name: main

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  build:
    strategy:
      matrix:
        CC:
          - clang
          - gcc
        distro:
          - alpine
          - archlinux
          - debian-stretch
          - fedora
          - ubuntu-xenial
          - ubuntu-bionic

    env:
      CC: ${{ matrix.CC }}
    steps:
    - uses: actions/checkout@v2
      with:
        # Clone the whole branch, we have to fetch tags later
        fetch-depth: 0

    # Fetch tags to determine proper version number inside git
    - name: fetch tags
      run: git fetch --tags
      # We cannot pull tags with old distros, since there is no `.git`. See below.
      if: "! (matrix.distro == 'ubuntu-bionic' || matrix.distro == 'ubuntu-xenial' || matrix.distro == 'debian-stretch')"

    # The Github checkout Action doesn't support distros with git older than 2.18
    # With git<2.18 it downloads the code via API and does not clone it via git :facepalm:
    # To succeed the tests, we have to manually replace the VERSION macro
    - name: fix version number for old distros
      run: 'sed -i "s/1.4.1-non-git/1.4.1-ci-oldgit-$GITHUB_SHA/" Makefile'
      if: "  (matrix.distro == 'ubuntu-bionic' || matrix.distro == 'ubuntu-xenial' || matrix.distro == 'debian-stretch')"

    - name: build
      run: make -j all dunstify test/test

    - name: test
      run: make -j test

    - name: installation
      run: ./test/test-install.sh

    - name: valgrind memleaks
      run: |
        make clean
        make -j test-valgrind

    - name: coverage
      run: |
        make clean
        make -j test-coverage

    - name: Coveralls assemble with lcov
      run: lcov -c -d . -o lcov.info
      if: "matrix.CC == 'gcc'"

    - name: Coveralls upload
      uses: coverallsapp/github-action@master
      if: "matrix.CC == 'gcc'"
      with:
        parallel: true
        path-to-lcov: "./lcov.info"
        github-token: ${{ secrets.GITHUB_TOKEN }}

    runs-on: ubuntu-latest
    container:
      image: dunst/ci:${{ matrix.distro }}

# Just send the signal to coveralls to finish
# the build and finalise coverage stats
  finish-coverage:
    needs: build
    runs-on: ubuntu-latest
    steps:
    - name: Coveralls finish
      uses: coverallsapp/github-action@master
      with:
        parallel-finish: true
        github-token: ${{ secrets.GITHUB_TOKEN }}