Description: Adapt to PHPUnit 8.x and 9.x API.
Author: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

Index: php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/CountTest.php
===================================================================
--- php-horde-xml-element.orig/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/CountTest.php
+++ php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/CountTest.php
@@ -6,7 +6,7 @@
  * @package    Xml_Element
  * @subpackage UnitTests
  */
-class Horde_Xml_Element_CountTest extends PHPUnit_Framework_TestCase
+class Horde_Xml_Element_CountTest extends Horde_Test_Case
 {
     public function testCount()
     {
Index: php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/ElementTest.php
===================================================================
--- php-horde-xml-element.orig/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/ElementTest.php
+++ php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/ElementTest.php
@@ -14,9 +14,9 @@
  * @package    Xml_Element
  * @subpackage UnitTests
  */
-class Horde_Xml_Element_ElementTest extends PHPUnit_Framework_TestCase
+class Horde_Xml_Element_ElementTest extends Horde_Test_Case
 {
-    public function setUp()
+    public function setUp(): void
     {
         $this->element = new Horde_Xml_Element(file_get_contents(__DIR__ . '/fixtures/Sample.xml'));
         $this->namespacedElement = new Horde_Xml_Element(file_get_contents(__DIR__ . '/fixtures/NamespacedSample.xml'));
Index: php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/IteratorTest.php
===================================================================
--- php-horde-xml-element.orig/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/IteratorTest.php
+++ php-horde-xml-element/Horde_Xml_Element-2.0.4/test/Horde/Xml/Element/IteratorTest.php
@@ -6,9 +6,9 @@
  * @package    Xml_Element
  * @subpackage UnitTests
  */
-class Horde_Xml_Element_IteratorTest extends PHPUnit_Framework_TestCase
+class Horde_Xml_Element_IteratorTest extends Horde_Test_Case
 {
-    public function setUp()
+    public function setUp(): void
     {
         $this->list = new Horde_Xml_Element_IteratorTest_List(
             '<?xml version="1.0" encoding="utf-8"?><list><item>1</item><item>2</item></list>'