Neos\Flow\Tests\Unit\Validation\Validator\StringValidatorTest::stringValidatorShouldReturnErrorIfObjectWithToStringMethodStringIsGiven PHP Метод

    public function stringValidatorShouldReturnErrorIfObjectWithToStringMethodStringIsGiven()
    {
        $className = 'TestClass' . md5(uniqid(mt_rand(), true));
        eval('
			class ' . $className . ' {
				public function __toString() {
					return "ASDF";
				}
			}
		');
        $object = new $className();
        $this->assertTrue($this->validator->validate($object)->hasErrors());
    }