hphp/test/quick/continuation_serialize.php

   1 <?hh
   2
   3
   4 async function static_result_create($result) {
   5   return $result;
   6 }
   7
   8 async function static_exception_create($exception) {
   9   throw $exception;
  10 }
  11
  12 function main() {
  13   // Make new wait handles with valid values.
  14   $srwh = static_result_create(42);
  15   $r = HH\Asio\join($srwh);
  16   var_dump($r); // Shows 42 correctly.
  17
  18   $sewh = static_exception_create(new Exception("Hi!"));
  19   try {
  20     $r = HH\Asio\join($sewh);
  21   } catch (Exception $e) {
  22     var_dump($e->getMessage()); // Shows "Hi!" correctly.
  23   }
  24
  25   // Serialize the handles and let them go.
  26   $s1 = serialize($srwh);
  27   $s2 = serialize($sewh);
  28   var_dump($s1);
  29   var_dump($s2);
  30   $srwh = null;
  31   $erwh = null;
  32
  33   // Deserialize the handles in the reverse order, so they lay over
  34   // each other's memory. We want to confirm that all fields are
  35   // initialized correctly and that the destructor does not segfault.
  36   $sewh = unserialize($s2);
  37   var_dump($sewh);
  38   $sewh = null; // Let it go
  39   $srwh = unserialize($s1);
  40   var_dump($srwh);
  41   $srwh = null; // Let it go
  42
  43   // Confirm that we can't deserialize one of these as well.
  44   $c1 = unserialize("O:9:\"Generator\":0:{}");
  45   var_dump($c1);
  46 }
  47
  48 main();