text: actual = '';
  expected = '101,';
  
  function looper(f) {
    for (var i = 0; i < 10; ++i) {
      for (var j = 0; j < 10; ++j) {
        f();
      }
    }
  }
  
  function tester() {
    var x = 1;
    looper(function() { ++x; });
    return x;
  }
  
  appendToActual(tester());
  
  
  assertEq(actual, expected)
  