qcubed/framework

<?php
/**
 * 
 * @package Tests
 */
class QCryptoTest extends QUnitTestCaseBase {

    public function testDefaultCrypto() {
        $strKey = 'abcdef';
        $crypt = new QCryptography($strKey, true);

        $str = 'Bilge and bath water';

        $e = $crypt->Encrypt($str);
        $this->assertNotEquals($str, $e);

        $str2  = $crypt->Decrypt($e);
        $this->assertEquals($str, $str2);

    }

    public function testHashKey() {
        $strKey = '1ab3cd5ef';
        $strHashKey = '498un4';
        $crypt = new QCryptography($strKey, null, null, $strHashKey);

        $str = "She's buying a stairway to heaven";

        $e = $crypt->Encrypt($str);
        $this->assertNotEquals($str, $e);

        $crypt2 = new QCryptography($strKey, null, null, $strHashKey);
        // test decrypt using 2nd instance of crypto using same key
        // should use the embedded IV rather than the generated one
        $str2  = $crypt2->Decrypt($e);
        $this->assertEquals($str, $str2);
    }

    public function testBase64Off() {
        $strKey = 'i4kl36';
        $strHashKey = 'p834875';
        $crypt = new QCryptography($strKey, false, null, $strHashKey);

        $str = "I still haven't found what I'm looking for";

        $e = $crypt->Encrypt($str);
        $this->assertNotEquals($str, $e);

        $crypt2 = new QCryptography($strKey, false, null, $strHashKey);
        // test decrypt using 2nd instance of crypto using same key
        // should use the embedded IV rather than the generated one
        $str2  = $crypt2->Decrypt($e);
        $this->assertEquals($str, $str2);
    }

    public function testSerialize() {
        $strKey = '438ppp87dgf';
        $crypt = new QCryptography($strKey);

        $str = 'Mary had a little lamb, a little beef, a little ham';

        $e = $crypt->Encrypt($str);
        $this->assertNotEquals($str, $e);

        $encoded = serialize($crypt);

        $crypt2 = unserialize($encoded);
        $str2  = $crypt2->Decrypt($e);
        $this->assertEquals($str, $str2);
    }

}