DVDoug\BoxPacker\PackedBoxListTest::testWeightVariance PHP Method

    function testWeightVariance()
    {
        $box = new TestBox('Box', 10, 10, 10, 10, 10, 10, 10, 10);
        $item = new TestItem('Item', 5, 10, 10, 10, true);
        $boxItems = new ItemList();
        $boxItems->insert($item);
        $packedBox = new PackedBox($box, $boxItems, 1, 2, 3, 4);
        $packedBoxList = new PackedBoxList();
        $packedBoxList->insert($packedBox);
        self::assertEquals(0, $packedBoxList->getWeightVariance());
    }