fixes phpunit take coverage

Author: nojimage

phpunit.xml.dist

@@ -28,13 +28,9 @@
 
     <!-- Prevent coverage reports from looking in tests and vendors -->
     <filter>
-        <blacklist>
-            <directory suffix=".php">./vendor/</directory>
-            <directory suffix=".ctp">./vendor/</directory>
-
-            <directory suffix=".php">./tests/</directory>
-            <directory suffix=".ctp">./tests/</directory>
-        </blacklist>
+        <whitelist>
+            <directory suffix=".php">./src/</directory>
+        </whitelist>
     </filter>
 
-</phpunit>
+</phpunit>