--- a/samples/local/codeCoverageMain.php
+++ b/samples/local/codeCoverageMain.php
@@ -33,6 +33,8 @@
     $cov->startInstrumentation();
     include "sample.php";
     include "sample2.php";
+    include "sample3.php";
+    include "sample4.php";
     $cov->stopInstrumentation();
 
     $cov->generateReport();