# We set the language to c because python isn't supported on the MacOS X nodes
# on Travis. However, the language ends up being irrelevant anyway, since we
# install Python ourselves using conda.
language: c

os:
    - linux

# Setting sudo to false opts in to Travis-CI container-based builds.
sudo: false

# The apt packages below are needed for sphinx builds, which can no longer
# be installed with sudo apt-get.
addons:
    apt:
        packages:
            - graphviz
            - texlive-latex-extra
            - dvipng
            - language-pack-de
env:
    global:
        # Set defaults to avoid repeating in most cases
        - NUMPY_VERSION=stable
        - MAIN_CMD='python setup.py'
        - CONDA_DEPENDENCIES='Cython jinja2'
        - CONDA_ALL_DEPENDENCIES='Cython jinja2 scipy h5py matplotlib pyyaml scikit-image pandas pytz beautifulsoup4 ipython mpmath'
        - PIP_DEPENDENCIES=''

    matrix:
        - PYTHON_VERSION=2.7 SETUP_CMD='egg_info'
        - PYTHON_VERSION=3.3 SETUP_CMD='egg_info'
        - PYTHON_VERSION=3.4 SETUP_CMD='egg_info'
        - PYTHON_VERSION=3.5 SETUP_CMD='egg_info'

matrix:

    # Don't wait for allowed failures
    fast_finish: true

    include:

        # Try MacOS X
        - os: osx
          env: PYTHON_VERSION=2.7 SETUP_CMD='test'
               CONDA_DEPENDENCIES=$CONDA_ALL_DEPENDENCIES
               PIP_DEPENDENCIES='jplephem'

        # Check for sphinx doc build warnings - we do this first because it
        # runs for a long time. The sphinx build also has some additional
        # dependencies.
        - os: linux
          env: PYTHON_VERSION=2.7 SETUP_CMD='build_sphinx -w'
               CONDA_DEPENDENCIES=$CONDA_ALL_DEPENDENCIES
               PIP_DEPENDENCIES='sphinx-gallery>=0.1.3 pillow wcsaxes --no-deps jplephem'

        # Try all python versions with the latest numpy, but without the
        # optional dependencies
        - os: linux
          env: PYTHON_VERSION=2.7 SETUP_CMD='test --open-files'
        - os: linux
          env: PYTHON_VERSION=3.3 NUMPY_VERSION=1.8 SETUP_CMD='test --open-files'
        - os: linux
          env: PYTHON_VERSION=3.4 SETUP_CMD='test --open-files'
        - os: linux
          env: PYTHON_VERSION=3.5 SETUP_CMD='test --open-files'

        # Now try with all optional dependencies on 2.7 and an appropriate 3.x
        # build (with latest numpy). We also note the code coverage on Python
        # 2.7.
        - os: linux
          env: PYTHON_VERSION=2.7 SETUP_CMD='test --coverage'
               CONDA_DEPENDENCIES=$CONDA_ALL_DEPENDENCIES
               PIP_DEPENDENCIES='cpp-coveralls objgraph jplephem'
               LC_CTYPE=C.ascii LC_ALL=C
               CFLAGS='-ftest-coverage -fprofile-arcs -fno-inline-functions -O0'
        - os: linux
          env: PYTHON_VERSION=3.4 SETUP_CMD='test'
               CONDA_DEPENDENCIES=$CONDA_ALL_DEPENDENCIES
               PIP_DEPENDENCIES='jplephem'
               LC_CTYPE=C.ascii LC_ALL=C

        # Try older numpy versions without optional dependencies
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=1.10 SETUP_CMD='test'
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=1.9 SETUP_CMD='test'
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=1.8 SETUP_CMD='test'
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=1.7 SETUP_CMD='test'

        # Try developer version of Numpy without optional dependencies
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=dev SETUP_CMD='test'

        # Try pre-release version of Numpy without optional dependencies
        - os: linux
          env: PYTHON_VERSION=2.7 NUMPY_VERSION=prerelease SETUP_CMD='test'

        # Do a PEP8 test
        - os: linux
          env: PYTHON_VERSION=2.7 MAIN_CMD='pep8 astropy --count' SETUP_CMD=''

    allow_failures:
      - env: PYTHON_VERSION=2.7 NUMPY_VERSION=dev SETUP_CMD='test'

install:
    - git clone git://github.com/astropy/ci-helpers.git
    - source ci-helpers/travis/setup_conda_$TRAVIS_OS_NAME.sh

script:
    - $MAIN_CMD $SETUP_CMD

after_success:
    - if [[ $SETUP_CMD == 'test --coverage' ]]; then
        cpp-coveralls -E ".*convolution.*" -E ".*_erfa.*" -E ".*\.l" -E ".*\.y" -E ".*flexed.*" -E ".*cextern.*" -E ".*_np_utils.*" -E ".*cparser.*" -E ".*cython_impl.*" --dump c-coveralls.json;
        coveralls --merge=c-coveralls.json --rcfile='astropy/tests/coveragerc';
      fi