Unit tests minor fixes (including whitelist configuration)

Author: vgrem

phpunit_o365.xml

@@ -6,4 +6,12 @@
             <directory>./tests/</directory>
         </testsuite>
     </testsuites>
+    <filter>
+        <whitelist>
+            <directory>./src</directory>
+            <exclude>
+                <directory>./tests</directory>
+            </exclude>
+        </whitelist>
+    </filter>
 </phpunit>

tests/OutlookServicesTestCase.php

@@ -14,10 +14,6 @@ abstract class OutlookServicesTestCase extends \PHPUnit\Framework\TestCase
      */
     protected static $context;
 
-
-    /**
-     * @throws Exception
-     */
     public static function setUpBeforeClass()
     {
         $settings = include(__DIR__ . '/../Settings.php');