/**
  * Check that if a field is added then the trigger is updated on refresh.
  */
 public function testRebuildTriggerAfterSchemaChange()
 {
     $this->callAPISuccess('Setting', 'create', array('logging' => TRUE));
     $tables = array('civicrm_acl', 'civicrm_website');
     foreach ($tables as $table) {
         CRM_Core_DAO::executeQuery("ALTER TABLE {$table} ADD column temp_col INT(10)");
     }
     $schema = new CRM_Logging_Schema();
     $schema->fixSchemaDifferencesForAll(TRUE);
     foreach ($tables as $table) {
         $this->assertTrue($this->checkColumnExistsInTable('log_' . $table, 'temp_col'), 'log_' . $table . ' has temp_col');
         $dao = CRM_Core_DAO::executeQuery("SHOW TRIGGERS LIKE '{$table}'");
         while ($dao->fetch()) {
             $this->assertContains('temp_col', $dao->Statement);
         }
     }
     CRM_Core_DAO::executeQuery("ALTER TABLE civicrm_acl DROP column temp_col");
     CRM_Core_DAO::executeQuery("ALTER TABLE civicrm_website DROP column temp_col");
 }