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mareksebera
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427
lib/Cake/Test/Case/Utility/SecurityTest.php
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427
lib/Cake/Test/Case/Utility/SecurityTest.php
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<?php
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/**
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* CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests
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* @since CakePHP(tm) v 1.2.0.5432
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('Security', 'Utility');
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/**
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* SecurityTest class
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*
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* @package Cake.Test.Case.Utility
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*/
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class SecurityTest extends CakeTestCase {
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/**
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* sut property
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*
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* @var mixed
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*/
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public $sut = null;
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/**
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* testInactiveMins method
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*
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* @return void
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*/
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public function testInactiveMins() {
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Configure::write('Security.level', 'high');
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$this->assertEquals(10, Security::inactiveMins());
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Configure::write('Security.level', 'medium');
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$this->assertEquals(100, Security::inactiveMins());
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Configure::write('Security.level', 'low');
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$this->assertEquals(300, Security::inactiveMins());
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}
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/**
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* testGenerateAuthkey method
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*
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* @return void
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*/
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public function testGenerateAuthkey() {
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$this->assertEquals(strlen(Security::generateAuthKey()), 40);
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}
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/**
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* testValidateAuthKey method
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*
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* @return void
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*/
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public function testValidateAuthKey() {
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$authKey = Security::generateAuthKey();
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$this->assertTrue(Security::validateAuthKey($authKey));
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}
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/**
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* testHashInvalidSalt method
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testHashInvalidSalt() {
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Security::hash('someKey', 'blowfish', true);
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}
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/**
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* testHashAnotherInvalidSalt
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testHashAnotherInvalidSalt() {
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Security::hash('someKey', 'blowfish', '$1$lksdjoijfaoijs');
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}
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/**
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* testHashYetAnotherInvalidSalt
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testHashYetAnotherInvalidSalt() {
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Security::hash('someKey', 'blowfish', '$2a$10$123');
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}
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/**
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* testHashInvalidCost method
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testHashInvalidCost() {
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Security::setCost(1000);
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}
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/**
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* testHash method
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*
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* @return void
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*/
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public function testHash() {
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$_hashType = Security::$hashType;
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$key = 'someKey';
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$hash = 'someHash';
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$this->assertSame(40, strlen(Security::hash($key, null, false)));
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$this->assertSame(40, strlen(Security::hash($key, 'sha1', false)));
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$this->assertSame(40, strlen(Security::hash($key, null, true)));
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$this->assertSame(40, strlen(Security::hash($key, 'sha1', true)));
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$result = Security::hash($key, null, $hash);
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$this->assertSame($result, 'e38fcb877dccb6a94729a81523851c931a46efb1');
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$result = Security::hash($key, 'sha1', $hash);
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$this->assertSame($result, 'e38fcb877dccb6a94729a81523851c931a46efb1');
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$hashType = 'sha1';
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Security::setHash($hashType);
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$this->assertSame($hashType, Security::$hashType);
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$this->assertSame(40, strlen(Security::hash($key, null, true)));
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$this->assertSame(40, strlen(Security::hash($key, null, false)));
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$this->assertSame(32, strlen(Security::hash($key, 'md5', false)));
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$this->assertSame(32, strlen(Security::hash($key, 'md5', true)));
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$hashType = 'md5';
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Security::setHash($hashType);
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$this->assertSame($hashType, Security::$hashType);
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$this->assertSame(32, strlen(Security::hash($key, null, false)));
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$this->assertSame(32, strlen(Security::hash($key, null, true)));
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if (!function_exists('hash') && !function_exists('mhash')) {
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$this->assertSame(32, strlen(Security::hash($key, 'sha256', false)));
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$this->assertSame(32, strlen(Security::hash($key, 'sha256', true)));
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} else {
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$this->assertSame(64, strlen(Security::hash($key, 'sha256', false)));
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$this->assertSame(64, strlen(Security::hash($key, 'sha256', true)));
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}
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Security::setHash($_hashType);
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}
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/**
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* Test that hash() works with blowfish.
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*
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* @return void
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*/
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public function testHashBlowfish() {
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Security::setCost(10);
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$test = Security::hash('password', 'blowfish');
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$this->skipIf(strpos($test, '$2a$') === false, 'Blowfish hashes are incorrect.');
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$_hashType = Security::$hashType;
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$key = 'someKey';
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$hashType = 'blowfish';
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Security::setHash($hashType);
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$this->assertSame($hashType, Security::$hashType);
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$this->assertSame(60, strlen(Security::hash($key, null, false)));
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$password = $submittedPassword = $key;
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$storedPassword = Security::hash($password);
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$hashedPassword = Security::hash($submittedPassword, null, $storedPassword);
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$this->assertSame($storedPassword, $hashedPassword);
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$submittedPassword = 'someOtherKey';
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$hashedPassword = Security::hash($submittedPassword, null, $storedPassword);
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$this->assertNotSame($storedPassword, $hashedPassword);
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$expected = sha1('customsaltsomevalue');
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$result = Security::hash('somevalue', 'sha1', 'customsalt');
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$this->assertSame($expected, $result);
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$oldSalt = Configure::read('Security.salt');
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Configure::write('Security.salt', 'customsalt');
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$expected = sha1('customsaltsomevalue');
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$result = Security::hash('somevalue', 'sha1', true);
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$this->assertSame($expected, $result);
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Configure::write('Security.salt', $oldSalt);
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Security::setHash($_hashType);
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}
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/**
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* testCipher method
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*
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* @return void
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*/
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public function testCipher() {
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$length = 10;
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$txt = '';
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for ($i = 0; $i < $length; $i++) {
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$txt .= mt_rand(0, 255);
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}
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$key = 'my_key';
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$result = Security::cipher($txt, $key);
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$this->assertEquals($txt, Security::cipher($result, $key));
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$txt = '';
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$key = 'my_key';
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$result = Security::cipher($txt, $key);
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$this->assertEquals($txt, Security::cipher($result, $key));
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$txt = 123456;
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$key = 'my_key';
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$result = Security::cipher($txt, $key);
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$this->assertEquals($txt, Security::cipher($result, $key));
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$txt = '123456';
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$key = 'my_key';
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$result = Security::cipher($txt, $key);
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$this->assertEquals($txt, Security::cipher($result, $key));
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}
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/**
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* testCipherEmptyKey method
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testCipherEmptyKey() {
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$txt = 'some_text';
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$key = '';
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Security::cipher($txt, $key);
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}
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/**
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* testRijndael method
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*
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* @return void
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*/
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public function testRijndael() {
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$this->skipIf(!function_exists('mcrypt_encrypt'));
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
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$result = Security::rijndael($txt, $key, 'encrypt');
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$this->assertEquals($txt, Security::rijndael($result, $key, 'decrypt'));
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$result = Security::rijndael($key, $txt, 'encrypt');
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$this->assertEquals($key, Security::rijndael($result, $txt, 'decrypt'));
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$result = Security::rijndael('', $key, 'encrypt');
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$this->assertEquals('', Security::rijndael($result, $key, 'decrypt'));
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$key = 'this is my key of over 32 chars, yes it is';
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$result = Security::rijndael($txt, $key, 'encrypt');
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$this->assertEquals($txt, Security::rijndael($result, $key, 'decrypt'));
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}
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/**
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* Test that rijndael() can still decrypt values with a fixed iv.
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*
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* @return void
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*/
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public function testRijndaelBackwardCompatibility() {
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$this->skipIf(!function_exists('mcrypt_encrypt'));
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
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// Encrypted before random iv
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$value = base64_decode('1WPjnq96LMzLGwNgmudHF+cAIqVUN5DaUZEpf5tm1EzSgt5iYY9o3d66iRI/fKJLTlTVGsa8HzW0jDNitmVXoQ==');
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$this->assertEquals($txt, Security::rijndael($value, $key, 'decrypt'));
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}
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/**
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* testRijndaelInvalidOperation method
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testRijndaelInvalidOperation() {
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi';
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Security::rijndael($txt, $key, 'foo');
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}
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/**
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* testRijndaelInvalidKey method
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*
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* @expectedException PHPUnit_Framework_Error
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* @return void
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*/
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public function testRijndaelInvalidKey() {
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'too small';
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Security::rijndael($txt, $key, 'encrypt');
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}
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/**
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* Test encrypt/decrypt.
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*
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* @return void
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*/
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public function testEncryptDecrypt() {
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$txt = 'The quick brown fox';
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$key = 'This key is longer than 32 bytes long.';
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$result = Security::encrypt($txt, $key);
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$this->assertNotEquals($txt, $result, 'Should be encrypted.');
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$this->assertNotEquals($result, Security::encrypt($txt, $key), 'Each result is unique.');
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$this->assertEquals($txt, Security::decrypt($result, $key));
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}
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/**
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* Test that changing the key causes decryption to fail.
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*
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* @return void
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*/
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public function testDecryptKeyFailure() {
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$txt = 'The quick brown fox';
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$key = 'This key is longer than 32 bytes long.';
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$result = Security::encrypt($txt, $key);
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$key = 'Not the same key. This one will fail';
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$this->assertFalse(Security::decrypt($txt, $key), 'Modified key will fail.');
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}
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/**
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* Test that decrypt fails when there is an hmac error.
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*
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* @return void
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*/
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public function testDecryptHmacFailure() {
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$txt = 'The quick brown fox';
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$key = 'This key is quite long and works well.';
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$salt = 'this is a delicious salt!';
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$result = Security::encrypt($txt, $key, $salt);
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// Change one of the bytes in the hmac.
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$result[10] = 'x';
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$this->assertFalse(Security::decrypt($result, $key, $salt), 'Modified hmac causes failure.');
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}
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/**
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* Test that changing the hmac salt will cause failures.
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*
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* @return void
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*/
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public function testDecryptHmacSaltFailure() {
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$txt = 'The quick brown fox';
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$key = 'This key is quite long and works well.';
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$salt = 'this is a delicious salt!';
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$result = Security::encrypt($txt, $key, $salt);
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$salt = 'humpty dumpty had a great fall.';
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$this->assertFalse(Security::decrypt($result, $key, $salt), 'Modified salt causes failure.');
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}
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/**
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* Test that short keys cause errors
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*
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* @expectedException CakeException
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* @expectedExceptionMessage Invalid key for encrypt(), key must be at least 256 bits (32 bytes) long.
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* @return void
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*/
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public function testEncryptInvalidKey() {
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'this is too short';
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Security::encrypt($txt, $key);
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}
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/**
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* Test encrypting falsey data
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*
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* @return void
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*/
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public function testEncryptDecryptFalseyData() {
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$key = 'This is a key that is long enough to be ok.';
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$result = Security::encrypt('', $key);
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$this->assertSame('', Security::decrypt($result, $key));
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$result = Security::encrypt(false, $key);
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$this->assertSame('', Security::decrypt($result, $key));
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$result = Security::encrypt(null, $key);
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$this->assertSame('', Security::decrypt($result, $key));
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$result = Security::encrypt(0, $key);
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$this->assertSame('0', Security::decrypt($result, $key));
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$result = Security::encrypt('0', $key);
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$this->assertSame('0', Security::decrypt($result, $key));
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}
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/**
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* Test that short keys cause errors
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*
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* @expectedException CakeException
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* @expectedExceptionMessage Invalid key for decrypt(), key must be at least 256 bits (32 bytes) long.
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* @return void
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*/
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public function testDecryptInvalidKey() {
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$txt = 'The quick brown fox jumped over the lazy dog.';
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$key = 'this is too short';
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Security::decrypt($txt, $key);
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}
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/**
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* Test that empty data cause errors
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*
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* @expectedException CakeException
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* @expectedExceptionMessage The data to decrypt cannot be empty.
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* @return void
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*/
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public function testDecryptInvalidData() {
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$txt = '';
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$key = 'This is a key that is long enough to be ok.';
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Security::decrypt($txt, $key);
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}
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||||
}
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||||
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