diff --git a/main/gradebook/lib/be/exerciselink.class.php b/main/gradebook/lib/be/exerciselink.class.php
index 31c8e407bb..189a641702 100755
--- a/main/gradebook/lib/be/exerciselink.class.php
+++ b/main/gradebook/lib/be/exerciselink.class.php
@@ -98,7 +98,7 @@ class ExerciseLink extends AbstractLink
     	$tbl_stats = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
 		$sql = 'SELECT count(exe_id) AS number FROM '.$tbl_stats
 				." WHERE exe_cours_id = '".$this->get_course_code()."'"
-				.' AND exe_exo_id = '.$this->get_ref_id();
+				.' AND exe_exo_id = '.(int)$this->get_ref_id();
     	$result = Database::query($sql);
 		$number=Database::fetch_row($result);
 		return ($number[0] != 0);
@@ -115,7 +115,7 @@ class ExerciseLink extends AbstractLink
     	$tbl_stats = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
     	$tbl_stats_e_attempt_recording = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING);
 
-		$sql = 'SELECT * FROM '.$tbl_stats.' WHERE exe_exo_id = '.$this->get_ref_id().' AND orig_lp_id = 0 AND orig_lp_item_id = 0';
+		$sql = 'SELECT * FROM '.$tbl_stats.' WHERE exe_exo_id = '.(int)$this->get_ref_id().' AND orig_lp_id = 0 AND orig_lp_item_id = 0';
 
 		if (isset($stud_id)){
 			$currect_course=api_get_course_id();
@@ -201,7 +201,7 @@ class ExerciseLink extends AbstractLink
      */
     public function is_valid_link() {
     	$sql = 'SELECT count(id) from '.$this->get_exercise_table()
-				.' WHERE id = '.$this->get_ref_id().' AND session_id='.api_get_session_id().'';
+				.' WHERE id = '.(int)$this->get_ref_id().' AND session_id='.api_get_session_id().'';
 		$result = Database::query($sql);
 		$number=Database::fetch_row($result);
 		return ($number[0] != 0);
@@ -255,7 +255,7 @@ class ExerciseLink extends AbstractLink
     		return false;
     	} elseif (!isset($this->exercise_data)) {
 			$sql = 'SELECT * from '.$this->get_exercise_table()
-					.' WHERE id = '.$this->get_ref_id().' AND session_id ='.api_get_session_id().'';
+					.' WHERE id = '.(int)$this->get_ref_id().' AND session_id ='.api_get_session_id().'';
 			$result = Database::query($sql);
 			$this->exercise_data=Database::fetch_array($result);
     	}
diff --git a/tests/main/gradebook/lib/be/exerciselink.class.test.php b/tests/main/gradebook/lib/be/exerciselink.class.test.php
new file mode 100644
index 0000000000..8d3c00f375
--- /dev/null
+++ b/tests/main/gradebook/lib/be/exerciselink.class.test.php
@@ -0,0 +1,145 @@
+<?php
+require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/gradebookitem.class.php';
+require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/abstractlink.class.php';
+require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/evallink.class.php';
+require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/linkfactory.class.php';
+
+class TestExerciseLink extends UnitTestCase {
+	
+	public function TestExerciseLink() {
+		$this->UnitTestCase('Test Exercise Link');
+	}
+
+	public function __construct() {
+		// The constructor acts like a global setUp for the class			
+		require_once api_get_path(SYS_TEST_PATH).'setup.inc.php';
+		$this->exerciselink = new ExerciseLink();
+		$this->exerciselink->set_course_code('COURSETEST');
+	}
+	
+	/**
+	 * Get the score of this exercise. Only the first attempts are taken into account.
+	 * @param $stud_id student id (default: all students who have results - then the average is returned)
+	 * @return	array (score, max) if student is given
+	 * 			array (sum of scores, number of scores) otherwise
+	 * 			or null if no scores available
+	 */
+	 
+	public function testcalc_score() {
+		$res = $this->exerciselink->calc_score($stud_id = null);
+		$this->assertTrue(is_null($res));
+		//var_dump($res);
+	}
+	
+	/**
+	 * Generate an array of all exercises available.
+	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+	 */
+	
+	public function testget_all_links() {
+		$res = $this->exerciselink->get_all_links();
+		$this->assertTrue(is_array($res));
+		//var_dump($res);
+	}
+	
+	/**
+     * Get description to display: same as exercise description
+     */
+     
+	public function testget_description() {
+		$res = $this->exerciselink->get_description();
+		$this->assertTrue(is_null($res));
+		//var_dump($res);
+	}
+	
+	/**
+    * Get URL where to go to if the user clicks on the link.
+    * First we go to exercise_jump.php and then to the result page.
+    * Check this php file for more info.
+    */
+    
+	public function testget_link() {
+		$res = $this->exerciselink->get_link();
+		$this->assertTrue(is_string($res));
+		//var_dump($res);
+	}
+	
+	/**
+     * Get name to display: same as exercise title
+     */
+    
+    public function testget_name() {
+		$res = $this->exerciselink->get_name();
+		$this->assertTrue(is_null($res));
+		//var_dump($res);
+	}
+	
+	/**
+	 * Generate an array of exercises that a teacher hasn't created a link for.
+	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+	 */
+	 
+	public function testget_not_created_links() {
+		$_SESSION['id_session'] = 1;
+		$res = $this->exerciselink->get_not_created_links();
+		$this->assertTrue(is_array($res));
+		$_SESSION['id_session'] = null;
+		//var_dump($res);
+	}
+	
+	public function testget_type_name() {
+		$res = $this->exerciselink->get_type_name();
+		$this->assertTrue(is_string($res));
+		//var_dump($res);
+	}
+	
+	/**
+     * Has anyone done this exercise yet ?
+     */
+    
+    public function testhas_results() {
+		$res = $this->exerciselink->has_results();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+	
+	public function testis_allowed_to_change_name() {
+		$res = $this->exerciselink->is_allowed_to_change_name();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+	
+	/**
+    * Check if this still links to an exercise
+    */
+    
+	public function testis_valid_link() {
+		$res = $this->exerciselink->is_valid_link();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}  
+    
+    public function testneeds_max() {
+		$res = $this->exerciselink->needs_max();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+	
+	public function testneeds_name_and_description() {
+		$res = $this->exerciselink->needs_name_and_description();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+	
+	public function testneeds_results() {
+		$res = $this->exerciselink->needs_results();
+		$this->assertTrue(is_bool($res));
+		//var_dump($res);
+	}
+
+	public function __destruct() {
+		// The destructor acts like a global tearDown for the class			
+		//require_once api_get_path(SYS_TEST_PATH).'teardown.inc.php';			
+	}
+}
+?>
diff --git a/tests/setup.inc.php b/tests/setup.inc.php
index a60e2732c6..c618ca4a71 100644
--- a/tests/setup.inc.php
+++ b/tests/setup.inc.php
@@ -64,6 +64,10 @@ require_once $maindir.'exercice/freeanswer.class.php';
 require_once $maindir.'forum/forumfunction.inc.php';
 require_once $maindir.'gradebook/lib/be/attendancelink.class.php';
 require_once $maindir.'gradebook/lib/be/category.class.php';
+require_once $maindir.'gradebook/lib/be/dropboxlink.class.php';
+require_once $maindir.'gradebook/lib/be/evaluation.class.php';
+require_once $maindir.'gradebook/lib/be/exerciselink.class.php';
+
 
 /**Files inside '/../main/lib/' */
 require_once $libdir.'urlmanager.lib.php';
diff --git a/tests/test_suite.php b/tests/test_suite.php
index f525831649..1ed57119f8 100755
--- a/tests/test_suite.php
+++ b/tests/test_suite.php
@@ -48,116 +48,117 @@ require_once 'simpletest/autorun.php';
 class TestsSuite extends TestSuite {
     function TestsSuite() {
     	$this->TestSuite('All tests suite');
-/*		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/database.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/add_course.lib.inc.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/course.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/banner.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/admin/calendar.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/surveymanager.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/session_handler.class.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/sessionmanager.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/classmanager.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/export.lib.inc.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/legal.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/mail.lib.inc.test.php');   
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/message.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/online.inc.test.php'); 
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/security.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/specific_fields_manager.lib.test.php');  
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/social.lib.test.php');
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/sortabletable.class.test.php'); 
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/statsUtils.lib.inc.test.php');
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/tablesort.lib.test.php');
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/text.lib.test.php');
-   	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/tracking.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/blog.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/urlmanager.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/stats.lib.inc.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/course_document.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/tool_navigation_menu.inc.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/display.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/document.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/events.lib.inc.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/fileDisplay.lib.test.php');
-		$this->addTestFile(dirname(__FILE__).'/main/inc/lib/fileManage.lib.test.php');
-	    $this->addTestFile(dirname(__FILE__).'/main/inc/lib/geometry.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/admin/statistics/statistics.lib.test.php');
-     	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/access_url_edit_courses_to_url_functions.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/access_url_edit_sessions_to_url_functions.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/access_url_edit_users_to_url_functions.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/add_courses_to_sessions_functions.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/add_many_session_to_category_functions.lib.test.php');
-    	//$this->addTestFile(dirname(__FILE__).'/main/admin/access_urls.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/admin/sub_language.class.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/inc/lib/add_courses_to_sessions_functions.lib.test.php');
-    	$this->addTestFile(dirname(__FILE__).'/main/auth/lost_password.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/auth/openid/xrds.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/chat/chat_functions.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/conference/get_translation.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/exercice/hotpotatoes.lib.test.php');      
-        $this->addTestFile(dirname(__FILE__).'/main/newscorm/scorm.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/survey/survey.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/user/userInfoLib.test.php');        
-        $this->addTestFile(dirname(__FILE__).'/main/webservices/user_import/import.lib.test.php');        
-        $this->addTestFile(dirname(__FILE__).'/main/work/work.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/glossary.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/notebook.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/permissions/permissions_functions.inc.test.php');     
-        $this->addTestFile(dirname(__FILE__).'/main/resourcelinker/resourcelinker.inc.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/survey/survey.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/dropbox/dropbox_class.inc.test.php');
-	  	$this->addTestFile(dirname(__FILE__).'/main/dropbox/dropbox_functions.inc.test.php');
-	  	$this->addTestFile(dirname(__FILE__).'/main/search/search_suggestions.test.php');
-	  	$this->addTestFile(dirname(__FILE__).'/main/exercice/export/qti2/qti2_classes.test.php');
-	  	$this->addTestFile(dirname(__FILE__).'/main/exercice/export/scorm/scorm_classes.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/usermanager.lib.test.php'); 
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/groupmanager.lib.test.php');	 
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/image.lib.test.php'); 
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/import.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/internationalization.lib.test.php');  
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/system_announcements.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/fileUpload.lib.test.php');
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/main_api.lib.test.php');//this file delete the course     
-        $this->addTestFile(dirname(__FILE__).'/main/inc/lib/debug.lib.inc.test.php');//this file need be to the finish of the tests
+/*		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/database.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/add_course.lib.inc.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/course.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/banner.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/admin/calendar.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/surveymanager.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/session_handler.class.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/sessionmanager.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/classmanager.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/export.lib.inc.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/legal.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/mail.lib.inc.test.php');   
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/message.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/online.inc.test.php'); 
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/security.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/specific_fields_manager.lib.test.php');  
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/social.lib.test.php');
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/sortabletable.class.test.php'); 
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/statsUtils.lib.inc.test.php');
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/tablesort.lib.test.php');
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/text.lib.test.php');
+   	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/tracking.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/blog.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/urlmanager.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/stats.lib.inc.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/course_document.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/tool_navigation_menu.inc.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/display.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/document.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/events.lib.inc.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/fileDisplay.lib.test.php');
+		$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/fileManage.lib.test.php');
+	    $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/geometry.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/admin/statistics/statistics.lib.test.php');
+     	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/access_url_edit_courses_to_url_functions.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/access_url_edit_sessions_to_url_functions.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/access_url_edit_users_to_url_functions.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/add_courses_to_sessions_functions.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/add_many_session_to_category_functions.lib.test.php');
+    	//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/admin/access_urls.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/admin/sub_language.class.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/add_courses_to_sessions_functions.lib.test.php');
+    	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/auth/lost_password.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/auth/openid/xrds.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/chat/chat_functions.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/conference/get_translation.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/hotpotatoes.lib.test.php');      
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/newscorm/scorm.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/survey/survey.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/user/userInfoLib.test.php');        
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/webservices/user_import/import.lib.test.php');        
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/work/work.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/glossary.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/notebook.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/permissions/permissions_functions.inc.test.php');     
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/resourcelinker/resourcelinker.inc.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/survey/survey.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/dropbox/dropbox_class.inc.test.php');
+	  	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/dropbox/dropbox_functions.inc.test.php');
+	  	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/search/search_suggestions.test.php');
+	  	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/qti2/qti2_classes.test.php');
+	  	$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/scorm/scorm_classes.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/usermanager.lib.test.php'); 
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/groupmanager.lib.test.php');	 
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/image.lib.test.php'); 
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/import.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/internationalization.lib.test.php');  
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/system_announcements.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/fileUpload.lib.test.php');
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/main_api.lib.test.php');//this file delete the course     
+        $this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/debug.lib.inc.test.php');//this file need be to the finish of the tests
        */ 
        
         /**This file was removed, now the functions was moved to install.lib*/
-		//require_once $maindir.'install/install_upgrade.lib.php';
-		//$this->addTestFile(dirname(__FILE__).'/main/install/install_upgrade.lib.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/install/install_upgrade.lib.test.php');
        
         /**This files has metadata*/
-        //$this->addTestFile(dirname(__FILE__).'/main/inc/lib/xht.lib.test.php');
-	    //$this->addTestFile(dirname(__FILE__).'/main/inc/lib/xmd.lib.test.php');
+        //$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/xht.lib.test.php');
+	    //$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/xmd.lib.test.php');
 	    
 	    /**This files are not used and is not finished implement*/
-	    //$this->addTestFile(dirname(__FILE__).'/main/exercice/export/qti/qti_classes.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/export/qti2/qti2_export.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/export/exercise_import.inc.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/export/scorm/scorm_export.test.php');
+	    //$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/qti/qti_classes.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/qti2/qti2_export.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/exercise_import.inc.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/export/scorm/scorm_export.test.php');
 		
 		
 		/**EXERCISES**/
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/answer.class.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/exercise_result.class.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/inc/lib/exercise_show_functions.lib.test.php');
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/exercise.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/answer.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/exercise_result.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/inc/lib/exercise_show_functions.lib.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/exercise.class.test.php');
 		
 		/**This files have problem with class and call objects*/
-		//$this->addTestFile(dirname(__FILE__).'/main/exercice/exercise.lib.test.php');
-	  	//$this->addTestFile(dirname(__FILE__).'/main/exercice/fill_blanks.class.test.php');
-	  	//$this->addTestFile(dirname(__FILE__).'/main/exercice/freeanswer.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/exercise.lib.test.php');
+	  	//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/fill_blanks.class.test.php');
+	  	//$this->addFile(api_get_path(SYS_TEST_PATH).'/main/exercice/freeanswer.class.test.php');
 	  	
 	  	
 	  	/**FORUM*/
-	  	//$this->addFile(dirname(__FILE__).'/main/forum/forumfunction.inc.test.php');
-	  //	$this->addFile(api_get_path(SYS_TEST_PATH).'main/forum/forumfunction.inc.test.php');
+	  	//$this->addFile(api_get_path(SYS_TEST_PATH).'main/forum/forumfunction.inc.test.php');
 	  	
-	    //$this->addTestFile(dirname(__FILE__).'/main/inc/lib/main_api.lib.test.php');      
-        //$this->addTestFile(dirname(__FILE__).'/main/inc/lib/debug.lib.inc.test.php');
-        
-        $this->addTestFile(dirname(__FILE__).'/main/newscorm/openoffice_presentation.class.test.php');
-                
+        /**GRADEBOOK*/
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'main/gradebook/lib/be/attendancelink.class.test.php');                
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'main/gradebook/lib/be/category.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'main/gradebook/lib/be/dropboxlink.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'main/gradebook/lib/be/evaluation.class.test.php');
+		//$this->addFile(api_get_path(SYS_TEST_PATH).'main/gradebook/lib/be/exerciselink.class.test.php');
 	    
+	    /**NEW SCORM*/
+	    //$this->addTestFile(dirname(__FILE__).'/main/newscorm/openoffice_presentation.class.test.php');
     }
 }
 $test = &new TestsSuite();