From and to XML constants

Author: WyriHaximus

tests/Constant.php

@@ -0,0 +1,13 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Middleware\Xml;
+
+final class Constant
+{
+    const XML = '<?xml version="1.0" encoding="UTF-8"?><foo><bar>beer</bar></foo>';
+    const TREE = [
+        'foo' => [
+            'bar' => 'beer',
+        ],
+    ];
+}