sharedHcuCuFuncTest.php

<?php

use PHPUnit\Framework\TestCase;

require_once 'cu_func.i';

/**
 * Test hcu_encrypturl and hcu_decrypturl encryption functions
 * migration from MCRYPT to OPENSSL.
 *
 */
class HcuUrlEncryptionTest extends TestCase {
    function setUp() {
        $this->Cu = "SCRUBCU";
        $this->key_suffix = sha1($this->Cu.":urlTestKey");
        $this->url_data = "https://ashishsharma.com?x=a&y=b";
    }

    function test_default_url_encryptions() {
        // test mcrypt based encryption, if present
        if(function_exists("hcu_encrypturl_mcrypt") && function_exists("hcu_decrypturl_mcrypt")) {

            $ciphertext = hcu_encrypturl_mcrypt($this->url_data, $this->key_suffix);

            $obtained_decrypted_text = hcu_decrypturl_mcrypt($ciphertext,
                                                             $this->key_suffix);

            $this->assertEquals($obtained_decrypted_text, $this->url_data);
        }

        // test openssl based url encryption
        $ciphertext_openssl = hcu_encrypturl($this->url_data,
                                             $this->key_suffix);

        $obtained_decrypted_text_openssl = hcu_decrypturl($ciphertext_openssl,
                                                          $this->key_suffix);

        $this->assertEquals($obtained_decrypted_text_openssl, $this->url_data);

    }

    function test_urls_encryption_mcrypt_comptability() {
        // encrypt with mcrypt based encryption function
        if(function_exists("hcu_encrypturl_mcrypt")) {

            $ciphertext = hcu_encrypturl_mcrypt($this->url_data,
                                                $this->key_suffix);
        } else {
            $ciphertext = hcu_encrypturl($this->url_data,
                                         $this->key_suffix);
        }
        // decryption function should be able to decrypt the data
        // regardless of the library used for encryption
        $obtained_decrypted_text = hcu_decrypturl($ciphertext,
                                                  $this->key_suffix);

        $this->assertEquals($obtained_decrypted_text, $this->url_data);
    }

    function tearDown() {

    }
}


?>