draft first tests

tests/Models/ItemMapperTest.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 7.4
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\ItemManagement\tests\Models;
+
+use Modules\ItemManagement\Models\Item;
+use Modules\ItemManagement\Models\ItemMapper;
+
+/**
+ * @internal
+ */
+class ItemMapperTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @group volume
+     * @group module
+     * @coversNothing
+     */
+    public function testItemVolume() : void
+    {
+        for ($i = 0; $i < 100; ++$i) {
+            $item = new Item();
+            $item->setNumber((string) \mt_rand(100000, 999999));
+
+            ItemMapper::create($item);
+        }
+    }
+}