.travis.yml

language: php
dist: trusty
sudo: false

php:
    - 5.4
    - 5.5
    - 5.6
    - 7.0
    - 7.1

env:
    - WP_VERSION=latest WP_MULTISITE=0
    - WP_VERSION=latest WP_MULTISITE=1
    - WP_VERSION=4.8.3 WP_MULTISITE=0
    - WP_VERSION=4.7.7 WP_MULTISITE=0
    - WP_VERSION=4.6.8 WP_MULTISITE=0
    - WP_VERSION=4.5.11 WP_MULTISITE=0

matrix:
  include:
    - php: 7.1
      env: WP_VERSION=trunk

before_script:
  - |
    # Install the specified version of PHPUnit depending on the PHP version:
    if [[ "$WP_TRAVISCI" == "travis:phpunit" ]]; then
      case "$TRAVIS_PHP_VERSION" in
        7.2|7.1|7.0|nightly)
          echo "Using PHPUnit 6.x"
          composer global require "phpunit/phpunit:^6"
          ;;
        5.6|5.5|5.4)
          echo "Using PHPUnit 4.x"
          composer global require "phpunit/phpunit:^4"
          ;;
        *)
          echo "No PHPUnit version handling for PHP version $TRAVIS_PHP_VERSION"
          exit 1
          ;;
      esac
    fi
  - bash bin/install-wp-tests.sh wordpress_test root '' localhost $WP_VERSION
  - export PATH="$HOME/.composer/vendor/bin:$PATH"
  - |
    if [[ ${TRAVIS_PHP_VERSION:0:2} == "7." ]]; then
      composer global require "phpunit/phpunit=5.7.*"
    else
      composer global require "phpunit/phpunit=4.8.*"
    fi

script: phpunit