1--TEST-- 2Failure when creating persistent connection 3--EXTENSIONS-- 4pdo_mysql 5--FILE-- 6<?php 7try { 8 $pdo = new PDO('mysql:host=localhost', 'invalid_user', 'invalid_password', [ 9 PDO::ATTR_PERSISTENT => true, 10 ]); 11} catch (PDOException $e) { 12 echo "Caught\n"; 13} 14?> 15--EXPECT-- 16Caught 17