public function testGetIterator()
{
$queue = new CQueue(array(1, 2));
$this->assertInstanceOf('CQueueIterator', $queue->getIterator());
$n = 0;
$found = 0;
foreach ($queue as $index => $item) {
foreach ($queue as $a => $b) {
}
// test of iterator
$n++;
if ($index === 0 && $item === 1) {
$found++;
}
if ($index === 1 && $item === 2) {
$found++;
}
}
$this->assertTrue($n == 2 && $found == 2);
}
