diff --git a/src/Extention.php b/src/Extention.php
new file mode 100644
index 0000000..6ef9ef7
--- /dev/null
+++ b/src/Extention.php
@@ -0,0 +1,19 @@
+<?php declare(strict_types=1);
+namespace JHodges\GiteaBitPHPUnit;
+
+use PHPUnit\Runner\BeforeFirstTestHook;
+use PHPUnit\Runner\AfterLastTestHook;
+
+final class Extension implements BeforeFirstTestHook, AfterLastTestHook{
+    public function executeBeforeFirstTest(): void
+    {
+        // called before the first test is being run
+echo "AAAAAA";
+    }
+
+    public function executeAfterLastTest(): void
+    {
+echo "ZZZZZZZ";
+        // called after the last test has been run
+    }
+}
diff --git a/src/Listener.php b/src/Listener.php
index 3ec7c27..963a68a 100644
--- a/src/Listener.php
+++ b/src/Listener.php
@@ -3,9 +3,20 @@ namespace JHodges\GiteaBitPHPUnit;
 
 use PHPUnit\Framework\TestCase;
 use PHPUnit\Framework\TestListener;
+use PHPUnit\Framework\Test as PHPUnit_Framework_Test;
+use PHPUnit\Framework\Test;
+use PHPUnit\Framework\AssertionFailedError as PHPUnit_Framework_AssertionFailedError;
+use PHPUnit\Framework\TestSuite as PHPUnit_Framework_TestSuite;
+use PHPUnit\Framework\Warning;
+use Exception;
 
 class Listener implements TestListener{
 
+    public function addWarning(Test $test, Warning $e, $time)
+    {
+        printf("Warning while running test '%s'.\n", $test->getName());
+    }
+
     public function addError(PHPUnit_Framework_Test $test, Exception $e, $time)
     {
         printf("Error while running test '%s'.\n", $test->getName());