/**
* @expectedException \OC\Encryption\Exceptions\EncryptionHeaderKeyExistsException
*/
public function testCreateHeaderFailed()
{
$header = array('header1' => 1, 'header2' => 2, 'oc_encryption_module' => 'foo');
$em = $this->getMock('\\OCP\\Encryption\\IEncryptionModule');
$em->expects($this->any())->method('getId')->willReturn('moduleId');
$this->util->createHeader($header, $em);
}
/**
* write header at beginning of encrypted file
*
* @return integer
* @throws EncryptionHeaderKeyExistsException if header key is already in use
*/
protected function writeHeader()
{
$header = $this->util->createHeader($this->newHeader, $this->encryptionModule);
return parent::stream_write($header);
}
