html2pdf mit composer hinzugefügt

vendor/spipu/html2pdf/Tests/CrossVersionCompatibility/bootstrap.php

@@ -0,0 +1,13 @@
+<?php
+
+require_once __DIR__ . '/../../vendor/autoload.php';
+
+if (!class_exists('PHPUnit_Framework_TestCase') && version_compare(phpversion(), '7.1') >= 0) {
+    class PHPUnit_Framework_TestCase extends PHPUnit\Framework\TestCase
+    {
+    }
+
+    define('HTML2PDF_PHPUNIT_VERSION', 9);
+} else {
+    define('HTML2PDF_PHPUNIT_VERSION', 5);
+}