Some test adjustments to make things a little smoother, and prepare for some widget tests

api/src/Accounts.php

@@ -1257,6 +1257,9 @@ class Accounts
 	}
 
 	public function __destruct() {
-		self::$_instance = NULL;
+		if (self::$_instance === $this)
+		{
+			self::$_instance = NULL;
+		}
 	}
 }

api/src/Etemplate/Widget.php

@@ -143,6 +143,7 @@ class Widget
 			{
 				throw new Api\Exception\WrongParameter("Can't parse xml:\n$xml");
 			}
+			$reader->read();
 		}
 		return $reader;
 	}
@@ -309,6 +310,10 @@ class Widget
 		{
 			foreach(new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator(__DIR__.'/Widget')) as $path)
 			{
+				if(strpos($path, 'test/') !== FALSE)
+				{
+					continue;
+				}
 				if(substr($path, -4) == '.php')
 				{
 					try
@@ -411,7 +416,7 @@ class Widget
 		if(!$xml)
 		{
 			if (empty($type)) $type = 'widget';
-			$xml = "<$type id='$id'/>";
+			$xml = "<$type id=\"$id\"/>";
 		}
 		//error_log(__METHOD__."('$type', ..., '$id') using $class_name");
 

api/src/test/LoggedInTest.php

@@ -85,9 +85,13 @@ abstract class LoggedInTest extends TestCase
 					$GLOBALS['egw']->session->kp3
 				);
 			}
+			if($GLOBALS['egw']->acl)
+			{
+				$GLOBALS['egw']->acl = null;
+			}
 			if($GLOBALS['egw']->accounts)
 			{
-				$GLOBALS['egw']->accounts->backend = null;
+				$GLOBALS['egw']->accounts = null;
 			}
 			if($GLOBALS['egw']->applications)
 			{

doc/phpunit.xml

@@ -3,6 +3,7 @@
 <phpunit
     colors="true"
 	backupGlobals="false"
+	bootstrap="phpunit_bootstrap.php"
 >
 	<php>
         <var name="EGW_DOMAIN" value="default" />

doc/phpunit_bootstrap.php

@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * Run before PHPUnit starts - common stuff for _all_ tests, like getting
+ * the autoloader.
+ * This file is automatically run once before starting.
+ *
+ * @link http://www.egroupware.org
+ * @author Nathan Gray
+ * @package 
+ * @copyright (c) 2017  Nathan Gray
+ * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
+ */
+
+// autoloader & check_load_extension
+require_once realpath(__DIR__.'/../api/src/loader/common.php');
+
+// Needed to let Cache work
+$GLOBALS['egw_info']['server']['temp_dir'] = '/tmp';
+$GLOBALS['egw_info']['server']['install_id'] = 'PHPUnit test';