.travis.yml

language: generic

env:
  # We set the default value in global and changed it in the matrix when necessary
  global:
    - ENV=conda
    - MINIMAL_ENV=false
    - DEPS="numpy ipython scipy matplotlib traits natsort requests tqdm sympy dill h5py python-dateutil ipyparallel dask scikit-image pint numexpr statsmodels sparse imageio pyyaml PTable"
    - DEPS_OPTIONAL="scikit-learn mrcz numba cython"
    - TEST_DEPS="pytest pytest-cov pytest-mpl wheel"
    - MPLBACKEND="agg"
    - TEST_ARG_OPT="--mpl"
    - FAIL_ON_EXTERNAL_DEPRECATION=false


services:
  - xvfb

matrix:
  include:
    # All tests run for the latest supported Python version in Linux
  - env: export CONDA_PYTHON=3.7
  - env: export CONDA_PYTHON=3.7; MINIMAL_ENV=true
  - env: export ENV=pip
    language: python
    python: 3.7
  - env: export ENV=pip; MINIMAL_ENV=true
    language: python
    python: 3.7
    # Only standard test for older supported versions of Python in Linux
  - env: export CONDA_PYTHON=3.6
    # All tests, but the min requirements test run for the latest supported Python version in OSx
  - env: export CONDA_PYTHON=3.7
    os: osx
  - env: export CONDA_PYTHON=3.6
    os: osx
    if: tag IS present
  allow_failures:
    # Only test for the latest supported version as chances are that it'll
    # contain the most up-to-date external libraries.
  - env: export PYTHON=3.7; MINIMAL_ENV=false; FAIL_ON_EXTERNAL_DEPRECATION=true

before_install:
  - if [ $ENV == conda ]; then
      source ./ci/travis_setup_conda_$TRAVIS_OS_NAME.sh;
    fi

install:
  - if [[ $MINIMAL_ENV == false ]] ; then
      DEPS="${DEPS} ${DEPS_OPTIONAL}";
    fi
  - source ./ci/travis_install_with_$ENV.sh
  - pip install .

script:
  - which python
  - python -c 'import matplotlib.pyplot as plt; print("Matplotlib backend:", plt.get_backend())';
  - if [ $ENV == pip ]; then TEST_ARG_OPT=""; fi
  - pytest --pyargs hyperspy --cov=hyperspy $TEST_ARG_OPT;

#after_failure: # run only on failure in case there is a need to check matplotlib image comparison
# This needs a service to upload the artifacts (and corresponding configuration)
# See:
# https://blog.travis-ci.com/2012-12-18-travis-artifacts/
# https://docs.travis-ci.com/user/uploading-artifacts/
# https://github.com/matplotlib/matplotlib/blob/master/.travis.yml
#  - gem install travis-artifacts
#  - zip -r image_comparison_failure.zip /tmp/ -i *.png
#  - travis-artifacts upload image_comparison_failure.zip

after_success:
- coveralls
- python setup.py bdist_wheel;

before_deploy:
- export DISTRIB=$(ls ./dist/*);

deploy:
  provider: releases
  api_key:
    #francisco-dlp:
    secure: dTt5L3HsIrfTOvnU8QFqwMu+Ghpuzp+vr0y7skRbqdFBCmPfjbAe2l24haMidVC1x0ZikHGgv9krEd/aKEBLi6QM+E2KsxiXUJWlhTFMH5o8qsMTBSAS2ChfQ32Jlktg8oK0FMs+UO6EFbMz1cr7m1Fgc0Ikds1ZCzev6Uke2Zk=
  file: "${DISTRIB}"
  skip_cleanup: true
  on:
    tags: true
    condition: $MINIMAL_ENV = false