Added new folder with one function to test

tests/main/exercice/hotpotatoes.lib.test.php

@@ -0,0 +1,19 @@
+<?php
+require_once(api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php');
+
+class TestHotpotatoes extends UnitTestCase {
+	
+	function testCheckImageName() {
+		$imgparams='';
+		$string='';
+		$res=CheckImageName();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+	
+	
+	
+	
+	
+}
+?>