/**
* Returns an instance of the EncryptedKey Data Block
*
* @throws \Zend\InfoCard\XML\Exception
* @return \Zend\InfoCard\XML\EncryptedKey
*/
public function getEncryptedKey()
{
$this->registerXPathNamespace('e', 'http://www.w3.org/2001/04/xmlenc#');
list($encryptedkey) = $this->xpath('//e:EncryptedKey');
if (!$encryptedkey instanceof \Zend\InfoCard\XML\AbstractElement) {
throw new \Zend\InfoCard\XML\Exception\RuntimeException("Failed to retrieve encrypted key");
}
return \Zend\InfoCard\XML\EncryptedKey::getInstance($encryptedkey);
}
public function testEncryptedKeyThrowsExceptionOnGetEncryptionMethodWithBadXml()
{
$doc = file_get_contents(__DIR__ . "/_files/encryptedkey_missing_enc_algo.xml");
$ek = XML\EncryptedKey::getInstance($doc);
$this->setExpectedException('Zend\InfoCard\XML\Exception\RuntimeException', 'Unable to determine the encryption algorithm in the');
$ek->getEncryptionMethod();
}
public function testEncryptedKeyErrors()
{
try {
XML\EncryptedKey::getInstance(10);
$this->fail("Expected Exception Not thrown");
} catch (\Exception $e) {
/* yay */
}
$doc = file_get_contents(dirname(__FILE__) . "/_files/encryptedkey_bad_block.xml");
try {
XML\EncryptedKey::getInstance($doc);
$this->fail("Expected Exception not thrown");
} catch (\Exception $e) {
/* yay */
}
$doc = file_get_contents(dirname(__FILE__) . "/_files/encryptedkey_missing_enc_algo.xml");
$ek = XML\EncryptedKey::getInstance($doc);
try {
$ek->getEncryptionMethod();
$this->fail("Expected Exception not thrown");
} catch (\Exception $e) {
/* yay */
}
}
