# vim ft=yaml

# After changing this file, check it on:
#   http://lint.travis-ci.org/

language: python


#  Tthe Travis python is set to 3.2 for all builds, since we use the default python for the 3.2 build and the anaconda python otherwise
python:
    - 3.2

env:
    - ENV="python=2.6 numpy=1.6 cython=0.19.2"
    - ENV="python=2.7 numpy cython"
    - ENV="python=3.2"
    - ENV="python=3.3 numpy cython"
    - ENV="python=3.4 numpy cython"

virtualenv:
    system_site_packages: true

before_install:
    - export DISPLAY=:99.0
    - export SPACER="\n\n\n\n\n\n\n\n\n\n*************************\n\n"
    - sh -e /etc/init.d/xvfb start
    - sudo apt-get update

    # Python 3.2 is not supported by Miniconda, so we use the package manager for that run.
    # NumPy has a bug in python 3 that is only fixed in the latest version,
    #  hence the below wget of numpy/_import_tools.py from github.
    - if [[ $ENV == python=3.2 ]]; then
        sudo apt-get install python3-numpy;
        wget https://raw.githubusercontent.com/numpy/numpy/master/numpy/_import_tools.py -O /home/travis/virtualenv/python3.2_with_system_site_packages/lib/python3.2/site-packages/numpy/_import_tools.py;
        sudo apt-get install python3-scipy;
        travis_retry pip install cython flake8 six;
      else
        wget http://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh;
        bash miniconda.sh -b -p $HOME/miniconda;
        export PATH="$HOME/miniconda/bin:$PATH";
        hash -r;
        conda config --set always_yes yes;
        conda update conda;
        conda info -a;
        travis_retry conda create -n test $ENV six scipy pip flake8 nose;
        source activate test;
      fi
    - travis_retry pip install coveralls pillow
    - python check_bento_build.py

install:
    - tools/header.py "Dependency versions"
    - tools/build_versions.py
    - export PYTHONWARNINGS=all
    - python setup.py build_ext --inplace

script:
    # Run all tests with minimum dependencies
    - nosetests --exe -v skimage

    - echo -e $SPACER

    # Run pep8 and flake tests
    - flake8 --exit-zero --exclude=test_*,six.py skimage doc/examples viewer_examples

    - echo -e $SPACER

    # Install optional dependencies to get full test coverage
    # Notes:
    # - pyfits and imread do NOT support py3.2
    # - Use the png headers included in anaconda (from matplotlib install)
    # TODO: Remove the libm removal when anaconda fixes their libraries
    #   The solution was suggested here
    #   https://groups.google.com/a/continuum.io/forum/#!topic/anaconda/-DLG2ZdTkw0
    - if [[ $ENV == python=3.2 ]]; then
        travis_retry sudo apt-get install python3-pyqt4;
        travis_retry pip install matplotlib==1.3.1;
        travis_retry pip install networkx;
      else
        travis_retry conda install matplotlib pyqt networkx;
        sudo cp ~/miniconda/envs/test/include/png* /usr/include;
        rm ~/miniconda/envs/test/lib/libm-2.5.so;
        rm ~/miniconda/envs/test/lib/libm.*;
        sudo apt-get install libtiff4-dev libwebp-dev xcftools;
        travis_retry pip install imread;
        travis_retry pip install pyfits;
      fi
    - sudo apt-get install libfreeimage3
    # TODO: update when SimpleITK become available on py34 or hopefully pip
    - if [[ $ENV != python=3.4* ]]; then
        travis_retry easy_install SimpleITK;
      fi

    # Matplotlib settings
    - export MPL_DIR=$HOME/.config/matplotlib
    - mkdir -p $MPL_DIR
    - touch $MPL_DIR/matplotlibrc
    - "echo 'backend : Agg' > $MPL_DIR/matplotlibrc"
    - "echo 'backend.qt4 : PyQt4' >> $MPL_DIR/matplotlibrc"

    - echo -e $SPACER

    # Run all doc examples
    - export PYTHONPATH=$(pwd):$PYTHONPATH
    - for f in doc/examples/*.py; do python "$f"; if [ $? -ne 0 ]; then exit 1; fi done
    - for f in doc/examples/applications/*.py; do python "$f"; if [ $? -ne 0 ]; then exit 1; fi done

    - echo -e $SPACER

    # run tests again with optional dependencies to get more coverage
    # measure coverage on py3.3
    - if [[ $ENV == python=3.3* ]]; then
         nosetests --exe -v --with-doctest --with-cov --cover-package skimage;
      else
         nosetests --exe -v --with-doctest skimage;
      fi

after_success:
    - if [[ $ENV == python=3.3* ]]; then
          coveralls;
      fi