deferred_example.js

test("pass through", function() {
  function increment(i) { return i + 1; }
  function asyncIncrement(i, callback) {
    async(function() { callback(i + 1); });
  }
  function asyncIncrement2(i) {
    var d = new Deferred().pause();
    async(function() { d.restart(i + 1); });
    return d;
  }

  var d = new Deferred();
  d.add(
    d.fn(asyncIncrement, [0, d.okFn]), // async with callback
    increment, // synchronous
    increment,
    asyncIncrement2, // async with deferred
    increment,
    function(result) {
      equals(result, 5, "incremented the correct number of times");
      start(); // for qunit
    }
  );

  expect(1);
  stop(); // for qunit
});