added some more tests (#1835)

tests/Utils/MenuItemModelTest.php

@@ -0,0 +1,37 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Utils;
+
+use App\Utils\MenuItemModel;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \App\Utils\MenuItemModel
+ */
+class MenuItemModelTest extends TestCase
+{
+    public function testChildRoutes()
+    {
+        $sut = new MenuItemModel('test', 'foo', 'bar');
+
+        self::assertFalse($sut->isChildRoute('blub'));
+        self::assertFalse($sut->isChildRoute('bla'));
+
+        $sut->addChildRoute('blub');
+
+        self::assertTrue($sut->isChildRoute('blub'));
+        self::assertFalse($sut->isChildRoute('bla'));
+
+        $sut->setChildRoutes(['bla']);
+
+        self::assertFalse($sut->isChildRoute('blub'));
+        self::assertTrue($sut->isChildRoute('bla'));
+    }
+}