.travis.yml

language: php

php:
  # see http://php.net/supported-versions.php
  - '7.3' # Until 6 Dec 2021
  - '7.4' # Until 28 Nov 2022

addons:
  apt:
    packages:
      - parallel

env:
  global:
    - COMPOSER_CACHE_DIR=/home/travis/.composer
    - XDEBUG_MODE=coverage
  matrix:
    # Only contains widely used or supported versions
    #
    # see https://codex.wordpress.org/WordPress_Versions (patched recently)
    # see https://phpunit.de/supported-versions.html
    - WP_VERSION=4.8.*
    - WP_VERSION=5.0.*
    - WP_VERSION=5.2.*
    - WP_VERSION=5.4.*
    - WP_VERSION=5.6.*

matrix:
  include:
    # Bleeding edge (the latest stable of all)
    - php: '8.0'
      env: WP_VERSION=5.6.*

    # Lowest edge as described in README.md
    - php: '7.0'
      env: WP_VERSION=4.8.*

    #
    # Checking deprecated PHP versions
    #
    - php: '7.2'
      env: WP_VERSION=5.5.*
    - php: '7.1'
      env: WP_VERSION=5.3.*
    - php: '7.0'
      env: WP_VERSION=5.2.*

    #
    # Trying to support ... (first entry indicates what we try to support)
    #
    - php: '5.6'
      env: WP_VERSION=4.8.*
    - env: WP_VERSION=4.7.*
      php: '7.0'
    - php: 'hhvm'
      env: WP_VERSION=5.4.*

    # ... upcoming versions
    - php: 'nightly'
      env: WP_VERSION=5.4.*
    - env: WP_VERSION=dev-master
      php: 7.4
  # all above are allowed to fail because they just check the compatibility
  allow_failures:
    - php: '5.6'
    - php: 'hhvm'
    - php: 'nightly'
    - env: WP_VERSION=dev-master

  # Do not wait for allowed failures
  fast_finish: true

services:
  - mysql

cache:
  directories:
    - /home/travis/.composer

before_install:
  - mysql -e 'CREATE DATABASE dev;'
  # Disable PHPStan because it gives false-positives PHP < 7.1
  - "[[ $TRAVIS_PHP_VERSION > '7.0' ]] || rm -rf etc/phpstan"
  # Try supporting other versions
  - "[[ $WP_VERSION != *'dev-master' ]] || composer config minimum-stability dev"
  - "[[ $WP_VERSION != *'dev-master' ]] || composer config prefer-stable true"
  - composer require --update-with-dependencies johnpbloch/wordpress:$WP_VERSION
  # PHP8 compat
  - "[[ $TRAVIS_PHP_VERSION != 8.0 ]] || composer bin wp update --ignore-platform-reqs --no-scripts"

install:
  - composer install --no-scripts
  # Using WP-CLI instead of Composer because this way we can use the env matrix (above).
  - vendor/bin/wp --allow-root config create --skip-check --force --dbuser=travis --dbpass="" --dbhost="127.0.0.1"
  - vendor/bin/wp --allow-root core install --skip-email
  - ln -s etc/.coveralls.yml

script:
  - "[[ $WP_VERSION == *'dev-master' ]] || composer validate --strict --no-check-lock"
  - vendor/bin/phpunit -c etc/phpunit/phpunit.xml.dist --coverage-clover coverage.xml
  # Code quality checks should not differ among different PHP versions, so we spare runtime here
  - "[[ $TRAVIS_PHP_VERSION != 7.3 ]] || vendor/bin/phpstan analyse -c etc/phpstan/phpstan.neon.dist lib/"
  - "[[ $TRAVIS_PHP_VERSION != 7.3 ]] || vendor/bin/phpcs --standard=etc/phpcs/phpcs.xml.dist -s lib/"

after_success:
  - composer bin php-coveralls require php-coveralls/php-coveralls
  - travis_retry php vendor/bin/php-coveralls -c etc/coveralls.yml -v

after_failure:
  - cat srv/wp-content/debug.log || true