonts') }}
      - name: Cache lua_modules
        uses: actions/cache@v3
        with:
          path: |
            lua_modules
          key: luarocks-luajit-${{ hashFiles('Makefile-luarocks', 'sile.rockspec.in') }}
      - name: Fetch tags
        run: |
          git fetch --prune --tags ||:
      - name: Setup ‘lua’
        uses: leafo/gh-actions-lua@v10
        with:
          luaVersion: luajit
          luaCompileFlags: XCFLAGS=-fPIC
      - name: Setup ‘luarocks’
        uses: leafo/gh-actions-luarocks@v4
      - name: Prep system Lua for use
        run: |
          luarocks install busted
          luarocks install luacov-coveralls
          function deepest () { find $1 -type d | awk 'length>m{m=length;r=$0}END{print r}'; }
          cat << EOF >> $GITHUB_ENV
          LD_LIBRARY_PATH=$PWD/.lua/lib:$LD_LIBRARY_PATH
          LIBRARY_PATH=$PWD/.lua/lib:$LIBRARY_PATH
          LD_RUN_PATH=$PWD/.lua/lib:$LD_RUN_PATH
          PKG_CONFIG_PATH=$PWD/.lua/lib/pkgconfig:$PKG_CONFIG_PATH
          LUA_INCLUDE=-I$(deepest $PWD/.lua/include)
          MAKEFLAGS=-j$(nproc) -Otarget
          EOF
      - name: Install system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install fonts-sil-gentiumplus libarchive-tools libfontconfig1-dev libharfbuzz-dev libicu-dev libpng-dev poppler-utils
      - name: Configure
        run: |
          ./bootstrap.sh
          ./configure \
            --enable-developer LUACHECK=false NIX=false \
            --disable-font-variations \
            --without-system-luarocks \
            --with-luajit \
            --without-manual
      - name: Make
        run: |
          make
      - name: Run all testing with coverage
        timeout-minutes: ${{ runner.debug && 200 || 20 }}
        run: |
          make coverage
      - name: Report test coverage
        if: success()
        continue-on-error: true
        run: luacov-coveralls
        env:
          COVERALLS_REPO_TOKEN: ${{ github.token }}