notification-provider/app/tests/Unit/UnitTester.php

<?php

declare(strict_types=1);

namespace App\Tests\Unit;

use Faker\Factory;
use Faker\Generator;
use PHPUnit\Framework\TestCase;
use ReflectionClass;
use ReflectionException;
use ReflectionProperty;

class UnitTester extends TestCase
{
    protected Generator $faker;

    public function __construct(?string $name = null, array $data = [], $dataName = '')
    {
        parent::__construct($name, $data, $dataName);
        $this->faker = (Factory::create('en_EN'));
    }

    /**
     * @throws ReflectionException
     */
    public function getClassProperty(
        mixed $classObject, string $propertyName
    ): ReflectionProperty
    {
        $reflector = new ReflectionClass($classObject);
        $property = $reflector->getProperty($propertyName);
        $property->setAccessible(true);

        return $property;
    }
}