.travis.yml

language: cpp

matrix:
  include:

    # works on Precise and Trusty
    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-5
      env:
         - MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
         - COVERAGE_FLAG="TRUE"

    # works on Precise and Trusty
    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
      env:
        - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"

    # works on Precise and Trusty
    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
      env:
        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-8
      env:
        - MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-9
      env:
        - MATRIX_EVAL="CC=gcc-9 && CXX=g++-9"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-3.9
          packages:
            - clang-3.9
      env:
        - MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-4.0
          packages:
            - clang-4.0
      env:
        - MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-5.0
          packages:
            - clang-5.0
      env:
        - MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-6.0
          packages:
            - clang-6.0
      env:
        - MATRIX_EVAL="CC=clang-6.0 && CXX=clang++-6.0"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-7
          packages:
            - clang-7
      env:
        - MATRIX_EVAL="CC=clang-7 && CXX=clang++-7"

    - os: linux
      dist: xenial
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-8
          packages:
            - clang-8
      env:
        - MATRIX_EVAL="CC=clang-8 && CXX=clang++-8"


before_install:
    - eval "${MATRIX_EVAL}"
    - $CXX --version
    - gcov --version
    - pip install --user cpp-coveralls
    - sudo apt-get install -y libgsl-dev libopenblas-dev libgtest-dev cmake
    - wget https://github.com/google/googletest/archive/master.zip
    - unzip master.zip
    - cd googletest-master
    - cmake -DBUILD_SHARED_LIBS=ON .
    - make
    - sudo cp -a googletest/include/gtest /usr/include
    - sudo cp -a lib/* /usr/lib
    - cd "${TRAVIS_BUILD_DIR}"

script:
    - make -f Makefile.travis
    - make -f Makefile.travis clean
    - make -f Makefile.travis test && ./test

after_success:
    - if [ $COVERAGE_FLAG = "TRUE" ];then coveralls --root . -b . -e googletest-master -e tests  -i src -i include --gcov-options '\-r'; fi