diff --git a/libraries/dbi/dummy.lib.php b/libraries/dbi/dummy.lib.php
index db06853b69..4894a2dcbd 100644
--- a/libraries/dbi/dummy.lib.php
+++ b/libraries/dbi/dummy.lib.php
@@ -79,6 +79,12 @@ $GLOBALS['dummy_queries'] = array(
             array('table2'),
         )
     ),
+    array(
+        'query' => 'SHOW TABLES FROM `pmadb`',
+        'result' => array(
+            array('column_info'),
+        )
+    ),
     array(
         'query' => 'SHOW COLUMNS FROM `pma_test`.`table1`',
         'columns' => array(
@@ -114,7 +120,7 @@ $GLOBALS['dummy_queries'] = array(
         ),
         'result' => array(
             array('i', 'int(11)', 'NO', 'PRI', 'NULL', 'auto_increment', 'select,insert,update,references', ''),
-            array('o', 'int(11)', 'NO', 'MUL', 'NULL', '', 'select,insert,update,references', ''),
+            array('o', 'varchar(100)', 'NO', 'MUL', 'NULL', '', 'select,insert,update,references', ''),
         )
     ),
     array(
@@ -143,6 +149,13 @@ $GLOBALS['dummy_queries'] = array(
         'columns' => array('f'),
         'result' => array(array('ROT13')),
     ),
+    array(
+        'query' => 'SELECT `column_name`, `mimetype`, `transformation`, `transformation_options` FROM `pmadb`.`column_info` WHERE `db_name` = \'pma_test\' AND `table_name` = \'table1\' AND ( `mimetype` != \'\' OR `transformation` != \'\' OR `transformation_options` != \'\')',
+        'columns' => array('column_name', 'mimetype', 'transformation', 'transformation_options'),
+        'result' => array(
+            array('o', 'text/plain', 'sql'),
+        )
+    ),
 );
 
 /**
@@ -201,7 +214,8 @@ function PMA_DBI_connect(
  */
 function PMA_DBI_select_db($dbname, $link = null)
 {
-    return $GLOBALS['dummy_db'];
+    $GLOBALS['dummy_db'] = $dbname;
+    return true;
 }
 
 /**
diff --git a/test/libraries/PMA_transformation_test.php b/test/libraries/PMA_transformation_test.php
index d68dff865a..38dabe12ba 100644
--- a/test/libraries/PMA_transformation_test.php
+++ b/test/libraries/PMA_transformation_test.php
@@ -10,6 +10,11 @@
  * Include to test.
  */
 require_once 'libraries/transformations.lib.php';
+require_once 'libraries/CommonFunctions.class.php';
+require_once 'libraries/database_interface.lib.php';
+require_once 'libraries/Tracker.class.php';
+require_once 'libraries/relation.lib.php';
+require_once 'libraries/Theme.class.php';
 
 /**
  * tests for transformation wrappers
@@ -19,6 +24,35 @@ require_once 'libraries/transformations.lib.php';
 class PMA_Transformation_Test extends PHPUnit_Framework_TestCase
 {
 
+    /**
+     * Set up global environment.
+     *
+     * @return void
+     */
+    public function setup()
+    {
+        $GLOBALS['table'] = 'table';
+        $GLOBALS['db'] = 'db';
+        $_SESSION['PMA_Theme'] = PMA_Theme::load('./themes/pmahomme');
+        $_SESSION[' PMA_token '] = 'token';
+        $GLOBALS['cfg'] = array(
+            'MySQLManualType' => 'none',
+            'AjaxEnable' => true,
+            'ServerDefault' => 1,
+            'PropertiesIconic' => true,
+        );
+        $GLOBALS['server'] = 1;
+        $GLOBALS['cfg']['Server']['pmadb'] = 'pmadb';
+        $GLOBALS['cfg']['Server']['user'] = 'user';
+        $GLOBALS['cfg']['Server']['bookmarktable'] = '';
+        $GLOBALS['cfg']['Server']['relation'] = '';
+        $GLOBALS['cfg']['Server']['table_info'] = '';
+        $GLOBALS['cfg']['Server']['table_coords'] = '';
+        $GLOBALS['cfg']['Server']['designer_coords'] = '';
+        $GLOBALS['cfg']['Server']['column_info'] = 'column_info';
+        $GLOBALS['cfg']['DBG']['sql'] = false;
+    }
+
     /**
      * Test for parsing options.
      *
@@ -104,5 +138,22 @@ class PMA_Transformation_Test extends PHPUnit_Framework_TestCase
             PMA_getAvailableMIMEtypes()
         );
     }
+
+    /**
+     * Tests getting mime types for table
+     *
+     * @return void
+     */
+    public function testGetMime()
+    {
+        $this->assertEquals(
+            array('o' => array(
+                'column_name' => 'o',
+                'mimetype' => 'Text/plain',
+                'transformation' => 'Sql',
+            )),
+            PMA_getMIME('pma_test', 'table1')
+        );
+    }
 }
 ?>