Enhancement: Pull in Helper from ergebnis/test-util

test/Unit/FactoryTest.php

@@ -15,7 +15,6 @@
 
 use Ergebnis\PhpCsFixer\Config\Factory;
 use Ergebnis\PhpCsFixer\Config\Test;
-use Ergebnis\Test\Util;
 use PHPUnit\Framework;
 
 /**
@@ -25,7 +24,7 @@
  */
 final class FactoryTest extends Framework\TestCase
 {
-    use Util\Helper;
+    use Test\Util\Helper;
 
     public function testFromRuleSetThrowsRuntimeExceptionIfCurrentPhpVersionIsLessThanTargetPhpVersion(): void
     {

test/Util/Helper.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Copyright (c) 2019-2022 Andreas Möller
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE.md file that was distributed with this source code.
+ *
+ * @see https://github.com/ergebnis/php-cs-fixer-config
+ */
+
+namespace Ergebnis\PhpCsFixer\Config\Test\Util;
+
+use Faker\Factory;
+use Faker\Generator;
+
+trait Helper
+{
+    final protected static function faker(string $locale = 'en_US'): Generator
+    {
+        /**
+         * @var array<string, Generator>
+         */
+        static $fakers = [];
+
+        if (!\array_key_exists($locale, $fakers)) {
+            $faker = Factory::create($locale);
+
+            $faker->seed(9001);
+
+            $fakers[$locale] = $faker;
+        }
+
+        return $fakers[$locale];
+    }
+}