.travis.yml

# Copyright 2018, IBM.
#
# This source code is licensed under the Apache License, Version 2.0 found in
# the LICENSE.txt file in the root directory of this source tree.

notifications:
  email: false

cache: pip
sudo: false

###############################################################################
# Anchored and aliased definitions.
###############################################################################

# These are used for avoiding repeating code, and due to problems with
# overriding some keys (in particular, "os" and "language: ptyhon") when using
# the standard travis matrix with stages.
#
# This allows re-using different "sets" of configurations in the stages
# matrix, mimicking a hierarchy:
# * stage_generic
#   * stage_linux
#   * stage_osx
stage_generic: &stage_generic
  install:
    - pip install cython
    # Installing qiskit-terra master branch...
    - pip install https://github.com/Qiskit/qiskit-terra/archive/master.zip
    # Installing qiskit-aer...
    - pip install -U -r requirements-dev.txt

stage_linux: &stage_linux
  <<: *stage_generic
  os: linux
  dist: xenial
  language: python
  python: 3.7
  sudo: true
  before_install:
    - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
    - sudo apt-get -y update
    - sudo apt-get -y install g++-7
    - sudo apt-get -y install libopenblas-dev
  script:
    - python setup.py bdist_wheel -- -DCMAKE_CXX_COMPILER=g++-7 -- -j4
    - pip install dist/qiskit_aer*whl
    - python -m unittest discover -s test -v

stage_osx: &stage_osx
  <<: *stage_generic
  os: osx
  osx_image: xcode9.2
  language: generic
  cache:
    pip: true
    directories:
      - ~/python-interpreters/
  before_install:
    # Travis does not provide support for Python 3 under osx - it needs to be
    # installed manually.
    - |
      if [ ${TRAVIS_OS_NAME} = "osx" ]; then
        if [[ ! -d ~/python-interpreters/$PYTHON_VERSION ]]; then
          git clone git://github.com/pyenv/pyenv.git
          cd pyenv/plugins/python-build
          ./install.sh
          cd ../../..
          python-build $PYTHON_VERSION ~/python-interpreters/$PYTHON_VERSION
        fi
        virtualenv --python ~/python-interpreters/$PYTHON_VERSION/bin/python venv
        source venv/bin/activate
      fi
    - brew install libomp
    - brew install openblas
  script:
    - python setup.py bdist_wheel -- -- -j4
    - pip install dist/qiskit_aer*whl
    - python -m unittest discover -s test -v

###############################################################################
# Stage-related definitions
###############################################################################

# Define the order of the stages.
stages:
  - lint
  - test

# Define the job matrix explicitly, as matrix expansion causes issues when
# using it with stages and some variables/sections cannot be overridden.
jobs:
  include:
    # "lint" stage
    ###########################################################################
    # C++ and Python linters
    # TODO: C++ clang-tidy!
    - stage: lint
      name: Python Style and Linter
      <<: *stage_linux
      script:
        - pycodestyle --ignore=E402,W504 --max-line-length=100 qiskit/providers/aer
        - pylint -j 2 -rn qiskit/providers/aer

    # "test" stage
    ###########################################################################
    # GNU/Linux, Python 3.7
    - stage: test
      name: Python 3.7 Tests Linux
      <<: *stage_linux
      python: 3.7

    # GNU/Linux, Python 3.6
    - stage: test
      if: type = cron
      name: Python 3.6 Tests Linux
      <<: *stage_linux
      python: 3.6

    # GNU/Linux, Python 3.5
    - stage: test
      if: type = cron
      name: Python 3.5 Tests Linux
      <<: *stage_linux
      python: 3.5

    # OSX, Python 3.7.2 (via pyenv)
    - stage: test
      name: Python 3.7 Tests OSX
      <<: *stage_osx
      env:
        - MPLBACKEND=ps
        - PYTHON_VERSION=3.7.2

    # OSX, Python 3.6.5 (via pyenv)
    - stage: test
      if: type = cron
      name: Python 3.6 Tests OSX
      <<: *stage_osx
      env:
        - MPLBACKEND=ps
        - PYTHON_VERSION=3.6.5

    # OSX, Python 3.5.6 (via pyenv)
    - stage: test
      if: type = cron
      <<: *stage_osx
      name: Python 3.5 Tests OSX
      env:
        - MPLBACKEND=ps
        - PYTHON_VERSION=3.5.6