public function testTruncateRemovesDataAndResetsPointer()
{
$file = new File('/file');
$file->setData('data');
$handler = new FileHandler();
$handler->setFile($file);
$handler->truncate();
$this->assertEmpty($file->data());
$this->assertEquals(0, $handler->position());
//truncate to size
$file->setData('data--');
$handler->truncate(4);
$this->assertEquals(0, $handler->position());
$this->assertEquals('data', $file->data());
}
/**
* Truncates file to given size
*
* @param int $new_size
*
* @return bool
*/
public function stream_truncate($new_size)
{
$this->currently_opened->truncate($new_size);
clearstatcache();
return true;
}