.travis.yml

language: python

# this is needed to run tests requiring a graphical user interface
# see https://docs.travis-ci.com/user/gui-and-headless-browsers/
dist: xenial

services:
  - xvfb

addons:
  apt_packages:
    # required to build the documentation
    - pandoc

python:
  - "3.7.3"

install: 

  # setup conda, which is necessary to install qutip
  # just copied in the conda code from https://docs.conda.io/projects/conda/en/latest/user-guide/tasks/use-conda-with-travis-ci.html#
  - wget https://repo.continuum.io/miniconda/Miniconda3-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 --set changeps1 no
  - conda update -q conda
  - conda info -a

  # environment in which we will be testing the pip installation from source
  - conda create -q -n pip-environment-source python=$TRAVIS_PYTHON_VERSION 
  
  # environment in which we will be testing the pip installation from the package index
  - conda create -q -n pip-environment-index python=$TRAVIS_PYTHON_VERSION 

  # environment in which we will be running the docs building
  - conda create -q -n docs-environment python=$TRAVIS_PYTHON_VERSION sphinx 
  
  # environment in which we will be running the tests
  # Here we also install all dependencies of qucat manually
  - conda create -q -n test-environment python=$TRAVIS_PYTHON_VERSION numpy scipy matplotlib sympy pillow nbformat pytest pytest-cov codecov
  
  # Install qutip
  - source activate test-environment
  - conda config --append channels conda-forge
  - conda install qutip

script: 
  
  # Test pip installation from the index
  - source activate pip-environment-index
  - pip install qucat
  - python -c "import qucat"

  # Test documentation build
  - source activate docs-environment
  - pip install nbsphinx 
  - pip install recommonmark 
  - pip install sphinx_rtd_theme
  - python build_docs.py

  # Run tests
  - source activate test-environment
  - pytest --cov=src
  - codecov

  # Test pip installation from source
  - source activate pip-environment-source
  - pip install .
  - python -c "import qucat"