eZ\Publish\Core\Repository\Tests\Service\Integration\UserBase::testIsPropertySet PHP Метод

    public function testIsPropertySet()
    {
        $user = new User();
        $value = isset($user->notDefined);
        self::assertEquals(false, $value);
        $value = isset($user->login);
        self::assertEquals(true, $value);
        $userGroup = new UserGroup();
        $value = isset($userGroup->notDefined);
        self::assertEquals(false, $value);
        $value = isset($userGroup->parentId);
        self::assertEquals(true, $value);
    }