.travis.yml

language: cpp
os: linux
dist: focal

arch:
  - amd64

cache: # see https://docs.travis-ci.com/user/caching/
- directories:
  - $HOME/.cache

env:
  global:
    - CMAKE_BUILD_TYPE=Coverage

jobs:
  fast_finish: true
  allow_failures:
     - os: osx
     - os: windows
  include:
    - os: osx
      compiler: clang
      osx_image: xcode11.6
    - os: linux
      compiler: clang
      dist: focal
    - os: linux
      compiler: gcc
      dist: focal
    - os: windows

addons:
  apt:
    packages:
        - g++-10
        - clang-10
        - clang-tools-10
        - clang-format-10
        - clang-tidy-10
        - lcov
        - cmake

  homebrew:
    packages:
      - cmake
      - lcov
    update: true

#before_install:
#  - ./.travis-ci.d/install_dependencies.sh

install:
- mkdir -p $HOME/.cache
# /usr/bin/gcc points to an older compiler on both Linux and macOS.
- if [ "$CXX" = "g++" ]; then export CXX="g++-10" CC="gcc-10"; fi
- if [ "$TRAVIS_OS_NAME" = "windows" ]; then choco install python; fi
# /usr/bin/clang points to an older compiler on both Linux and macOS.
#
# Homebrew's llvm package doesn't ship a versioned clang++ binary, so the values
# below don't work on macOS. Fortunately, the path change above makes the
# default values (clang and clang++) resolve to the correct compiler on macOS.
- if [ "$TRAVIS_OS_NAME" = "linux" ]; then pip install --upgrade cmake ; fi
- if [ "$TRAVIS_OS_NAME" = "linux" ]; then if [ "$CXX" = "clang++" ]; then export CXX="clang++-10" CC="clang-10"; fi; fi

script:
    #- source dependencies/root/bin/thisroot.sh
    - mkdir -p build && cd build
    - if [ "$TRAVIS_OS_NAME" == "linux" ] && [ "$TRAVIS_COMPILER" == "gcc" ];
        then cmake -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" .. ;
      elif [ "$TRAVIS_OS_NAME" == "windows" ];
        then cmake -G "Visual Studio 15 2017" -A x64 .. ;
      else
        cmake -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" .. ;
      fi
    # Build (for Make on Unix equivalent to `make -j $(nproc)`)
    - cmake --build . --config "$CMAKE_BUILD_TYPE" --parallel $(nproc)
    # Test
    - ctest --parallel $(nproc) --output-on-failure -C "$CMAKE_BUILD_TYPE"

after_success:
# Create lcov report
# capture coverage info
 - lcov --directory . --capture --output-file coverage.info
# filter out system and extra files.
# To also not include test code in coverage add them with full path to the patterns: '*/tests/*'
 - lcov --remove coverage.info '/usr/*' "${HOME}"'/.cache/*' --output-file coverage.info
# output coverage data for debugging (optional)
 - lcov --list coverage.info
# Uploading to CodeCov
# '-f' specifies file(s) to use and disables manual coverage gathering and file search which has already been done above
 - bash <(curl -s https://codecov.io/bash) -f coverage.info || echo "Codecov did not collect coverage reports"

# Don't send e-mail notifications
notifications:
  email:
    on_success: never
    on_failure: never