diff --git a/tests/bannersTest.php b/tests/bannersTest.php
new file mode 100644
index 00000000..e432dffe
--- /dev/null
+++ b/tests/bannersTest.php
@@ -0,0 +1,24 @@
+<?php
+use PHPUnit\Framework\TestCase;
+
+ob_start();
+require_once "banners.php";
+ob_end_clean();
+
+final class bannersTest extends TestCase
+{
+    public function testBanners(){
+
+        $expected = '<a href="banners/lain-bottom.png"><img src="banners/lain-bottom.png" alt="lain-bottom.png" style="width:348px;height:128px"></a> ';
+
+        //capture input
+        ob_start();
+            listBannersInDir("banners");
+            $output = ob_get_contents();
+        ob_end_clean();
+        //end input
+
+        //assertion
+        $this->assertEquals($output,$expected);
+    }
+}