js1_5/GC/regress-383269-01.js

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 * The Original Code is JavaScript Engine testing utilities.
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 * Contributor(s): Igor Bukanov
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var gTestfile = 'regress-383269-01.js';
//-----------------------------------------------------------------------------
var BUGNUMBER = 383269;
var summary = 'Leak related to arguments object';
var actual = 'No Leak';
var expect = 'No Leak';


//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------

function test()
{
  enterFunc ('test');
  printBugNumber(BUGNUMBER);
  printStatus (summary);
 
  function generate_big_object_graph()
  {
    var root = {};
    f(root, 17);
    return root;
    function f(parent, depth) {
      if (depth == 0)
        return;
      --depth;
      f(parent.a = {}, depth);
      f(parent.b = {}, depth);
    }
  }

  function outer() {  var x = arguments; return function inner() { return x }; }

  function timed_gc()
  {
    var t1 = Date.now();
    gc();
    return Date.now() - t1;
  }

  outer(1);
  gc();
  var base_time = timed_gc();

  var f = outer(generate_big_object_graph());
  f = null;
  gc();
  var time = timed_gc();

  if (time > (base_time + 1) * 3)
    actual = "generate_big_object_graph() leaked, base_gc_time="+base_time+", last_gc_time="+time;

  reportCompare(expect, actual, summary);

  exitFunc ('test');
}