/usr/share/php/tests/ is in php-horde-nag 4.1.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/tests/nag/
/usr/share/php/tests/nag/Nag/
/usr/share/php/tests/nag/Nag/AllTests.php
/usr/share/php/tests/nag/Nag/Autoload.php
/usr/share/php/tests/nag/Nag/TestCase.php
/usr/share/php/tests/nag/Nag/Unit/
/usr/share/php/tests/nag/Nag/Unit/Driver/
/usr/share/php/tests/nag/Nag/Unit/Driver/Base.php
/usr/share/php/tests/nag/Nag/Unit/Driver/KolabTest.php
/usr/share/php/tests/nag/Nag/Unit/Driver/Sql/
/usr/share/php/tests/nag/Nag/Unit/Driver/Sql/Base.php
/usr/share/php/tests/nag/Nag/Unit/Driver/Sql/Pdo/
/usr/share/php/tests/nag/Nag/Unit/Driver/Sql/Pdo/SqliteTest.php
/usr/share/php/tests/nag/Nag/Unit/Factory/
/usr/share/php/tests/nag/Nag/Unit/Factory/TasklistsTest.php
/usr/share/php/tests/nag/Nag/Unit/Form/
/usr/share/php/tests/nag/Nag/Unit/Form/Task/
/usr/share/php/tests/nag/Nag/Unit/Form/Task/Base.php
/usr/share/php/tests/nag/Nag/Unit/Form/Task/KolabTest.php
/usr/share/php/tests/nag/Nag/Unit/Form/Task/Sql/
/usr/share/php/tests/nag/Nag/Unit/Form/Task/Sql/Base.php
/usr/share/php/tests/nag/Nag/Unit/Form/Task/Sql/Pdo/
/usr/share/php/tests/nag/Nag/Unit/Form/Task/Sql/Pdo/SqliteTest.php
/usr/share/php/tests/nag/Nag/Unit/Nag/
/usr/share/php/tests/nag/Nag/Unit/Nag/Base.php
/usr/share/php/tests/nag/Nag/Unit/Nag/KolabTest.php
/usr/share/php/tests/nag/Nag/Unit/Nag/Sql/
/usr/share/php/tests/nag/Nag/Unit/Nag/Sql/Base.php
/usr/share/php/tests/nag/Nag/Unit/Nag/Sql/Pdo/
/usr/share/php/tests/nag/Nag/Unit/Nag/Sql/Pdo/SqliteTest.php
/usr/share/php/tests/nag/Nag/bootstrap.php
/usr/share/php/tests/nag/Nag/phpunit.xml