@ -115,130 +115,6 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
}
/**
* @large
* @return String
*/
function testGenerateIv() {
$iv = Encryption\Crypt::generateIv();
$this->assertEquals(16, strlen($iv));
return $iv;
}
/**
* @large
* @depends testGenerateIv
*/
function testConcatIv($iv) {
$catFile = Encryption\Crypt::concatIv($this->dataLong, $iv);
// Fetch encryption metadata from end of file
$meta = substr($catFile, -22);
$identifier = substr($meta, 0, 6);
// Fetch IV from end of file
$foundIv = substr($meta, 6);
$this->assertEquals('00iv00', $identifier);
$this->assertEquals($iv, $foundIv);
// Remove IV and IV identifier text to expose encrypted content
$data = substr($catFile, 0, -22);
$this->assertEquals($this->dataLong, $data);
return array(
'iv' => $iv
,
'catfile' => $catFile
);
}
/**
* @medium
* @depends testConcatIv
*/
function testSplitIv($testConcatIv) {
// Split catfile into components
$splitCatfile = Encryption\Crypt::splitIv($testConcatIv['catfile']);
// Check that original IV and split IV match
$this->assertEquals($testConcatIv['iv'], $splitCatfile['iv']);
// Check that original data and split data match
$this->assertEquals($this->dataLong, $splitCatfile['encrypted']);
}
/**
* @medium
* @return string padded
*/
function testAddPadding() {
$padded = Encryption\Crypt::addPadding($this->dataLong);
$padding = substr($padded, -2);
$this->assertEquals('xx', $padding);
return $padded;
}
/**
* @medium
* @depends testAddPadding
*/
function testRemovePadding($padded) {
$noPadding = Encryption\Crypt::RemovePadding($padded);
$this->assertEquals($this->dataLong, $noPadding);
}
/**
* @medium
*/
function testEncrypt() {
$random = openssl_random_pseudo_bytes(13);
$iv = substr(base64_encode($random), 0, -4); // i.e. E5IG033j+mRNKrht
$crypted = Encryption\Crypt::encrypt($this->dataUrl, $iv, 'hat');
$this->assertNotEquals($this->dataUrl, $crypted);
}
/**
* @medium
*/
function testDecrypt() {
$random = openssl_random_pseudo_bytes(13);
$iv = substr(base64_encode($random), 0, -4); // i.e. E5IG033j+mRNKrht
$crypted = Encryption\Crypt::encrypt($this->dataUrl, $iv, 'hat');
$decrypt = Encryption\Crypt::decrypt($crypted, $iv, 'hat');
$this->assertEquals($this->dataUrl, $decrypt);
}
function testDecryptPrivateKey() {
// test successful decrypt
@ -364,14 +240,12 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
//print_r($r);
// Join IVs and their respective data chunks
$e = array(
$r[0] . $r[1],
$r[2] . $r[3],
$r[4] . $r[5],
$r[6] . $r[7],
$r[8] . $r[9],
$r[10] . $r[11]
); //.$r[11], $r[12].$r[13], $r[14] );
$e = array();
$i = 0;
while ($i < count ( $ r ) -1 ) {
$e[] = $r[$i] . $r[$i+1];
$i = $i + 2;
}
//print_r($e);
@ -466,24 +340,6 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
$this->view->unlink($this->userId . '/files/' . $filename);
}
/**
* @medium
*/
function testSymmetricEncryptFileContentKeyfile() {
# TODO: search in keyfile for actual content as IV will ensure this test always passes
$crypted = Encryption\Crypt::symmetricEncryptFileContentKeyfile($this->dataUrl);
$this->assertNotEquals($this->dataUrl, $crypted['encrypted']);
$decrypt = Encryption\Crypt::symmetricDecryptFileContent($crypted['encrypted'], $crypted['key']);
$this->assertEquals($this->dataUrl, $decrypt);
}
/**
* @medium
*/
@ -526,49 +382,13 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
}
/**
* @medium
*/
function testKeyEncrypt() {
// Generate keypair
$pair1 = Encryption\Crypt::createKeypair();
// Encrypt data
$crypted = Encryption\Crypt::keyEncrypt($this->dataUrl, $pair1['publicKey']);
$this->assertNotEquals($this->dataUrl, $crypted);
// Decrypt data
$decrypt = Encryption\Crypt::keyDecrypt($crypted, $pair1['privateKey']);
$this->assertEquals($this->dataUrl, $decrypt);
}
/**
* @medium
* @brief test encryption using legacy blowfish method
*/
function testLegacyEncryptShort() {
$crypted = Encryption\Crypt::legacyEncrypt($this->dataShort, $this->pass);
$this->assertNotEquals($this->dataShort, $crypted);
# TODO: search inencrypted text for actual content to ensure it
# genuine transformation
return $crypted;
}
/**
* @medium
* @brief test decryption using legacy blowfish method
* @depends testLegacyEncryptShort
*/
function testLegacyDecryptShort($crypted) {
function testLegacyDecryptShort() {
$crypted = $this->legacyEncrypt($this->dataShort, $this->pass);
$decrypted = Encryption\Crypt::legacyBlockDecrypt($crypted, $this->pass);
@ -576,55 +396,17 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
}
/**
* @medium
* @brief test encryption using legacy blowfish method
*/
function testLegacyEncryptLong() {
$crypted = Encryption\Crypt::legacyEncrypt($this->dataLong, $this->pass);
$this->assertNotEquals($this->dataLong, $crypted);
# TODO: search inencrypted text for actual content to ensure it
# genuine transformation
return $crypted;
}
/**
* @medium
* @brief test decryption using legacy blowfish method
* @depends testLegacyEncryptLong
*/
function testLegacyDecryptLong($crypted) {
function testLegacyDecryptLong() {
$crypted = $this->legacyEncrypt($this->dataLong, $this->pass);
$decrypted = Encryption\Crypt::legacyBlockDecrypt($crypted, $this->pass);
$this->assertEquals($this->dataLong, $decrypted);
$this->assertFalse(Encryption\Crypt::getBlowfish(''));
}
/**
* @medium
* @brief test generation of legacy encryption key
* @depends testLegacyDecryptShort
*/
function testLegacyCreateKey() {
// Create encrypted key
$encKey = Encryption\Crypt::legacyCreateKey($this->pass);
// Decrypt key
$key = Encryption\Crypt::legacyBlockDecrypt($encKey, $this->pass);
$this->assertTrue(is_numeric($key));
// Check that key is correct length
$this->assertEquals(20, strlen($key));
}
/**
@ -871,4 +653,20 @@ class Test_Encryption_Crypt extends \PHPUnit_Framework_TestCase {
// tear down
$view->unlink($filename);
}
/**
* @brief encryption using legacy blowfish method
* @param $data string data to encrypt
* @param $passwd string password
* @return string
*/
function legacyEncrypt($data, $passwd) {
$bf = new \Crypt_Blowfish($passwd);
$crypted = $bf->encrypt($data);
return $crypted;
}
}
Björn Schießle
12 years ago