function test_database_zip_created()
 {
     $files = $this->tree->get_file_list_as_iterator();
     $zip = new Signalfire_Cloud_Backup_Zip($files, WP_CONTENT_DIR . '/backups', 'database');
     if ($path = $zip->create_zip_archive()) {
         $this->assertFileExists($path);
         unlink($path);
     }
 }
 /**
  * Executes file backup and creates a zip.
  *
  * @since    1.0.0
  * @param    array    $paths    The paths array         
  * @access   public   
  * @return   boolean  Returns if task executed successfully
  */
 public function execute_file_backup($paths)
 {
     //Get instance of the file tree object for the provided path
     $tree = new Signalfire_Cloud_Backup_Filetree($paths['files']);
     //Get a list of files in the provided path
     $files = $tree->get_file_list_as_array();
     //Check if there are any files to backup
     if (count($files) > 0) {
         //Get instance of the zip object passing in the files to zip, path to zip to and prefix
         //for filename of zio
         $zip = new Signalfire_Cloud_Backup_Zip($files, $paths['backup'], 'files');
         //If the zip file was created successfully return path, otherwise return false
         if ($paths['zip'] = $zip->create_zip_archive()) {
             //Zip file was created, so return success for function
             return TRUE;
         }
     }
     //Function failed so return false
     return FALSE;
 }