hphp/test/slow/apc/uncounted_array_copy.php

   1 <?hh
   2
   3 function makeNonStatic($n) {
   4   $s = 'foobar';
   5   for ($i = 0; $i < $n; $i += 1) {
   6     $s .= $i;
   7   }
   8   return $s;
   9 }
  10
  11 // Runs twice with Treadmill in between (see .opts)
  12 if (apc_exists('minefield')) {
  13   // Second run: verify array was correctly copied.
  14   var_dump(apc_fetch('minefield'));
  15 } else {
  16   // First run: Create array with uncounted, non-static string value.
  17   $ns = makeNonStatic(10);
  18   apc_store('mine', $ns, 3);
  19   $unc0 = apc_fetch('mine');
  20   $unc1 = apc_fetch('mine');
  21   $v = array();
  22   $v['hey'] = $unc0;
  23   $v[] = $unc1;
  24   var_dump($v);
  25   // This should recursively copy all of 'v' before storing in APC...
  26   apc_store('minefield', $v, 100);
  27   // ...since its values can easily go away (after Treadmill runs):
  28   apc_delete('mine');
  29 }