Based on Symfony's PhpUnit bridge, this handler will catch E_USER_DEPRECATED and E_DEPRECATED messages triggered while running the unit test suite and display them at the end of the test output. This removes the need to silence deprecation messages in the unit test bootstrap and gives contributors an idea of deprecated code uses either in the core PHP platform or libraries.

Implementing this exposed a call to a non-static method in a static manner which only affects the unit test suite, this is also corrected.

Test Environment Changes

• PHPUnit is no longer locked to the 4.1 branch, Composer config is updated to the current PHPUnit release (4.7.3)
• PHP_CodeSniffer and Cache_Lite are correctly marked as dev dependencies in the Travis-CI configuration
• Travis-CI is configured to trigger PHPUnit from our Composer installed location
• E_STRICT and E_USER_DEPRECATED messages are no longer ignored

Production Code Changes

• \Composer\Autoload\ClassLoader is updated to the latest version since composer update phpunit/phpunit was run

The below sample output comes from a Vagrant box running PHP 7: