.travis.yml

language: python
branches:
  only:
    - master
os:
  - linux

dist: xenial

#python:
#  - 2.7
#  - 3.6

matrix:
  include:
    - env: MPI_LIBRARY=openmpi MPI_LIBRARY_VERSION=2.0.0
      python: 2.7
    - env: MPI_LIBRARY=openmpi MPI_LIBRARY_VERSION=2.0.0
      python: 3.6
    - stage: python linter
      env:
      install: pip install flake8
      script: python -m flake8 && echo "Finished linting Python files with flake8"

addons:
  apt:
    packages:
      - python-numpy
      - python-setuptools

env:
  - TEST_DIR=.;  TEST_SCRIPT="python setup.py test"

# before_install:

install:
  - sh install-mpi.sh
  - export MPI_PREFIX="${HOME}/opt/${MPI_LIBRARY}-${MPI_LIBRARY_VERSION}"
  - export PATH="${HOME}/.local/bin:${MPI_PREFIX}/bin${PATH:+":${PATH}"}"
  - export LD_LIBRARY_PATH="${MPI_PREFIX}/lib${LD_LIBRARY_PATH:+":${LD_LIBRARY_PATH}"}"
  - pip install --upgrade pip
  - pip install -r requirements-travis.txt

# before_script:

script:
  - cd $TEST_DIR  &&  $TEST_SCRIPT && cd ..

# Specify order of stages; build matrix of installation and regression tests
# will only run if linter stage passes
stages:
  - python linter
  - test

notifications:
  email:
    on_success: change
    on_failure: always
  slack:
    rooms:
    - secure: "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"
    on_success: always
    on_failure: always