How to fix kenjis ci-phpunit-test error in codeigniter 3 - strpos(): empty needle php

Описание: how to fix kenjis ci-phpunit-test error in codeigniter 3

A PHP Error was encountered

Severity: Warning
Message: strpos(): Empty needle
Filename: /var/www/html/vendor/phpunit/php-file-iterator/src/Iterator.php
Line Number: 104

Backtrace:
File: /var/www/html/vendor/phpunit/php-file-iterator/src/Iterator.php
Line: 104
Function: strpos