.travis.yml

language: php
sudo: false

addons:
  apt:
    packages:
      - git

php:
  - 7.1
  - 7.2

matrix:
  fast_finish: true

cache:
  directories:
    - vendor
    - $HOME/.composer/cache/files

notifications:
  email: false

env:
  global:
    - COMPOSER_OPTIONS="--no-suggest --no-interaction"
    # To prevent failing test runs caused by
    # "The process "phpunit" exceeded the timeout of 300 seconds.
    - COMPOSER_PROCESS_TIMEOUT=0
  matrix:
    - DEPENDENCIES="--prefer-lowest"
    - DEPENDENCIES=""
install:
  # Disable xDebug (but do not remove its configuration, because we need that for code coverage calculation).
  # Clear the default 6 minutes max execution time limit otherwise test suite fails in case of online tests.
  - echo -en "max_execution_time = 0\nxdebug.default_enable = 0" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
  - composer global require hirak/prestissimo:^0.3.7
  - travis_retry composer update $COMPOSER_OPTIONS $DEPENDENCIES
  # Fix PHPUnit tests on PHP >= 7.2 by upgrading Guzzle to >= 6.3.0.
  # https://github.com/guzzle/guzzle/issues/1973
  - if [[ $(phpenv version-name) = "7.2" ]] && [[ "$DEPENDENCIES" = "--prefer-lowest" ]]; then composer require guzzlehttp/guzzle:^6.3.0 --update-with-dependencies $DEPENDENCIES; fi
  - composer show

# We run tests even if the code style analyses fails just to be able get a complete picture about what needs to be
# improved.
script:
  - set -e
  # Check only changed files.
  - IFS=$'\n'; CHANGED_FILES=($(git diff --name-only --diff-filter=ACMRTUXB "${TRAVIS_COMMIT_RANGE}")); unset IFS
  - EXTRA_ARGS=('--path-mode=intersection' '--' "${CHANGED_FILES[@]}")
  - composer check-style -- --using-cache=no "${EXTRA_ARGS[@]}"
  - composer analyze
  # Only calculate metrics data for this specific build.
  - if [[ $(phpenv version-name) = "7.1" ]] && [[ "$DEPENDENCIES" = "--prefer-lowest" ]]; then composer test -- --coverage-clover=clover.xml; else composer test; fi
  - if [[ $(phpenv version-name) = "7.1" ]] && [[ "$DEPENDENCIES" = "--prefer-lowest" ]]; then composer metrics; fi

after_success:
  - if [[ $(phpenv version-name) = "7.1" ]] && [[ "$DEPENDENCIES" = "--prefer-lowest" ]]; then bash <(curl -s https://codecov.io/bash) -f ./clover.xml; fi