.travis.yml

#/*============================================================================
#
#  MYPROJECT: A software package for whatever.
#
#  Copyright (c) University College London (UCL). All rights reserved.
#
#  This software is distributed WITHOUT ANY WARRANTY; without even
#  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
#  PURPOSE.
#
#  See LICENSE.txt in the top level directory for details.
#
#============================================================================*/

# Inspired by: https://github.com/skvark/opencv-python
#        and : https://github.com/matthew-brett/multibuild
#        and : https://github.com/thompson318/ndicapi-wheels

language: python
# The Travis Python version is unrelated to the version we build and test
# with.  This is set with the MB_PYTHON_VERSION variable.
python: 3.6
sudo: required
dist: trusty
services: docker

# To Do: Where to put these?
#        Most of these were deduced while testing various combinations of
#        VTK, PCL, OpenCV etc. Your project  may be able to get away with a
#        much smaller list, depending on your actual testing requirements.
#
#sudo apt-get update
#sudo apt-get -yqq install build-essential
#sudo apt-get -yqq install binutils-gold
#sudo apt-get -yqq install freeglut3
#sudo apt-get -yqq install freeglut3-dev
#sudo apt-get -yqq install libglew-dev
#sudo apt-get -yqq install libglew1.5-dev
#sudo apt-get -yqq install libglm-dev
#sudo apt-get -yqq install mesa-common-dev
#sudo apt-get -yqq install mesa-utils-extra
#sudo apt-get -yqq install libgl1-mesa-dev
#sudo apt-get -yqq install libglapi-mesa

env:
  global:
    - DO_PYTHON_BUILD="true"
    - "PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'"
    - REPO_DIR=.
    - BUILD_COMMIT=HEAD
    - BUILD_DEPENDS="numpy six wheel"
    - TEST_DEPENDS="numpy six pytest"
    - BDIST_PARAMS=""
    - PLAT=x86_64
    - UNICODE_WIDTH=32

matrix:
  fast_finish: true
  exclude:
    # Exclude the default Python 3.6 build
    - python: 3.6
  include:
    # Builds for MacOS
    - os: osx
      language: generic
      env:
        - MB_PYTHON_VERSION=2.7
        - BDIST_PARAMS="-- -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=10.7"
    - os: osx
      language: generic
      env:
        - MB_PYTHON_VERSION=3.6
        - BDIST_PARAMS="-- -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=10.7"
    - os: osx
      language: generic
      env:
        - MB_PYTHON_VERSION=3.7
        - BDIST_PARAMS="-- -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=10.7"
   # Builds for Linux
    - os: linux
      env:
        - MB_PYTHON_VERSION=2.7
    - os: linux
      env:
        - MB_PYTHON_VERSION=2.7
        - UNICODE_WIDTH=16
    - os: linux
      env:
        - MB_PYTHON_VERSION=2.7
        - PLAT=i686
    - os: linux
      env:
        - MB_PYTHON_VERSION=2.7
        - PLAT=i686
        - UNICODE_WIDTH=16
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.5
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.5
        - PLAT=i686
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.6
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.6
        - PLAT=i686
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.7
    - os: linux
      env:
        - MB_PYTHON_VERSION=3.7
        - PLAT=i686

before_install:
    - source multibuild/common_utils.sh
    - source multibuild/travis_steps.sh
    - before_install

install: |
    echo "Starting main library build section."
    if [ "${DO_PYTHON_BUILD}" == "true" ]; then

      echo "DO_PYTHON_BUILD=true, so will do C++ and then build a wheel."

      if [ -n "$IS_OSX" ]; then

        # On Mac, it builds it inside the Travis Mac VM.
        # So, you could add various homebrew commands to pre-install stuff,
        # or if you are reading the travis documentation, you could use
        # travis type directives like 'addons', which are normally configured above.

        build_wheel $REPO_DIR $PLAT

      else

        # On Linux, this builds the C++ and then wheel
        # inside a manylinux docker container (Centos 5).

        DOCKER_IMAGE=quay.io/skvark/manylinux1_$PLAT
        build_multilinux $PLAT "build_wheel $REPO_DIR"
      fi

    else

      echo "DO_PYTHON_BUILD is not set to true, so will just do C++."

      # This builds the C++ inside the Travis VM. On Linux  this will
      # be the OS listed above, e.g. Ubuntu trusty. So, if your project
      # is only doing C++ and not Python, you will need debian based
      # 'sudo apt-get' type commands, either here, or if you are reading
      # travis documentation, then using various travis type directives
      # like 'addons', which are normally configured at the top of this file.

      source travis_cmake_build.sh
      cmake_build

    fi
    echo "Finished main library build section."

script: |
    echo "Starting to check if we are running tests on installed python wheel."
    if [ "${DO_PYTHON_BUILD}" == "true" ]; then
      echo "DO_PYTHON_BUILD is set to true, which means config.sh::run_tests() is called."
      install_run $PLAT
    else
      echo "Nothing to do as DO_PYTHON_BUILD is not set to true."
    fi
    echo "Finished running tests on installed python wheel."

after_success: |
    echo "Starting to check if we are deploying to PyPi"
    if [ -n "$TRAVIS_TAG" ]; then
      if [ "${DO_PYTHON_BUILD}" == "true" ]; then
        pip install twine
        if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
          pip install --upgrade pyOpenSSL
        fi
        twine upload --repository pypi -u ${PYPI_USER} -p ${PYPI_PASS} --skip-existing wheelhouse/*
      else
        echo "Deployment skipped as DO_PYTHON_BUILD is not set to true."
      fi
    else
      echo "Deployment skipped as git tag not set."
    fi
    echo "Finished any necessary deployment."