.travis.yml

env:
  matrix:
  - TRAVIS_PYTHON_VERSION="2.7"
  - TRAVIS_PYTHON_VERSION="3.6"
  global:
    - CONDA_PREFIX=$HOME/miniconda
    - MINICONDA_URL_BASE="https://repo.continuum.io/miniconda/Miniconda3-latest"
    - MPLCONFIGDIR=$HOME/.config/matplotlib
os:
- linux
- osx
sudo: false
before_install:
- |
  if [[ $TRAVIS_OS_NAME == "osx" ]]; then
    brew remove --force $(brew list)
    brew cleanup -s
    rm -rf $(brew --cache)
  fi
- mkdir -p $MPLCONFIGDIR
- touch $MPLCONFIGDIR/matplotlibrc
install:
- echo "Build on $TRAVIS_OS_NAME for Python $TRAVIS_PYTHON_VERSION"
- |
  if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
    OS="MacOSX-x86_64"
  else
    OS="Linux-x86_64"
  fi
- curl $MINICONDA_URL_BASE-$OS.sh > $HOME/minconda.sh
- bash $HOME/minconda.sh -b -p $CONDA_PREFIX
- export PATH="$CONDA_PREFIX/bin:$PATH"
- hash -r
- conda config --set always_yes yes --set changeps1 no
- conda create -n _testing python=$TRAVIS_PYTHON_VERSION
- source activate _testing
- |
  if [[ "$TRAVIS_BRANCH" == "release" ]]; then
    conda install landlab -c conda-forge
  else
    pushd ../..
    git clone --depth=50 https://github.com/landlab/landlab.git landlab/landlab
    pushd landlab/landlab
    git fetch origin master
    git checkout -qf master
    git submodule update --init --recursive
    conda env update --file environment-dev.yml
    conda activate landlab_dev
    python setup.py develop
    popd
    popd
  fi
- conda install --file=requirements.txt
- conda info -a && conda list
script:
- travis_wait 50 pytest -vvv # the cellular atomata test takes over 10 minutes, and the entire process takes about 30 minutes, so we'll give it 50 min
virtualenv:
  system_site_packages: false