function testGetters()
{
$box = new TestBox('Box', 370, 375, 60, 140, 364, 374, 40, 3000);
$item = new TestItem('Item', 230, 330, 6, 320, true);
$boxItems = new ItemList();
$boxItems->insert($item);
$packedBox = new PackedBox($box, $boxItems, 1, 2, 3, 4);
self::assertEquals(1, $packedBox->getRemainingWidth());
self::assertEquals(2, $packedBox->getRemainingLength());
self::assertEquals(3, $packedBox->getRemainingDepth());
self::assertEquals(4, $packedBox->getRemainingWeight());
}