protected function _move()
{
self::$vfs->move('test/dir3', 'file3', 'test/dir2');
$this->assertFalse(self::$vfs->exists('test/dir3', 'file3'));
$this->assertTrue(self::$vfs->exists('test/dir2', 'file3'));
self::$vfs->createFolder('test', 'dir5');
self::$vfs->move('test', 'dir5', 'test/dir2');
$this->assertFalse(self::$vfs->exists('test', 'dir5'));
$this->assertTrue(self::$vfs->exists('test/dir2', 'dir5'));
}