language: cpp

dist: xenial # default distribution
os: linux # default os
sudo: false


matrix:
  fast_finish: true
  include:
    - env: MATRIX_EVAL="CC=gcc-5 && CXX=g++-5 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["g++-5"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=gcc-6 && CXX=g++-6 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["g++-6"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=gcc-7 && CXX=g++-7 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["g++-7"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=gcc-7 && CXX=g++-7 && GENERATOR='Unix Makefiles' && CONFIG=Debug && GHC_COVERAGE=1"
      addons: { apt: { packages: ["g++-7", "lcov"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=gcc-8 && CXX=g++-8 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["g++-8"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=gcc-9 && CXX=g++-9 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["g++-9"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["clang-5.0"] } }

    - env: MATRIX_EVAL="CC=clang-6.0 && CXX=clang++-6.0 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["clang-6.0"] } }

    - env: MATRIX_EVAL="CC=clang-7 && CXX=clang++-7 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["clang-7", "libc++-7-dev", "libc++abi-7-dev"], sources: ["llvm-toolchain-xenial-7"] } }

    - env: MATRIX_EVAL="CC=clang-8 && CXX=clang++-8 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["clang-8", "libc++-8-dev", "libc++abi-8-dev"], sources: ["llvm-toolchain-xenial-8"] } }

    - env: MATRIX_EVAL="CC=clang-9 && CXX=clang++-9 && GENERATOR='Unix Makefiles' && CONFIG=Release"
      addons: { apt: { packages: ["clang-9", "libc++-9-dev", "libc++abi-9-dev"], sources: [{sourceline: 'deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main', key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'}] } }

    - os: osx
      env: MATRIX_EVAL="CC=clang && CXX=clang++ && GENERATOR=Xcode && CONFIG=Release"
      osx_image: xcode9.2

    - os: osx
      env: MATRIX_EVAL="CC=clang && CXX=clang++ && GENERATOR=Xcode && CONFIG=Release"
      osx_image: xcode10.1

    - os: osx
      env: MATRIX_EVAL="CC=clang && CXX=clang++ && GENERATOR=Xcode && CONFIG=Release"
      osx_image: xcode11.2

install:
  - eval "${MATRIX_EVAL}"
  - |
    if [ "${TRAVIS_OS_NAME}" = "osx" ]; then
      brew update
    fi
  - |
    if [ "${GHC_COVERAGE}" = "1" ]; then
      gem install coveralls-lcov
    fi
  - $CC --version
  - $CXX --version
  - cmake --version

before_script:
  - eval "${MATRIX_EVAL}"
  - mkdir build
  - cd build
  - export VERBOSE=1
  - |
    if [ "${CONFIG}" = "Debug" ]; then
      cmake -G"${GENERATOR}" -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_C_COMPILER=${CC} -DCMAKE_BUILD_TYPE=${CONFIG} -DGHC_COVERAGE=ON ..
    else
      cmake -G"${GENERATOR}" -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_C_COMPILER=${CC} -DCMAKE_BUILD_TYPE=${CONFIG} ..
    fi

script:
  - export VERBOSE=1
  - cmake --build . --config ${CONFIG} --target filesystem_test
  - |
    if [ "${GHC_COVERAGE}" = "1" ]; then
      cmake --build . --config ${CONFIG} --target filesystem_test
      test/filesystem_test
    else
      cmake --build . --config ${CONFIG}
      ctest -C ${CONFIG} -E Windows
      if [ -f "test/std_filesystem_test" ]; then
        test/std_filesystem_test || true
      fi
    fi

after_success:
  - |
    if [ "${GHC_COVERAGE}" = "1" ]; then
      lcov --compat-libtool --directory . --capture --output-file coverage_output.info
      lcov --remove coverage_output.info '/usr/*' '*/c++/*' '*.h' '*/catch.hpp' -o coverage.info
      sed -i 's|SF:/.*/filesystem/|SF:../|g' coverage.info
      coveralls-lcov coverage.info
    fi