.travis.yml

language: python
python: 
 - 2.7 #TODO change  to 3.x later

matrix:
  include: 
    - os: linux
      compiler: gcc
      dist: xenial #TODO upgrade to bionic when possible on Travis
      # update required packages from Travis setup
      # https://docs.travis-ci.com/user/languages/cpp/
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - build-essential 
            - g++-8
            - cmake
            - cmake-data
            - xsltproc #only for doc transform to html , can be removed
            - valgrind
      env:
        - MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"
        - PLATFORM="linux"
        - PYTHONPATH="$PYTHONPATH:$HOME/.local/lib/python2.7/site-packages/"

#    ## OSX builds take very long to start on OSX
#    # moved to CircleCI for OSX
#    - os: osx
#      osx_image: xcode8.3 #default
#      compiler: clang
#      env:
#        - MATRIX_EVAL="CC=clang && CXX=clang++"
#        - PLATFORM="darwin"
#        - PATH="$HOME/Library/Python/2.7/bin:$PATH"
#        - PYTHONPATH="$HOME/Library/Python/2.7/lib/python/site-packages:$PYTHONPATH"

env:
  global:
    - NUPICCORE = ${TRAVIS_BUILD_DIR}
    - PATH=${TRAVIS_BUILD_DIR}/python/bin:$PATH
    - PLATFORM=${TRAVIS_OS_NAME}
    - ARCHFLAGS="-arch x86_64"
    - BUNDLE_NAME="nupic_cpp-${TRAVIS_COMMIT}-${PLATFORM}64"
    - GH_RELEASE_AUTH="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" 

virtualenv:
  system_site_packages: false

# Successful builds are archived and uploaded to S3 for bamboo releases.
before_deploy:
  - cd $TRAVIS_BUILD_DIR/build/scripts
  - echo "Generating binary release:"
  - make package
  - echo "Release: ${BUNDLE_NAME}"

deploy:
## Github releases
  provider: releases
  api_key:
    secure: "$GH_RELEASE_AUTH"
  file: "$TRAVIS_BUILD_DIR/build/scripts/${BUNDLE_NAME}.tar.gz"
  skip_cleanup: true
  on:
    tags: true
    branch: master
    repo: htm-community/nupic.cpp

notifications:
#  email:
#    recipients:
#      - "discourse-nupic-developers@numenta.org"
#    on_success: never
#    on_failure: change
  irc:
    channels:
      - "irc.freenode.net#nupic-hackers"
#  webhooks:
#    - urls:
#        - https://webhooks.gitter.im/e/68f77bae61efa5c931f8
#        - https://api.keen.io/3.0/projects/5555161e2fd4b1326f14444a/events/travis-webhooks?api_key=a2e613bbb19b9b1f71a5543b7b677563551b4c3fe98534269546ff666ae453f82505791772faefc48682ee882ac7e99d2c3bfae7c7c19db7b5e7bbda34039119e4b42f5bf41bcea62d4ea9731db4a455141be7d5e8c715cb06366922eae0358e84abc2704ce16bb77b01fec3476cbac6

before_install:
  - eval "${MATRIX_EVAL}"
  - export CC
  - export CXX
  - $CXX --version
  - echo "Installing pip, setuptools, and wheel"
  - pip install --upgrade pip setuptools wheel || exit

install:
  # Prepare directories
  - mkdir -p "$TRAVIS_BUILD_DIR/build/scripts"
  - cd "$TRAVIS_BUILD_DIR/build/scripts"
  - mkdir -p "$TRAVIS_BUILD_DIR/build/Release"
  - cmake --version
  - echo "Configuring..."
  # Builds nupic_code library and python2.7 interface. Enable test coverage for travis-ci build
  - cmake "$TRAVIS_BUILD_DIR" -DCMAKE_BUILD_TYPE=Release 
  - set -o pipefail
  - echo "Make & Install "
  - VERBOSE=0 make |grep -v -F '\\-\\- Installing:'
  - make install 2>&1|grep -v -F 'Installing:'
  - echo "Installing Python bindings" 
  - python $TRAVIS_BUILD_DIR/setup.py install

script:
  # Some tests (e.g., helloregion) expect this to be the current directory and
  #      this also matches current instructions in nupic.core/README.md
  # unit tests
  - "cd $TRAVIS_BUILD_DIR/build/Release/bin"
  - "${TRAVIS_BUILD_DIR}/build/Release/bin/unit_tests --gtest_output=xml:${TRAVIS_BUILD_DIR}/build/artifacts/unit_tests_report.xml"
  # run python bindings tests
  - echo "Python bindings tests"
  - cd ${TRAVIS_BUILD_DIR}
  - "python setup.py test"
  # run memory leak tests with valgrind
  - echo "Memory leak detection with valgrind"
  - export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${TRAVIS_BUILD_DIR}/build/Release/lib
  - valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=3 ${TRAVIS_BUILD_DIR}/build/Release/bin/benchmark_hotgym 5 || exit 1 
  # output unit tests report
  - "cd $TRAVIS_BUILD_DIR/build/artifacts/"
  # transform the JUnit-style xml report to html
  - "xsltproc $TRAVIS_BUILD_DIR/docs/xunit.xslt unit_tests_report.xml > unit_tests_report.html"