RNCryptor-php/tests/RNCryptor/EncryptorTest.php

<?php
namespace RNCryptor;

class EncryptorTest extends \PHPUnit_Framework_TestCase {

	const SAMPLE_PLAINTEXT = 'Hello, how are you today?  I am doing fine.';
	const SAMPLE_PASSWORD = 'keep-out-123';

    public function testCanEncryptWithDefaultVersion() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD);
    	$this->assertNotEmpty($encrypted);
    }

    public function testCanEncryptWithVersion0() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 0);
    	$this->assertNotEmpty($encrypted);
    }
    
    public function testCanEncryptWithVersion1() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 1);
    	$this->assertNotEmpty($encrypted);
    }
    
    public function testCanEncryptWithVersion2() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 2);
    	$this->assertNotEmpty($encrypted);
    }

    public function testSelfEncryptedVersion0VectorIsVersion0() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 0);
    	$actualVersion = ord(substr(base64_decode($encrypted), 0, 1));
    	$this->assertEquals(0, $actualVersion);
    }
    
    public function testSelfEncryptedVersion1VectorIsVersion1() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 1);
    	$actualVersion = ord(substr(base64_decode($encrypted), 0, 1));
    	$this->assertEquals(1, $actualVersion);
    }

    public function testSelfEncryptedVersion2VectorIsVersion2() {
    	$encryptor = new Encryptor();
    	$encrypted = $encryptor->encrypt(self::SAMPLE_PLAINTEXT, self::SAMPLE_PASSWORD, 2);
    	$actualVersion = ord(substr(base64_decode($encrypted), 0, 1));
    	$this->assertEquals(2, $actualVersion);
    }

}