function testFind_throwsIfNotFound()
 {
     $this->setExpectedException('Braintree_Exception_NotFound', 'subscription with id does-not-exist not found');
     Braintree_Subscription::find('does-not-exist');
 }
 /**
  * wrapper for getting subscriptions from braintree
  * @param object - user
  * @param string - id of the subscription (default null)
  *
  * @return object - the searched subscriptions OR null if not found OR collection of subscriptions
  */
 private static function getSubscriptions($user, $subscriptionId = null)
 {
     self::setBraintreeCredentials($user);
     $returnVariable = null;
     if ($subscriptionId) {
         try {
             $returnVariable = Braintree_Subscription::find($subscriptionId);
         } catch (Exception $e) {
             return null;
         }
     } else {
         $returnVariable = Braintree_Subscription::search(array(Braintree_SubscriptionSearch::status()->in(array(Braintree_Subscription::ACTIVE, Braintree_Subscription::PAST_DUE, Braintree_Subscription::PENDING))));
     }
     return $returnVariable;
 }
 function testErrorsOnFindWithWhitespaceArgument()
 {
     $this->setExpectedException('InvalidArgumentException');
     Braintree_Subscription::find('\\t');
 }
<?php

include '../brainTreePhp/lib/Braintree.php';
if (isset($_GET['subscription'])) {
    $subscription = $_GET['subscription'];
} else {
    //echo 'Missing subscription ID!';
    echo "0";
    die;
}
Braintree_Configuration::environment('sandbox');
Braintree_Configuration::merchantId('zn8d4c74dbnp5ntw');
Braintree_Configuration::publicKey('ttwrprnsj83thjjz');
Braintree_Configuration::privateKey('a818cb5f3164585f31f4f03066f308c8');
try {
    $subscription = Braintree_Subscription::find($subscription);
} catch (Braintree_Exception_NotFound $e) {
    //header('Location: ../response.html');
    echo "0";
    die;
}
if ($subscription->status == Braintree_Subscription::ACTIVE) {
    //header('Location: ../app.html');
    echo "1";
} else {
    //header('Location: ../response.html');
    echo "0";
}