public function testOptimize()
{
$events = array(0 => array('type' => 'f'), 1 => array('type' => 'a'), 2 => array('type' => 'possible_moves', 'possible_moves' => array('a' => array('x', 'y'))), 3 => array('type' => 'c'), 4 => array('type' => 'possible_moves', 'possible_moves' => array('c' => array('x', 'y'))));
$stack = new Stack();
$stack->addEvents($events);
$events = $stack->getEvents();
$this->assertEquals(5, count($events));
$expected = array(0 => array('type' => 'f'), 1 => array('type' => 'a'), 2 => array('type' => 'possible_moves', 'possible_moves' => null), 3 => array('type' => 'c'), 4 => array('type' => 'possible_moves', 'possible_moves' => array('c' => array('x', 'y'))));
$this->assertSame($expected, $events);
}
