function test_noRequestsWhenIterating()
 {
     $resultsReturned = false;
     $collection = Braintree_Customer::search(array(Braintree_CustomerSearch::firstName()->is('badname')));
     foreach ($collection as $customer) {
         $resultsReturned = true;
         break;
     }
     $this->assertSame(0, $collection->maximumCount());
     $this->assertEquals(false, $resultsReturned);
 }