Fatal error: Uncaught Error: Call to undefined function it() in /var2/www/pfip.au-html/kwidgyboo/php-chatbot-1.0.2/tests/Models/DefaultAiModelEdgeTest.php:7 Stack trace: #0 {main} thrown in /var2/www/pfip.au-html/kwidgyboo/php-chatbot-1.0.2/tests/Models/DefaultAiModelEdgeTest.php on line 7