.travis.yml

branches:
  only:
  - master
cache: false
language: generic
services:
- docker
env:
  global:
  - DOCKERHUB_REPOSITORY=pyomo/linux-test-images
    # Configure Pyomo to put the configuration directory here (so that it
    # is both writable, and will be cleared between test runs
  - PYOMO_CONFIG_DIR=${TRAVIS_BUILD_DIR}/config
  - COVERAGE_PROCESS_START=${TRAVIS_BUILD_DIR}/coveragerc
  - DOCKERENV="-e TAG -e COVERAGE_PROCESS_START -e PYOMO_CONFIG_DIR"
  matrix:
  - TAG=python_3.8    CATEGORY="nightly"
  - TAG=python_3.7    CATEGORY="nightly"
  - TAG=python_3.7    CATEGORY="nightly" SLIM=1
  - TAG=python_3.7    CATEGORY="smoke"   SETUP_OPTIONS="--with-cython"
  - TAG=python_3.6    CATEGORY="nightly"
  - TAG=python_3.5    CATEGORY="nightly"
  - TAG=python_2.7    CATEGORY="nightly" KEY_JOB=1
  - TAG=pypy_3        CATEGORY="nightly" DISABLE_COVERAGE=1
  - TAG=pypy_2        CATEGORY="nightly" DISABLE_COVERAGE=1
  - TAG=anaconda_3    CATEGORY="nightly"
  - TAG=anaconda_2    CATEGORY="nightly"
  - TAG=python_3.6    CATEGORY="parallel"
  - TAG=python_2.7    CATEGORY="parallel"

before_install:
  - IMAGE=${DOCKERHUB_REPOSITORY}:${TAG}
  - docker pull ${IMAGE}
    # (1) We are mounting the current directory onto the
    #     docker container and giving it a mount location with
    #     an identical name, which avoids issues with file
    #     paths in coverage reports.
    # (2) We are starting a container in detached mode that
    #     runs a semi-infinite sleep call. This allows us to
    #     run separate docker exec commands that keep the state
    #     of the container between calls.
  - export DOC_ID=`docker run -d -v $(pwd):$(pwd) -w $(pwd) ${IMAGE} sleep 10000000000`
    # used by codecov when uploading the coverage report
  - export CI_ENV=`bash <(curl -s https://codecov.io/env)`
    # enable tracking of coverage for subprocesses launched
    # during tests
  - cp ${TRAVIS_BUILD_DIR}/.coveragerc ${COVERAGE_PROCESS_START}
  - echo "data_file=${TRAVIS_BUILD_DIR}/.coverage" >> ${COVERAGE_PROCESS_START}
    # commands prefixed by ${DOC} will execute inside the
    # running docker container
  - export DOC="docker exec ${CI_ENV} ${DOCKERENV} ${DOC_ID}"

install:
    # NOTE: pip, setuptools, wheel, coverage, and codecov are all built
    #   into the docker container.  We will upgrade the critical package
    #   management packages here to reduce the volume of PIP warnings
  - ${DOC} pip install -U pip setuptools wheel
  - |
    if [ -n "$SLIM" ]
    then
        ${DOC} bash -c 'echo ${DOCKER_PYTHON_CORE}; \
            for PKG in `pip list --format freeze | cut -d= -f1`; do \
                _core=`echo " ${DOCKER_PYTHON_CORE} "|grep " ${PKG} "|wc -l`; \
                if test ${_core} -eq 0; then \
                    pip uninstall -y ${PKG}; \
                else \
                    echo "Preserving ${PKG}; part of DOCKER_PYTHON_CORE"; \
                fi; \
            done'
    fi
    # Clone but don't install pyomo-model-libraries
  - ${DOC} git clone --quiet https://github.com/Pyomo/pyomo-model-libraries.git
    # Install PyUtilib (master branch)
  - ${DOC} pip install --quiet git+https://github.com/PyUtilib/pyutilib
    # Install this package
  - ${DOC} python setup.py develop ${SETUP_OPTIONS}
    # Finish setting up coverage tracking for subprocesses
  - DOCKER_SITE_PACKAGES=`${DOC} python -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())"`
  - |
    if [ -z "$DISABLE_COVERAGE" ]
    then
        ${DOC} bash -c "echo 'import coverage; coverage.process_startup()' > ${DOCKER_SITE_PACKAGES}/run_coverage_at_startup.pth"
    fi
  - ${DOC} pyomo download-extensions
  - ${DOC} pyomo build-extensions

script:
  - ${DOC} python --version
  - ${DOC} pip --version
  - ${DOC} pip list
  - ${DOC} env | grep -vi SECRET | sort
  - ${DOC} test.pyomo -v --cat=$CATEGORY pyomo `pwd`/pyomo-model-libraries
 # Run documentation tests
  - |
    if [ -z "$SLIM" ]; then
      ${DOC} make -C doc/OnlineDocs doctest -d
    fi

after_script:
 # Kill the docker container
  - docker kill ${DOC_ID}

after_success:
    # Combine coverage reports over all subprocesses and upload
  - ${DOC} find . -maxdepth 10 -name ".cov*"
  - ${DOC} coverage combine
  - ${DOC} coverage report -i
  - ${DOC} coverage xml -i
  - |
    i=0
    while : ; do
        ((i+=1))
        echo "Uploading coverage to codecov (attempt $i)"
        ${DOC} codecov --env TAG -X gcov -X s3
        if test $? == 0; then
            break
        elif test $i -ge 4; then
            exit 1
        fi
        DELAY=$(( RANDOM % 30 + 30))
        echo "Pausing $DELAY seconds before re-attempting upload"
        sleep $DELAY
    done
  # Trigger PyomoGallery build, but only when building the master branch
  # Note: this is disabled unless a token is injected through an
  # environment variable
  - "if [ -n \"${SECRET_TRAVIS_TOKEN}\" -a -n \"${KEY_JOB}\" -a \"${TRAVIS_PULL_REQUEST}\" == false ]; then curl -s -X POST -H 'Content-Type: application/json' -H 'Accept: application/json' -H 'Travis-API-Version: 3' -H 'Authorization: token ${SECRET_TRAVIS_TOKEN}' -d '{\"request\": {\"branch\": \"master\"}}' https://api.travis-ci.org/repo/Pyomo%2FPyomoGallery/requests; fi"