.travis.yml

language: c++

addons:
  apt:
    sources: &sources
    - ubuntu-toolchain-r-test

    packages:
    - ccache
    - ninja-build
    - g++-5
    - gcc-5
    - g++-6
    - gcc-6

cache:
  directories:
    - ${HOME}/.ccache
    - ${TRAVIS_BUILD_DIR}/deps/llvm-3.6.2
    - ${TRAVIS_BUILD_DIR}/deps/llvm-3.7.1
    - ${TRAVIS_BUILD_DIR}/deps/llvm-3.8.0

env:
  # Workaround for https://github.com/travis-ci/travis-ci/issues/4681
  matrix:
    - TRAVIS_EMPTY_JOB_WORKAROUND=true
  
matrix:
  exclude:
    - env: TRAVIS_EMPTY_JOB_WORKAROUND=true
  include:
    # LINUX
    # GCC 5
    - os: linux
      env: COMPILER=g++-5 CCOMPILER=gcc-5 COMPUTE_COVERAGE=false
      compiler: gcc

    # GCC 6
    - os: linux
      env: COMPILER=g++-6 CCOMPILER=gcc-6 GCOV=gcov-6 COMPUTE_COVERAGE=true MAKE_DOC=true
      compiler: gcc
      
    # OSX
    # Xcode 6.4
    - os: osx
      env: COMPUTE_COVERAGE=false
      osx_image: xcode6.4
      
    # Xcode 7.3
    - os: osx
      env: COMPUTE_COVERAGE=false
      osx_image: xcode7.3
      
    # Xcode 8
    - os: osx
      env: COMPUTE_COVERAGE=false
      osx_image: xcode8
     
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}; export CC=${CCOMPILER}; fi
  
  ############################################################################
  # Install a recent CMake
  ############################################################################
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
      CMAKE_URL="http://www.cmake.org/files/v3.5/cmake-3.5.2-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}
    else
      if ! brew ls --version cmake &>/dev/null; then brew install cmake; fi
    fi

  ############################################################################
  # Install clang, libc++ and libc++abi
  ############################################################################
  - |
    if [[ "${LLVM_VERSION}" != "" ]]; then
      LLVM_DIR=${DEPS_DIR}/llvm-${LLVM_VERSION}
      if [[ -z "$(ls -A ${LLVM_DIR})" ]]; then
        LLVM_URL="http://llvm.org/releases/${LLVM_VERSION}/llvm-${LLVM_VERSION}.src.tar.xz"
        LIBCXX_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxx-${LLVM_VERSION}.src.tar.xz"
        LIBCXXABI_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxxabi-${LLVM_VERSION}.src.tar.xz"
        CLANG_URL="http://llvm.org/releases/${LLVM_VERSION}/clang+llvm-${LLVM_VERSION}-x86_64-linux-gnu-ubuntu-14.04.tar.xz"
        mkdir -p ${LLVM_DIR} ${LLVM_DIR}/build ${LLVM_DIR}/projects/libcxx ${LLVM_DIR}/projects/libcxxabi ${LLVM_DIR}/clang
        travis_retry wget --quiet -O - ${LLVM_URL}      | tar --strip-components=1 -xJ -C ${LLVM_DIR}
        travis_retry wget --quiet -O - ${LIBCXX_URL}    | tar --strip-components=1 -xJ -C ${LLVM_DIR}/projects/libcxx
        travis_retry wget --quiet -O - ${LIBCXXABI_URL} | tar --strip-components=1 -xJ -C ${LLVM_DIR}/projects/libcxxabi
        travis_retry wget --quiet -O - ${CLANG_URL}     | tar --strip-components=1 -xJ -C ${LLVM_DIR}/clang
        (cd ${LLVM_DIR}/build && cmake .. -DCMAKE_INSTALL_PREFIX=${LLVM_DIR}/install -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_C_COMPILER=clang)
        (cd ${LLVM_DIR}/build/projects/libcxx && make install -j2)
        (cd ${LLVM_DIR}/build/projects/libcxxabi && make install -j2)
      fi
      export CXXFLAGS="-nostdinc++ -isystem ${LLVM_DIR}/install/include/c++/v1"
      export LDFLAGS="-L ${LLVM_DIR}/install/lib -l c++ -l c++abi"
      export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${LLVM_DIR}/install/lib"
      export PATH="${LLVM_DIR}/clang/bin:${PATH}"
      export CXX="${LLVM_DIR}/clang/bin/clang++"
      export CC="${LLVM_DIR}/clang/bin/clang"
      ls ${LLVM_DIR}/clang/bin
    fi
    
  ############################################################################
  # Install lcov
  ############################################################################
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" && "${COMPUTE_COVERAGE}" == "true" ]]; then
      travis_retry wget --no-check-certificate --quiet http://mirrors.us.kernel.org/ubuntu//pool/universe/l/lcov/lcov_1.12-3_all.deb
      sudo dpkg -i lcov_1.12-3_all.deb
      sudo apt-add-repository ppa:brightbox/ruby-ng -y
      sudo apt-get update -qq
      sudo apt-get install ruby2.2 -qq
      sudo gem install coveralls-lcov
    fi

  ############################################################################
  # Install gtest
  ############################################################################
  - cd ${DEPS_DIR}
  - git clone https://github.com/google/googletest.git && cd googletest
  - mkdir -p build && cd build
  - cmake -DCMAKE_CXX_FLAGS="${CXXFLAGS}" -DCMAKE_SHARED_LINKER_FLAGS="${LDFLAGS}" ..
  - cmake --build .
  - sudo cp -r ../googletest/include/gtest /usr/local/include/
  - sudo cp -r ../googlemock/include/gmock /usr/local/include/
  - sudo cp googlemock/gtest/lib*.a /usr/local/lib

  ############################################################################
  # Install doxygen and graphviz if documentation is generated
  ############################################################################
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" && "${MAKE_DOC}" == "true" ]]; then
      sudo apt-get install doxygen graphviz
    fi

script:
  - cd $TRAVIS_BUILD_DIR
  - mkdir build && cd build
  - |
    if [[ "${COMPUTE_COVERAGE}" == "true" ]]; then
      cmake -DBuildTest=ON -DCoverage=ON ..
    else
      cmake -DBuildTest=ON -DCMAKE_CXX_FLAGS="${CXXFLAGS}" -DCMAKE_SHARED_LINKER_FLAGS="${LDFLAGS}" ..
    fi
  - cmake --build .
  - cd Test && ctest

after_success:
  ############################################################################
  # Upload coverage information to coveralls.io
  ############################################################################
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" && "${COMPUTE_COVERAGE}" == "true" ]]; then
      cd $TRAVIS_BUILD_DIR/build/Test
      lcov --gcov-tool gcov-6 --capture --no-external --directory .. --base-directory ../../Spacy --output-file coverage.info
      lcov --remove coverage.info '*/Spacy/Adapter/*' -o coverage_without_adapter.info
      coveralls-lcov --repo-token ${COVERALLS_TOKEN} coverage_without_adapter.info
    fi

  ############################################################################
  # Upload documentation to repository
  ############################################################################
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" && "${MAKE_DOC}" == "true" ]]; then
      cd $TRAVIS_BUILD_DIR/build
      make doc
      ../deploy_doc.sh
    fi