.travis.yml

# Travis CI configuration file for Dialite
# Validate this at http://lint.travis-ci.org/

language: python

# use container-based infrastructure
sudo : false

# Only run travis build on push for master branch
branches:
  only:
    - master

matrix:
    include:
        - python: "3.6"
          env: TEST_UNIT=0 TEST_STYLE=1
        - python: "3.6"
          env: TEST_UNIT=0 TEST_DOCS=1
        #
        - python: "2.7"
          env: TEST_UNIT=1 TEST_INSTALL=1
        #
        - python: "pypy3"
          env: TEST_UNIT=1
        - python: "3.5"
          env: TEST_UNIT=1 TEST_INSTALL=1
        - python: "3.6"
          env: TEST_UNIT=1
        - python: "3.7"
          env: TEST_UNIT=1
        - python: "3.8"
          env: TEST_UNIT=1

before_install:
    - SRC_DIR=$(pwd)
    - REDIRECT_TO=/dev/stdout  # change to /dev/null to silence Travis
    # file size checks run on minimal build for time
    - if [ "${TEST_STYLE}" == "1" ]; then
        if [ "${TRAVIS_PULL_REQUEST}" != "false" ]; then
          GIT_TARGET_EXTRA="+refs/heads/${TRAVIS_BRANCH}";
          GIT_SOURCE_EXTRA="+refs/pull/${TRAVIS_PULL_REQUEST}/merge";
        else
          GIT_TARGET_EXTRA="";
          GIT_SOURCE_EXTRA="";
        fi;
        cd ~;
        mkdir target-size-clone && cd target-size-clone;
        git init &> ${REDIRECT_TO} && git remote add -t ${TRAVIS_BRANCH} origin git://github.com/${TRAVIS_REPO_SLUG}.git &>${REDIRECT_TO};
        git fetch origin ${GIT_TARGET_EXTRA} &> ${REDIRECT_TO} && git checkout -qf FETCH_HEAD &> ${REDIRECT_TO};
        git tag travis-merge-target &> ${REDIRECT_TO};
        git gc --aggressive &> ${REDIRECT_TO};
        TARGET_SIZE=`du -s . | sed -e "s/\t.*//"`;
        git pull origin ${GIT_SOURCE_EXTRA} &> ${REDIRECT_TO};
        git gc --aggressive &> ${REDIRECT_TO};
        MERGE_SIZE=`du -s . | sed -e "s/\t.*//"`;
        if [ "${MERGE_SIZE}" != "${TARGET_SIZE}" ]; then
          SIZE_DIFF=`expr \( ${MERGE_SIZE} - ${TARGET_SIZE} \)`;
        else
          SIZE_DIFF=0;
        fi;
      fi;

# Install dependencies
install:
    - cd ${SRC_DIR}
    - if [ "${TEST_UNIT}" == "1" ]; then
        pip install pytest-cov;
      fi;
    - if [ "${TEST_INSTALL}" == "1" ]; then
        python setup.py install;
      else
        export PYTHONPATH=.;
      fi;
    - if [ "${TEST_DOCS}" == "1" ]; then
        pip install sphinx;
      fi;
    - if [ "${TEST_STYLE}" == "1" ]; then
        pip install pycodestyle;
        pip install flake8;
      fi;

# Run the tests
script:
    - cd ${SRC_DIR};
    - python -c "import sys; print(sys.version, '\n', sys.prefix)"
    - if [ "${TEST_UNIT}" == "1" ]; then
        pytest .;
      fi;
    - if [ "${TEST_DOCS}" == "1" ]; then
        sphinx-build docs docs/_build;
      fi;
    - if [ "${TEST_STYLE}" == "1" ]; then
        flake8 dialite --max-line-length=88;
        fi;
    - if [ "${TEST_STYLE}" == "1" ]; then
        echo "Size difference ${SIZE_DIFF} kB";
        if git log --format=%B -n 2 | grep -q "\[size skip\]"; then
          echo "Skipping size test";
        else
          test ${SIZE_DIFF} -lt 100;
        fi;
      fi;

after_success:
    - echo SUCCESS!

after_failure:
    - echo FAIL!

after_script: