language: generic
dist: trusty
sudo: false
addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
      - llvm-toolchain-trusty-4.0
    packages:
      - cmake
      - colordiff
      - g++-4.9
      - g++-7
      - clang-4.0
      - clang-format-4.0
matrix:
  include:
    # default gcc 4.9 build - we also do a clang-format check here.
    - os: linux
      env: >-
        CC=gcc-4.9
        CXX=g++-4.9
        COVERAGE=OFF
        BUILD_TYPE=Debug
        TEST_PARALLEL=-j4
        CLANG_FORMAT=clang-format-4.0
    - os: linux
      env: >-
        CC=gcc-7
        CXX=g++-7
        COVERAGE=OFF
        BUILD_TYPE=Debug
        TEST_PARALLEL=-j4
        CLANG_FORMAT=no
    # clang v4 build
    - os: linux
      env: >-
        CC=clang-4.0
        CXX=clang++-4.0
        COVERAGE=OFF
        BUILD_TYPE=Debug
        TEST_PARALLEL=-j4
        CLANG_FORMAT=no
    # one release build
    - os: linux
      env: >-
        CC=clang-4.0
        CXX=clang++-4.0
        COVERAGE=OFF
        BUILD_TYPE=Release
        TEST_PARALLEL=-j4
        CLANG_FORMAT=no
    # code coverage build
    - os: linux
      env: >-
        CC=gcc-7
        CXX=g++-7
        COVERAGE=ON
        BUILD_TYPE=Debug
        TEST_PARALLEL=-j1
        CLANG_FORMAT=no
    # One MacOS X build
    - os: osx
      env: >-
        CC=clang
        CXX=clang++
        COVERAGE=OFF
        TEST_PARALLEL=-j4
        BUILD_TYPE=Debug
        CLANG_FORMAT=no

before_script:
  - uname -a
  - printenv
  - cmake --version

script:
  # Perform out-of-source build
  - mkdir build
  - cd build
  # Perform CMake backend generation, build, and test
  - cmake -DCMAKE_BUILD_TYPE=${BUILD_TYPE} -DNNG_ENABLE_COVERAGE=${COVERAGE} ..
  - cmake --build . -- -j4
  - ctest --output-on-failure -C ${BUILD_TYPE} ${TEST_PARALLEL}
  - ../etc/format-check.sh

after_success:
  - ../etc/codecov.sh