đã tạo được test case của createUser

vendor/php-webdriver/webdriver/lib/Exception/InsecureCertificateException.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace Facebook\WebDriver\Exception;
+
+/**
+ * Navigation caused the user agent to hit a certificate warning, which is usually the result of an expired
+ * or invalid TLS certificate.
+ */
+class InsecureCertificateException extends WebDriverException
+{
+}