language: cpp
cache: ccache
sudo: required
dist: xenial

addons:
  apt:
    sources:
    - ubuntu-toolchain-r-test
    - sourceline: 'deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main'
      key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
    packages:
    - g++-9
    - clang-9
    - build-essential pkg-config
    - cmake
    - libpython-dev python-numpy
    - libboost-all-dev

# before_install:
  # - if [ "$TRAVIS_OS_NAME" == "osx" ]; then brew update; fi

install:
  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then HOMEBREW_NO_AUTO_UPDATE=1 brew install ccache  ; fi
  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then export PATH="/usr/local/opt/ccache/libexec:$PATH" ; fi

# We first do the compile stage specified below, then the matrix expansion specified after.
stages:
  - compile
  - test
  - special

env:
  global:
    - MAKEFLAGS="-j2"
    - CCACHE_SLOPPINESS=pch_defines,time_macros

# Compile stage without building examples/tests to populate the caches.
jobs:
# -------- STAGE 1: COMPILE -----------
  include:
# on Mac, GCC
  - stage: compile
    os: osx
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: osx
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Mac, CLANG
  - stage: compile
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, GCC
  - stage: compile
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, CLANG
  - stage: compile
    os: linux
    compiler: clang
    env: CC=clang-9 CXX=clang++-9 CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -b
  - stage: compile
    os: linux
    compiler: clang
    env: CC=clang-9 CXX=clang++-9 CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -b
# on Linux, with deprecated ON to make sure that path still compiles/tests
  - stage: special
    os: linux
    compiler: clang
    env: CC=clang-9 CXX=clang++-9 CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF GTSAM_ALLOW_DEPRECATED_SINCE_V4=ON
    script: bash .travis.sh -b
# on Linux, with GTSAM_WITH_TBB on to make sure GTSAM still compiles/tests
  - stage: special
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF GTSAM_WITH_TBB=ON
    script: bash .travis.sh -t
# -------- STAGE 2: TESTS -----------
# on Mac, GCC
  - stage: test
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -t
  - stage: test
    os: osx
    compiler: clang
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -t
  - stage: test
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -t
  - stage: test
    os: linux
    compiler: gcc
    env: CMAKE_BUILD_TYPE=Debug GTSAM_BUILD_UNSTABLE=OFF
    script: bash .travis.sh -t
  - stage: test
    os: linux
    compiler: clang
    env: CC=clang-9 CXX=clang++-9 CMAKE_BUILD_TYPE=Release
    script: bash .travis.sh -t
# on Linux, with quaternions ON to make sure that path still compiles/tests
  - stage: special
    os: linux
    compiler: clang
    env: CC=clang-9 CXX=clang++-9 CMAKE_BUILD_TYPE=Release GTSAM_BUILD_UNSTABLE=OFF GTSAM_USE_QUATERNIONS=ON
    script: bash .travis.sh -t
  - stage: special
    os: linux
    compiler: gcc
    env: PYTHON_VERSION=3
    script: bash .travis.python.sh
  - stage: special
    os: osx
    compiler: clang
    env: PYTHON_VERSION=3
    script: bash .travis.python.sh