TASK: Add test case

* Also test that we don't modify working parts

tests/Fixtures/Standards/Typo3Update/Sniffs/LegacyClassname/MissingNamespaceSniff/Arguments.php

@@ -20,6 +20,7 @@
  */
 
 return [
+    'nothingTodo' => [],
     'defaultVendor' => [],
     'customVendor' => [
         'runtime-set' => [

tests/Fixtures/Standards/Typo3Update/Sniffs/LegacyClassname/MissingNamespaceSniff/nothingTodo/Expected.json

@@ -0,0 +1,14 @@
+{
+    "files": {
+        "InputFileForIssues.php": {
+            "errors": 0,
+            "messages": [],
+            "warnings": 0
+        }
+    },
+    "totals": {
+        "errors": 0,
+        "fixable": 0,
+        "warnings": 0
+    }
+}

tests/Fixtures/Standards/Typo3Update/Sniffs/LegacyClassname/MissingNamespaceSniff/nothingTodo/InputFileForIssues.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Vendor\ExtName\Controller;
+
+/*
+ * Copyright (C) 2017  Daniel Siepmann <coding@daniel-siepmann.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+use Tx_Extbase_Mvc_Controller_ActionController;
+
+class Frontendcontroller extends Tx_Extbase_Mvc_Controller_ActionController
+{
+}