<?php

require_once '../../csrest_campaigns.php';
$wrap = new CS_REST_Campaigns('Campaign ID to Test', 'Your API Key');
$result = $wrap->send_preview(array('*****@*****.**', '*****@*****.**'), 'Fallback');
echo "Result of POST /api/v3/campaigns/{id}/sendpreview\n<br />";
if ($result->was_successful()) {
    echo "Preview sent with code\n<br />" . $result->http_status_code;
} else {
    echo 'Failed with code ' . $result->http_status_code . "\n<br /><pre>";
    var_dump($result->response);
    echo '</pre>';
}
 function sendPreview($campaignID, $recipients)
 {
     $this->loadWrapperClass('csrest_campaigns');
     $wrap = new CS_REST_Campaigns($campaignID, $this->_api_key);
     return $wrap->send_preview($recipients);
 }