.travis.yml

#########################
# project configuration #
#########################

language: cpp
dist: trusty
sudo: required

################
# build matrix #
################

matrix:
  include:

    # Valgrind
    - os: linux
      compiler: gcc
      env:
        - COMPILER=g++-5
        - CMAKE_OPTIONS=-DGRAPH_Valgrind=ON
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-5', 'valgrind']

    # cppcheck
    - os: linux
      compiler: gcc
      env:
        - COMPILER=g++-6
        - SPECIAL=cppcheck
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-6', 'cppcheck']
      after_success:
        - make cppcheck

    # Codecov + Coveralls (http://gronlier.fr/blog/2015/01/adding-code-coverage-to-your-c-project/)
    - os: linux
      compiler: gcc
      env:
        - COMPILER=g++-5
        - CMAKE_OPTIONS=-DGRAPH_Coverage=ON
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-5', 'lcov']
      before_script:
        - pip install --user cpp-coveralls
      after_success:
        - bash <(curl -s https://codecov.io/bash)
        - coveralls --build-root test --include src --gcov 'gcov-5' --gcov-options '\-lp'

    # Benchmarks
    - os: linux
      compiler: gcc
      env:
        - COMPILER=g++-7
        - CMAKE_OPTIONS=-DENABLE_BENCHMARKING=ON -DENABLE_TESTING=OFF -DENABLE_EXAMPLES=OFF
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-7']

    # clang sanitizer
    #- os: linux
    #  compiler: clang
    #  env:
    #    - COMPILER=clang++-4.0
    #    - CMAKE_OPTIONS=-DGRAPH_Sanitizer=ON
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
    #      packages: ['g++-6', 'clang-4.0']

    ###############
    # Linux / GCC #
    ###############

    #- os: linux
    #  compiler: gcc
    #  env: COMPILER=g++-4.9
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test']
    #      packages: ['g++-4.9']

    - os: linux
      compiler: gcc
      env: COMPILER=g++-5
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-5']

    - os: linux
      compiler: gcc
      env: COMPILER=g++-6
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-6']

    - os: linux
      compiler: gcc
      env: COMPILER=g++-7
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-7']


    ###############
    # OSX / Clang #
    ###############

    ## Error while comparing two iterators
    #- os: osx
    #  osx_image: xcode6.4
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode7.3
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode8
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode8.1
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode8.2
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode8.3
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode9
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode9.1
      #compiler: clang
      #env: COMPILER='clang++'

    #- os: osx
    #  osx_image: xcode9.2
      #compiler: clang
      #env: COMPILER='clang++'


    #################
    # Linux / Clang #
    #################

    # Debug mode
    #- os: linux
    #  compiler: clang
    #  env: LLVM_VERSION=default

    #- os: linux
    #  compiler: clang
    #  env: COMPILER=clang++-3.5
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.5']
    #      packages: ['g++-6', 'clang-3.5']

    ## Error while comparing two iterators
    #- os: linux
    #  compiler: clang
    #  env: COMPILER=clang++-3.6
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.6']
    #      packages: ['g++-6', 'clang-3.6']

    ## Error while comparing two iterators
    #- os: linux
    #  compiler: clang
    #  env: COMPILER=clang++-3.7
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.7']
    #      packages: ['g++-6', 'clang-3.7']

    - os: linux
      compiler: clang
      env: COMPILER=clang++-3.8
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.8']
          packages: ['g++-6', 'clang-3.8']

    - os: linux
      compiler: clang
      env: COMPILER=clang++-3.9
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.9']
          packages: ['g++-6', 'clang-3.9']

    - os: linux
      compiler: clang
      env: COMPILER=clang++-4.0
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-4.0']
          packages: ['g++-6', 'clang-4.0']

    #- os: linux
    #  compiler: clang
    #  env: COMPILER=clang++-5.0
    #  addons:
    #    apt:
    #      sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
    #      packages: ['g++-6', 'clang-5.0']

install:
  ###################################################################
  # All the dependencies are installed in ${TRAVIS_BUILD_DIR}/deps/ #
  ###################################################################
  - DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
  - mkdir -p ${DEPS_DIR} && cd ${DEPS_DIR}

  ###############################
  # Override compiler if needed #
  ###############################
  - if [[ "${COMPILER}" != "" ]]; then export CXX=${COMPILER}; fi

  ##########################
  # Install a recent CMake #
  ##########################
  - |
    if [[ "$TRAVIS_OS_NAME}" == "linux" ]]; then
      CMAKE_URL="http://www.cmake.org/files/v3.3/cmake-3.3.2-Linux-x86_64.tar.gz"
      mkdir cmake && travis_retry wget --no-check-certificate --quiet -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
      export PATH=${DEPS_DIR}/cmake/bin:${PATH}
    elif [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
      brew update
      which cmake || brew install cmake
    fi

################
# build script #
################

script:
  # shox OS/compiler version
  - uname -a
  - $CXX --version

  - cd ${TRAVIS_BUILD_DIR}
  - cmake -H. -Bbuild ${CMAKE_OPTIONS}
  #- cmake -H. -Bbuild -DCMAKE_BUILD_TYPE='Release' ${CMAKE_OPTIONS}
  - cd build

  # compile and run
  #- make -j 4
  - cmake --build . --config Release
  - ctest --output-on-failure -C Release -j 4