.travis.yml

sudo: false

env:
  global:
    - NUMPY=numpy
    - MPL=matplotlib
    - PYPROJ=pyproj
    - TEST_ARGS=--no-pep8
    - BUILD_LIBGEOS=false

# install apt binary packages
addons:
  apt:
    packages:
      - libgeos-3.3.8   
      # matplotlib requirements
      - libpng12-dev
      - libfreetype6-dev
      # helpers utilities
      - autotools-dev
      - wget

language: python

cache:
  directories:
    # cache for wheels generated by pip
    - $HOME/.cache/pip
    # cache for libgeos library binaries
    - $HOME/.libgeos


# matrix generates 6 test cases
matrix:
  include:
    # "minimum requirements" environments
    # test the bare minimum versions 
    # compiles internal libgeos
    # Notes:
    #   numpy 1.7.0 is the first version that works out of the box for Python 2.6 and 3.3
    #   numpy 1.5.1 is the earliest version to compile and *might* be able to work on Python 2.6,
    #         if two unit tests are skipped due to numpy.copy(a,order) not having 'order' parameter
    #         1.6.0-1.6.2 works out of the box for Python 2.6
    #   matplotlib 1.2.0 was found to be the earliest version that installs
    - python: 2.6
      env: 
        - NUMPY=numpy==1.7.0
        - MPL=matplotlib==1.2.0
        - BUILD_LIBGEOS=internal
    - python: 3.3
      env: 
        - NUMPY=numpy==1.7.0
        - MPL=matplotlib==1.2.0
        - BUILD_LIBGEOS=internal

    # "middle of the road" environment
    # use prepackaged binaries
    # if no prepackaged binary available, use a previous stable version
    - python: 3.4
      env: 
        - MPL=matplotlib==1.4.3
        - NUMPY=numpy==1.9.3
      
    # "latest and greatest" stable environments
    # this uses the current stable versions
    # pip installs latest stable versions automatically
    - python: 2.7
      env:
        - BUILD_LIBGEOS=3.5.0
    - python: 3.5
      env: 
        - BUILD_LIBGEOS=3.5.0
    
    # "current development" environment
    # this test is diagnostic for development versions and is not required to pass
    - python: "nightly"
      env:
        # these are python packages so prepend "git+" to git URL
        - NUMPY=git+https://github.com/numpy/numpy.git
        - MPL=git+https://github.com/matplotlib/matplotlib.git
        - PYPROJ=git+https://github.com/jswhit/pyproj.git
        # C lib, git URL only
        - BUILD_LIBGEOS=https://github.com/libgeos/libgeos.git
        # or download latest stable
        # - BUILD_LIBGEOS=3.5.0
        
  allow_failures:
    - python: "nightly"

# before_install:
  # Install into our own pristine virtualenv
  # - virtualenv --python=python venv
  # - source venv/bin/activate

install:
  # Upgrade pip and setuptools.  Install wheel.
  - pip install --upgrade pip
  - pip install --upgrade setuptools 
  - pip install wheel

  # the development version of numpy requires Cython
  - if [[ $TRAVIS_PYTHON_VERSION == 'nightly' ]]; then pip install --install-option="--no-cython-compile" Cython; fi

  
  - pip install --upgrade $NUMPY
  - pip install $MPL
  - pip install $PYPROJ
  - pip install -r requirements.txt
  
  # extra requirements to support Python 2.6  
  - if [[ $TRAVIS_PYTHON_VERSION == '2.6' ]]; then pip install -r .requirements-2.6.txt; fi
  
  - |
    # Is libgeos suppose to be built?
    if [[ $BUILD_LIBGEOS != 'false' ]]; then
      export GEOS_DIR=$HOME/.libgeos/${BUILD_LIBGEOS}/
      # Does this path (for libgeos binaries) not exist in cache?
      if [[ ! -d "$GEOS_DIR" ]] ; then
        # Download and Compile libgeos
        if [[ $BUILD_LIBGEOS == 'internal' ]]; then
          echo 'Building internal libgeos'
          cd geos-3.3.3
        # Does this string contain a "git" substring?
        elif [[ $BUILD_LIBGEOS == *"git"* ]]; then
          echo 'Using git to download libgeos development'
          git clone ${BUILD_LIBGEOS}
          cd libgeos
          ./autogen.sh
          # do NOT cache libgeos git
          export GEOS_DIR=$HOME/dont-cache-me/
        else
          echo 'Downloading and building external libgeos'
          wget https://github.com/libgeos/libgeos/archive/${BUILD_LIBGEOS}.tar.gz
          tar zxf ${BUILD_LIBGEOS}.tar.gz
          cd libgeos-${BUILD_LIBGEOS}
          ./autogen.sh
        fi
        ./configure --prefix=$GEOS_DIR
        make; make install
        cd ..
      fi
    fi
#  - pip install pep8
  - pip install .

script:
    - python lib/mpl_toolkits/basemap/test.py --verbose