public function generateIndexSelector()
 {
     $html_options = '';
     foreach (PMA_Index::getIndexChoices() as $each_index_choice) {
         if ($each_index_choice === 'PRIMARY' && $this->_choice !== 'PRIMARY' && PMA_Index::getPrimary($this->_table, $this->_schema)) {
             // skip PRIMARY if there is already one in the table
             continue;
         }
         $html_options .= '<option value="' . $each_index_choice . '"' . ($this->_choice == $each_index_choice ? ' selected="selected"' : '') . '>' . $each_index_choice . '</option>' . "\n";
     }
     return $html_options;
 }
 /**
  * Test for getIndexChoices
  *
  * @return void
  */
 public function testGetIndexChoices()
 {
     $index_choices = PMA_Index::getIndexChoices();
     $this->assertEquals(5, count($index_choices));
     $this->assertEquals('PRIMARY,INDEX,UNIQUE,SPATIAL,FULLTEXT', implode(",", $index_choices));
 }