.travis.yml

language: python
fast_finish: true
python:
  - 2.7
  - 3.5
  - 3.6
env:
  global:
    # 1. Generated a token for travis at https://anaconda.org/quantopian/settings/access with scope api:write.
    #   Can also be done via anaconda CLI with
    #     $ TOKEN=$(anaconda auth --create --name my_travis_token)
    # 2. Generated secure env var below with travis gem via
    #     $ travis encrypt ANACONDA_TOKEN=$TOKEN
    #   See https://github.com/travis-ci/travis.rb#installation.
    #   If authenticating travis gem with github, a github token with the following scopes
    #   is sufficient: ["read:org", "user:email", "repo_deployment", "repo:status", "write:repo_hook"]
    #   See https://docs.travis-ci.com/api#external-apis.
    - secure: "MxLrJ0ry2NtZXp4zESb0KP+AUuVns96XfPyZgmxrMOjH4epqLiP5NxaY/5UF9oTEdNQDnPO3Rw7M8rH8vuX5dzOVzP2/miAc+ltFQmlaXuERY5fu2LYTST8MCxokiuD4fdaFPFiaCCSrk+zQZSX2uDn161vK+FqZyGAQ9EEJebQ="
    - CONDA_ROOT_PYTHON_VERSION: "2.7"
  matrix:
    - OLD_PANDAS=1
    - NEW_PANDAS=1
matrix:
  exclude:
    - python: 2.7
      env: NEW_PANDAS=1
    - python: 3.6
      env: OLD_PANDAS=1
#  include:
#    # Workaround Travis OSX not natively supporting Python.
#    - os: osx
#      language: generic
#      env: TRAVIS_PYTHON_VERSION=2.7 OLD_PANDAS=1
#    - os: osx
#      language: generic
#      env: TRAVIS_PYTHON_VERSION=3.5 OLD_PANDAS=1
#    - os: osx
#      language: generic
#      env: TRAVIS_PYTHON_VERSION=3.5 NEW_PANDAS=1

cache:
  directories:
    - $HOME/.cache/.pip/

before_install:
  - source ./ci/travis/install_miniconda.sh
  - |
    if [ "$OLD_PANDAS" ]; then
      NUMPY_VERSION=1.11.3 PANDAS_VERSION=0.18.1 SCIPY_VERSION=0.17.1
    else
      NUMPY_VERSION=1.14.1 PANDAS_VERSION=0.22.0 SCIPY_VERSION=1.0.0 PANDAS_DATAREADER_VERSION=0.4.0 DASK_VERSION=0.17.1
    fi
  - source ./ci/travis/overwrite_requirements.sh
  - cat etc/requirements_locked.txt

install:
  - conda info -a
  - conda install conda=4.3.30 conda-build=3.0.28 anaconda-client=1.6.3 --yes -q
  - conda list

  - TALIB_VERSION=$(cat ./etc/requirements_locked.txt | grep "ta-lib" | sed "s/ta-lib==\([^ ]*\) *.*/\1/")
  - CERTIFI_VERSION=$(cat ./etc/requirements_locked.txt | grep "certifi" | sed "s/certifi==\([^ ]*\) *.*/\1/")
  - IFS='.' read -r -a NPY_VERSION_ARR <<< "$NUMPY_VERSION"
  - CONDA_NPY=${NPY_VERSION_ARR[0]}${NPY_VERSION_ARR[1]}
  - CONDA_PY=$TRAVIS_PYTHON_VERSION

  - if [[ "$TRAVIS_SECURE_ENV_VARS" = "true" && "$TRAVIS_BRANCH" = "master" && "$TRAVIS_PULL_REQUEST" = "false" ]]; then DO_UPLOAD="true"; else DO_UPLOAD="false"; fi
  - |
    for recipe in $(ls -d conda/*/ | xargs -I {} basename {}); do
      if [[ "$recipe" = "zipline" ]]; then continue; fi

      conda build conda/$recipe --python=$CONDA_PY --numpy=$CONDA_NPY --skip-existing --old-build-string -c quantopian -c quantopian/label/ci
      RECIPE_OUTPUT=$(conda build conda/$recipe --python=$CONDA_PY --numpy=$CONDA_NPY --old-build-string --output)
      if [[ -f "$RECIPE_OUTPUT" && "$DO_UPLOAD" = "true" ]]; then anaconda -t $ANACONDA_TOKEN upload "$RECIPE_OUTPUT" -u quantopian --label ci; fi
    done
  # Make sure stdout is in blocking mode. If we don't, then conda create will barf during downloads.
  # See https://github.com/travis-ci/travis-ci/issues/4704#issuecomment-348435959 for details.
  - python -c 'import os,sys,fcntl; flags = fcntl.fcntl(sys.stdout, fcntl.F_GETFL); fcntl.fcntl(sys.stdout, fcntl.F_SETFL, flags&~os.O_NONBLOCK);'
  # We conda install certifi at the pinned exact version because it is a transitive dependency of zipline via requests and uses distutils for packaging.
  # Since conda installs latest certifi by default, we would fail to uninstall that new version when trying to install the pinned version using pip later in the build:
  # "Cannot uninstall 'certifi'. It is a distutils installed project and thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall."
  - conda create -n testenv --use-local --yes -c quantopian -c quantopian/label/ci pip python=$TRAVIS_PYTHON_VERSION numpy=$NUMPY_VERSION pandas=$PANDAS_VERSION scipy=$SCIPY_VERSION ta-lib=$TALIB_VERSION libgfortran=3.0 certifi=$CERTIFI_VERSION
  - source activate testenv

  # XXX: With TRAVIS and CI both set, pip installing bcolz tries to compile it with coverage on py2, which fails to link against gcov on OSX.
  # https://github.com/Blosc/bcolz/blob/8234a7505da5188dbaf415b7e36d4609d2c8c2f1/setup.py#L134-L136
  - TRAVIS='' EXTERNAL_REQUIREMENTS='coveralls' etc/dev-install --cache-dir="$HOME/.cache/.pip/pip_np$CONDA_NPY"

before_script:
  - pip freeze | sort
script:
  - flake8 zipline tests
  - nosetests --with-coverage
  # deactivate env to get access to anaconda command
  - source deactivate

  # unshallow the clone so the conda build can clone it.
  - git fetch --unshallow --tags
  - exec 3>&1; ZP_OUT=$(conda build conda/zipline --python=$CONDA_PY --numpy=$CONDA_NPY -c quantopian -c quantopian/label/ci | tee >(cat - >&3))
  - ZP_OUTPUT=$(echo "$ZP_OUT" | grep "anaconda upload " | awk '{print $NF}')
  - if [ -z "$ZP_OUTPUT" ]; then exit 1; fi
  # test that we can conda install zipline in a new env
  - conda create -n installenv --yes -q --use-local python=$TRAVIS_PYTHON_VERSION numpy=$NUMPY_VERSION zipline -c quantopian -c https://conda.anaconda.org/quantopian/label/ci
  - if [[ "$DO_UPLOAD" = "true" ]]; then anaconda -t $ANACONDA_TOKEN upload $ZP_OUTPUT -u quantopian --label ci; fi
  # reactivate env (necessary for coveralls)
  - source activate testenv

after_success:
  - coveralls

branches:
  only:
    - master