.travis.yml

language: cpp

install:
  # Ensure modern `node` and `npm` versions, otherwise Travis gives us `node v0.10.36` with `npm 1.4.28`.
  # http://austinpray.com/ops/2015/09/20/change-travis-node-version.html
  # https://stackoverflow.com/a/34384262/1346510
  - export TRAVIS_NODE_VERSION="4"
  - rm -rf ~/.nvm && git clone https://github.com/creationix/nvm.git ~/.nvm && (cd ~/.nvm && git checkout `git describe --abbrev=0 --tags`) && source ~/.nvm/nvm.sh && nvm install $TRAVIS_NODE_VERSION
  - if [[ `npm -v` != 3* ]]; then npm i -g npm@3; fi

# NOTE: In the `matrix` below, `${compiler} --version` is the command executed by Travis CI in 'language: cpp' mode.
# https://github.com/travis-ci/travis-build/blob/8067d586b03d5cde21b034e6fbcfa561f5c66748/lib/travis/build/script/cpp.rb#L20

matrix:
  include:
    - script:
      - brew update
      - brew install nasm
      - make check
      env:
      - MAKE_CHECK=1
      compiler: "native clang++, Job: make check"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_1_of_3
      env:
      - NDEBUG=0
      - TESTS=1_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_2_of_3
      env:
      - NDEBUG=0
      - TESTS=2_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_3_of_3
      env:
      - NDEBUG=0
      - TESTS=3_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_1_of_3
      env:
      - NDEBUG=1
      - TESTS=1_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_2_of_3
      env:
      - NDEBUG=1
      - TESTS=2_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - brew update
      - brew install nasm  # Don't install `gnuplot`, it kills Travis and is unnecessary for the test.
      - clang++ -v
      - clang++ --version
      - make individual_tests_3_of_3
      env:
      - NDEBUG=1
      - TESTS=3_OF_3
      compiler: "native clang++, Job: make individual_tests"
      os: osx
      osx_image: xcode12.2

    - script:
      - mkdir local_bin
      - ln -sf $(which g++-7) local_bin/g++
      - ln -sf $(which clang++-6.0) local_bin/clang++
      - export PATH=$PWD/local_bin:$PATH
      - make check
      env:
      - MAKE_CHECK=1
      compiler: "g++-7 && clang++-6.0, Job: make check"
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
            - clang-6.0
            - libstdc++-7-dev
            - nasm

    - script: make individual_tests
      env:
      - NDEBUG=0
      - CPLUSPLUS=g++-7
      compiler: "g++-7, Job: make individual_tests"
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
            - nasm
            - gnuplot

    - script: make individual_tests
      env:
      - NDEBUG=0
      - CPLUSPLUS=clang++-6.0
      compiler: "clang++-6.0, Job: make individual_tests"
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test  # `apt-get` on Travis fails to install `clang-3.6 gnuplot` w/o this.
          packages:
            - g++-7  # To install the dreaded `#include <codecvt>`.
            - clang-6.0
            - libstdc++-7-dev
            - nasm
            - gnuplot

    - script: make individual_tests
      env:
      - NDEBUG=1
      - CPLUSPLUS=g++-7
      compiler: "g++-7, Job: make individual_tests"
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
            - nasm
            - gnuplot

    - script: make individual_tests
      env:
      - NDEBUG=1
      - CPLUSPLUS=clang++-6.0
      compiler: "clang++-6.0, Job: make individual_tests"
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test  # `apt-get` on Travis fails to install `clang-3.6 gnuplot` w/o this.
          packages:
            - g++-7  # To install the dreaded `#include <codecvt>`.
            - clang-6.0
            - libstdc++-7-dev
            - nasm
            - gnuplot

notifications:
  slack: currentio:e74oLGvcTRa0yJWg5Q6JjzCk