added first version of keymanager PHPUnit test files

apps/files_encryption/tests/keymanager.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * Copyright (c) 2012 Sam Tuke <samtuke@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OCA_Encryption;
+ 
+require_once "PHPUnit/Framework/TestCase.php";
+require_once realpath( dirname(__FILE__).'/../../../lib/base.php' );
+
+class Test_Keymanager extends \PHPUnit_Framework_TestCase {
+	
+	function setUp() {
+		
+		// set content for encrypting / decrypting in tests
+		$this->user = 'admin';
+		$this->view = new \OC_FilesystemView( '' );
+		
+		// Disable encryption proxy to prevent recursive calls
+		\OC_FileProxy::$enabled = false;
+	
+	}
+	
+	function tearDown(){
+	
+		\OC_FileProxy::$enabled = false;
+		
+	}
+
+	function testGetPrivateKey() {
+	
+		$key = Keymanager::getPrivateKey( $this->user, $this->view );
+		
+		$this->assertEquals( 2302, strlen( $key ) );
+		
+		$this->assertTrue( substr( $key, 27 ) == '-----BEGIN PRIVATE KEY-----' );
+	
+	}
+	
+}