public function testUsesCallbackForWaiter()
{
$total = 0;
$f = function ($attempts, $data) use(&$total) {
$data['object']->value = 2;
return ++$total == 3;
};
$o = new \StdClass();
$o->value = 1;
$c = array('object' => $o);
$w = new CallableWaiter();
$w->setCallable($f);
$w->setContext($c);
$w->wait();
$this->assertEquals(3, $total);
$this->assertEquals(2, $o->value);
}
