.travis.yml

# Copyright 2017, 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_linux_no_compile
#   * stage_osx

stage_generic: &stage_generic
  install:
    # Install step for jobs that require compilation and qa.
    - pip install -U -r requirements.txt
    - pip install -U -r requirements-dev.txt
    # Create the basic cmake structure, setting out/ as the default dir.
    - mkdir out && cd out && cmake $CMAKE_FLAGS ..
  script:
    # Compile the executables and run the tests.
    - make && ARGS="-V" make test

stage_linux: &stage_linux
  <<: *stage_generic
  os: linux
  dist: trusty
  language: python
  python: 3.5
  env: CMAKE_FLAGS="-D CMAKE_CXX_COMPILER=g++-5 -D ENABLE_TARGETS_QA=False -D WHEEL_TAG=-pmanylinux1_x86_64 -D STATIC_LINKING=True"
  addons:
    apt:
      sources:
        - ubuntu-toolchain-r-test
      packages:
        - liblapack-dev
        - libblas-dev
        - g++-5

stage_osx: &stage_osx
  <<: *stage_generic
  os: osx
  osx_image: xcode9.2
  language: generic
  env: CMAKE_FLAGS="-D CMAKE_CXX_COMPILER=g++-6 -D ENABLE_TARGETS_QA=False -D STATIC_LINKING=True"
  before_install:
    # Travis does not provide support for Python 3 under osx - it needs to be
    # installed manually.
    |
    if [ ${TRAVIS_OS_NAME} = "osx" ]; then
      brew install gcc@6
      brew link --overwrite gcc@6
      brew upgrade pyenv
      pyenv install 3.6.5
      virtualenv --python ~/.pyenv/versions/3.6.5/bin/python venv
      source venv/bin/activate
    fi

stage_osx_python3_7: &stage_osx_python3_7
  <<: *stage_osx
  before_install:
    # Last line drops cmake from the list of requirements since it is not
    # installable in Python 3.7 but it is not strictly necessary for building.
    |
    if [ ${TRAVIS_OS_NAME} = "osx" ]; then
      brew install gcc@6
      brew link --overwrite gcc@6
      brew upgrade pyenv
      brew install freetype
      brew install pkg-config
      pyenv install 3.7.0
      virtualenv --python ~/.pyenv/versions/3.7.0/bin/python venv
      source venv/bin/activate
    fi

stage_linux_no_compile: &stage_linux_no_compile
  <<: *stage_linux
  addons: false
  env: CMAKE_FLAGS="-D ENABLE_TARGETS_NON_PYTHON=False"


# Other aliases: for convenience, keeping the "jobs" matrix defined later on
# less verbose.

deploy_ghpages: &deploy_ghpages
  provider: script
  skip_cleanup: true
  script: tools/ghpages_documentation_deploy.sh
  on:
    branch: stable

deploy_pypi: &deploy_pypi
  provider: pypi
  skip_cleanup: true
  user: "diegoplan9"
  password:
     secure: "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"
  server: "https://test.pypi.org/legacy/"
  distributions: "sdist bdist_wheel"
  on:
    branch: stable
    condition: '$TRAVIS_COMMIT_MESSAGE == "pip release: "*'


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

# Define the order of the stages.
stages:
  - lint and pure python test
  - test
  - ibmq
  - deploy doc and pypi

# 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 and and pure python test" stage
    ###########################################################################
    # Linter and style check (GNU/Linux, Python 3.5)
    - stage: lint and pure python test
      <<: *stage_linux_no_compile
      script: make style VERBOSE="" && make lint VERBOSE=""

    # Run the tests against without compilation (GNU/Linux, Python 3.5)
    - stage: lint and pure python test
      <<: *stage_linux_no_compile

    # "test" stage
    ###########################################################################
    # GNU/Linux, Python 3.5
    - stage: test
      <<: *stage_linux

    # GNU/Linux, Python 3.6
    - stage: test
      <<: *stage_linux
      python: 3.6

    # GNU/Linux, Python 3.7
    - stage: test
      <<: *stage_linux
      # Compiling Python 3.7 requires an Ubuntu Xenial distribution
      # and sudo set to true
      # Fix when this is solved:
      # https://github.com/travis-ci/travis-ci/issues/9815
      dist: xenial
      python: 3.7
      sudo: true

    # OSX, Python 3.6.5 (via pyenv)
    - stage: test
      <<: *stage_osx

    # OSX, Python 3.7 (via pyenv)
    - stage: test
      <<: *stage_osx_python3_7

    # "ibmq" stage
    ###########################################################################
    # GNU/Linux, Python 3.6, against IBM Q
    - stage: ibmq
      <<: *stage_linux
      if: branch = master and repo = Qiskit/qiskit-terra and type = push
      python: 3.6
      env: CMAKE_FLAGS="-D CMAKE_CXX_COMPILER=g++-5 -D ENABLE_TARGETS_QA=False -D WHEEL_TAG=-pmanylinux1_x86_64 -D STATIC_LINKING=True" USE_ALTERNATE_ENV_CREDENTIALS=True

    # "deploy" stage.
    ###########################################################################
    # github pages documentation update (GNU/Linux, Python 3.5)
    - stage: deploy doc and pypi
      <<: *stage_linux_no_compile
      if: branch = stable and repo = Qiskit/qiskit-terra and type = push
      script: cd ..
      deploy:
        <<: *deploy_ghpages

    # GNU/Linux, Python 3.5
    - stage: deploy doc and pypi
      <<: *stage_linux
      if: branch = stable and repo = Qiskit/qiskit-terra and type = push
      install: mkdir out && cd out && cmake $CMAKE_FLAGS ..
      script: cd ..
      deploy:
        <<: *deploy_pypi

    # OSX, Python 3.latest (brew does not support versions)
    - stage: deploy doc and pypi
      <<: *stage_osx
      if: branch = stable and repo = Qiskit/qiskit-terra and type = push
      install: mkdir out && cd out && cmake $CMAKE_FLAGS ..
      script: cd ..
      deploy:
        <<: *deploy_pypi
        distributions: "bdist_wheel"