language: php

php:
# - 5.3 # requires old distro
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - 7.1
  - 7.2
  - 7.3

# lock distro so new future defaults will not break the build
dist: trusty

matrix:
  include:
    - php: 5.3
      dist: precise

install:
  - composer install --no-interaction

script:
  - vendor/bin/phpunit --coverage-text

language: php

# lock distro so new future defaults will not break the build
dist: trusty

matrix:
  include:
    - php: 5.3
      dist: precise
    - php: 5.4
    - php: 5.5
    - php: 5.6
    - php: 7.0
    - php: 7.1
    - php: 7.2
    - php: 7.3
    - php: 7.4

install:
  - composer install --no-interaction

script:
  - vendor/bin/phpunit --coverage-text

Test against PHP 7.4 and simplify test matrix
Test against PHP 7.4 and simplify test matrix