diff --git a/main/cron/img/list_unused_img.php b/main/cron/img/list_unused_img.php
deleted file mode 100644
index 5ae332fba6..0000000000
--- a/main/cron/img/list_unused_img.php
+++ /dev/null
@@ -1,114 +0,0 @@
-<?php /* For licensing terms, see /license.txt */
-/**
- * Cron script to list unused images
- * @package chamilo.cron
- */
-/**
- * Includes and declarations
- */
-if (PHP_SAPI!='cli') { die('Run this script through the command line or comment this line in the code'); }
-require_once '../../inc/global.inc.php';
-$path = api_get_path(SYS_CODE_PATH).'img/';
-ini_set('memory_limit','128M');
-ini_set('max_execution_time','240');
-$unused = array();
-global $_configuration;
-/**
- * Main code
- */
-// get all the available images and their directory
-$found_img = get_img_files($path);
-// Now, for each image, check if there is at least one reference
-chdir($_configuration['root_sys']);
-foreach ($found_img as $i => $p) {
-    $j = 0;
-    $output = @shell_exec('rgrep '.$i.' main/');
-    $outputs = explode('\n',$output);
-    foreach ($outputs as $line) {
-        if (substr($lastline,0,5)=='rgrep') {
-            //this means a permission error, ignore
-        } else {
-            $j++;
-        }
-    }
-    if ($j === 0) {
-        $unused[$i] = $p;
-    }
-} 
-
-echo '<table>';
-/*if (count($unexisting_img)<1) { die("No missing image<br />\n"); } else { echo "The following images were nowhere to be found: <br />\n<table>"; }
-foreach ($unexisting_img as $term => $file) {
-	echo "<tr><td>$term</td><td>in $file</td></tr>\n";
-}*/
-echo '<tr><td colspan="2">Existing images('.count($found_img).'), unused('.count($unused).')</td></tr>'."\n";
-echo '<tr><td>Image file</td><td>Used x times</td></tr>'."\n";
-$r = ksort($found_img);
-foreach ($unused as $term => $path) {
-  if (isset($unused[$term])) {
-    echo '<tr>';
-    echo '<td bgcolor="#55ff55">'.$term.'</td>';
-    echo '<td bgcolor="#55ff55">'.($path=='/'?'/':$path.'/').$term.'</td>';
-    echo '</tr>'."\n";
-  } else {
-    echo '<tr>';
-    echo '<td bgcolor="#ff5555">'.$term.'</td>';
-    echo '<td bgcolor="#ff5555">'.($path=='/'?'/':$path.'/').$term.'</td>';
-    echo '</tr>'."\n";
-  }
-}
-echo "</table>\n";
-
-
-function get_all_php_files($base_path) {
-    $list = scandir($base_path);
-    $files = array();
-    foreach ($list as $item) {
-    	if (substr($item,0,1)=='.') {continue;}
-        $special_dirs = array(api_get_path(SYS_TEST_PATH),api_get_path(SYS_COURSE_PATH),api_get_path(SYS_LANG_PATH),api_get_path(SYS_ARCHIVE_PATH));
-        if (in_array($base_path.$item.'/',$special_dirs)) {continue;}
-        if (is_dir($base_path.$item)) {
-        	$files = array_merge($files,get_all_php_files($base_path.$item.'/'));
-        } else {
-            //only analyse php files
-                $ext = substr($item,-4);
-        	if (in_array($ext,array('.php','html','.htm','.css'))) {
-                  $files[] = $base_path.$item;
-        	}
-        } 
-    }
-    $list = null;
-    return $files;
-}
-/**
- * Get the list of available images
- * @param string The path to start the scan from
- */
-function get_img_files($path) {
-  $files = array();
-  //We know there are max 3 levels, so don't bother going recursive
-  $list = scandir($path);
-  foreach ($list as $entry) {
-    if (substr($entry,0,1)=='.') { continue; }
-    if (is_dir($path.$entry)) {
-      $sublist = scandir($path.$entry);
-      foreach ($sublist as $subentry) {
-        if (substr($subentry,0,1)=='.') { continue; }
-        if (is_dir($path.$entry.'/'.$subentry)) {
-          $subsublist = scandir($path.$entry.'/'.$subentry);
-          foreach ($subsublist as $subsubentry) {
-            if (substr($subsubentry,0,1)=='.') { continue; }
-            if (is_file($path.$entry.'/'.$subentry.'/'.$subsubentry)) {
-              $files[$subsubentry] = '/'.$entry.'/'.$subentry;
-            }
-          }
-        } elseif (is_file($path.$entry.'/'.$subentry)) {
-          $files[$subentry] = '/'.$entry;
-        }
-      }
-    } elseif (is_file($path.$entry)) {
-      $files[$entry] = '/';
-    }
-  }
-  return $files;
-}
diff --git a/tests/scripts/img/list_unused_img.php b/tests/scripts/img/list_unused_img.php
new file mode 100644
index 0000000000..76848a51b9
--- /dev/null
+++ b/tests/scripts/img/list_unused_img.php
@@ -0,0 +1,141 @@
+<?php /* For licensing terms, see /license.txt */
+/**
+ * Cron script to list unused images
+ * @package chamilo.cron
+ */
+/**
+ * Includes and declarations
+ */
+if (PHP_SAPI!='cli') {
+    die('Run this script through the command line or comment this line in the code');
+}
+require_once '../../inc/global.inc.php';
+$path = api_get_path(SYS_CODE_PATH).'img/';
+ini_set('memory_limit', '128M');
+ini_set('max_execution_time', '240');
+$unused = array();
+global $_configuration;
+
+/**
+ * Main code
+ */
+// get all the available images and their directory
+$found_img = get_img_files($path);
+// Now, for each image, check if there is at least one reference
+chdir($_configuration['root_sys']);
+foreach ($found_img as $i => $p) {
+    $j = 0;
+    $output = @shell_exec('rgrep '.$i.' main/');
+    $outputs = explode('\n', $output);
+    foreach ($outputs as $line) {
+        if (substr($line, 0, 5)=='rgrep') {
+            //this means a permission error, ignore
+        } else {
+            $j++;
+        }
+    }
+    if ($j === 0) {
+        $unused[$i] = $p;
+    }
+}
+
+echo '<table>';
+/*
+if (count($unexisting_img)<1) { die("No missing image<br />\n"); } else { echo "The following images were nowhere to be found: <br />\n<table>"; }
+foreach ($unexisting_img as $term => $file) {
+    echo "<tr><td>$term</td><td>in $file</td></tr>\n";
+}
+*/
+echo '<tr><td colspan="2">Existing images('.count($found_img).'), unused('.count($unused).')</td></tr>'."\n";
+echo '<tr><td>Image file</td><td>Used x times</td></tr>'."\n";
+$r = ksort($found_img);
+foreach ($unused as $term => $path) {
+    if (isset($unused[$term])) {
+        echo '<tr>';
+        echo '<td bgcolor="#55ff55">'.$term.'</td>';
+        echo '<td bgcolor="#55ff55">'.($path=='/'?'/':$path.'/').$term.'</td>';
+        echo '</tr>'."\n";
+    } else {
+        echo '<tr>';
+        echo '<td bgcolor="#ff5555">'.$term.'</td>';
+        echo '<td bgcolor="#ff5555">'.($path=='/'?'/':$path.'/').$term.'</td>';
+        echo '</tr>'."\n";
+    }
+}
+echo "</table>\n";
+
+/**
+ * @param $base_path
+ * @return array
+ */
+function get_all_php_files($base_path)
+{
+    $list = scandir($base_path);
+    $files = array();
+    foreach ($list as $item) {
+        if (substr($item, 0, 1)=='.') {
+            continue;
+        }
+        $special_dirs = array(
+            api_get_path(SYS_TEST_PATH),
+            api_get_path(SYS_COURSE_PATH),
+            api_get_path(SYS_LANG_PATH),
+            api_get_path(SYS_ARCHIVE_PATH)
+        );
+        if (in_array($base_path.$item.'/', $special_dirs)) {
+            continue;
+        }
+        if (is_dir($base_path.$item)) {
+            $files = array_merge($files, get_all_php_files($base_path.$item.'/'));
+        } else {
+            //only analyse php files
+            $ext = substr($item, -4);
+            if (in_array($ext, array('.php', 'html', '.htm', '.css'))) {
+                  $files[] = $base_path.$item;
+            }
+        }
+    }
+    $list = null;
+    return $files;
+}
+
+/**
+ * Get the list of available images
+ * @param string $path The path to start the scan from
+ * @return array The files list
+ */
+function get_img_files($path)
+{
+    $files = array();
+    //We know there are max 3 levels, so don't bother going recursive
+    $list = scandir($path);
+    foreach ($list as $entry) {
+        if (substr($entry, 0, 1)=='.') {
+            continue;
+        }
+        if (is_dir($path.$entry)) {
+            $sublist = scandir($path.$entry);
+            foreach ($sublist as $subentry) {
+                if (substr($subentry, 0, 1)=='.') {
+                    continue;
+                }
+                if (is_dir($path.$entry.'/'.$subentry)) {
+                    $subsublist = scandir($path.$entry.'/'.$subentry);
+                    foreach ($subsublist as $subsubentry) {
+                        if (substr($subsubentry, 0, 1)=='.') {
+                            continue;
+                        }
+                        if (is_file($path.$entry.'/'.$subentry.'/'.$subsubentry)) {
+                            $files[$subsubentry] = '/'.$entry.'/'.$subentry;
+                        }
+                    }
+                } elseif (is_file($path.$entry.'/'.$subentry)) {
+                    $files[$subentry] = '/'.$entry;
+                }
+            }
+        } elseif (is_file($path.$entry)) {
+            $files[$entry] = '/';
+        }
+    }
+    return $files;
+}
diff --git a/main/cron/img/list_used_img.php b/tests/scripts/img/list_used_img.php
old mode 100755
new mode 100644
similarity index 100%
rename from main/cron/img/list_used_img.php
rename to tests/scripts/img/list_used_img.php