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Tests/RC2: add test vectors

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This commit is contained in:
terrafrost 2015-01-26 19:24:48 -06:00
parent 808a460f15
commit 8b8d9ac423
1 changed files with 45 additions and 1 deletions
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46
tests/Unit/Crypt/RC2Test.php
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@ -7,9 +7,38 @@
require_once 'Crypt/RC2.php';
// this test is just confirming RC2's key expansion
class Unit_Crypt_RC2Test extends PhpseclibTestCase
{
var $engines = array(
CRYPT_ENGINE_INTERNAL => 'internal',
CRYPT_ENGINE_MCRYPT => 'mcrypt',
CRYPT_ENGINE_OPENSSL => 'OpenSSL',
);
public function engineVectors()
{
// tests from https://tools.ietf.org/html/rfc2268#page-8
$tests = array(
// key, effective key length, plaintext, ciphertext
array('0000000000000000', 63, '0000000000000000', 'ebb773f993278eff'),
array('ffffffffffffffff', 64, 'ffffffffffffffff', '278b27e42e2f0d49'),
array('3000000000000000', 64, '1000000000000001', '30649edf9be7d2c2'),
array('88', 64, '0000000000000000', '61a8a244adacccf0'),
array('88bca90e90875a', 64, '0000000000000000', '6ccf4308974c267f'),
array('88bca90e90875a7f0f79c384627bafb2', 64, '0000000000000000', '1a807d272bbe5db1'),
array('88bca90e90875a7f0f79c384627bafb2', 128, '0000000000000000', '2269552ab0f85ca6'),
array('88bca90e90875a7f0f79c384627bafb216f80a6f85920584c42fceb0 be255daf1e', 129, '0000000000000000', '5b78d3a43dfff1f1')
);
$result = array();
// @codingStandardsIgnoreStart
foreach ($this->engines as $engine => $engineName)
foreach ($tests as $test)
$result[] = array($engine, $engineName, $test[0], $test[1], $test[2], $test[3]);
// @codingStandardsIgnoreEnd
return $result;
}
// this test is just confirming RC2's key expansion
public function testEncryptPadding()
{
$rc2 = new Crypt_RC2(CRYPT_MODE_ECB);
@ -71,4 +100,19 @@ class Unit_Crypt_RC2Test extends PhpseclibTestCase
self::markTestSkipped('Unable to initialize OpenSSL engine');
}
}
public function testVectors($engine, $engineName, $key, $keyLen, $plaintext, $ciphertext)
{
$rc2 = new Crypt_RC2();
$rc2->disablePadding();
$rc2->setKeyLength($keyLen);
$rc2->setKey(pack('H*', $key)); // could also do $rc2->setKey(pack('H*', $key), $keyLen)
if (!$rc2->isValidEngine($engine)) {
self::markTestSkipped('Unable to initialize ' . $engineName . ' engine');
}
$rc2->setPreferredEngine($engine);
$result = bin2hex($rc2->encrypt(pack('H*', $plaintext)));
$this->assertEquals($result, $ciphertext, "Failed asserting that $plaintext yielded expected output in $engineName engine");
}
}