dvdoug / BoxPacker

class VolumePackerTest extends TestCase

{

    public function testPackBoxThreeItemsFitEasily()

    {

        $box = new TestBox('Le box', 300, 300, 10, 10, 296, 296, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 250, 250, 2, 200));

        $items->insert(new TestItem('Item 2', 250, 250, 2, 200));

        $items->insert(new TestItem('Item 3', 250, 250, 2, 200));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitExactly()

    {

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitExactly()

    {

        $box = new TestBox('Le box', 300, 300, 10, 10, 296, 296, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 296, 296, 2, 200));

        $items->insert(new TestItem('Item 2', 296, 296, 2, 500));

        $items->insert(new TestItem('Item 3', 296, 296, 4, 290));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitExactlyNoRotation()

    {

        self::assertEquals(2, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitSizeButOverweight()

    {

        $box = new TestBox('Le box', 300, 300, 10, 10, 296, 296, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 250, 250, 2, 400));

        $items->insert(new TestItem('Item 2', 250, 250, 2, 500));

        $items->insert(new TestItem('Item 3', 250, 250, 2, 200));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(2, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitWeightBut2Oversize()

    {

        self::assertEquals(2, $packedBox->getItems()->count());

    }

    public function testPackBoxThreeItemsFitWeightBut2Oversize()

    {

        $box = new TestBox('Le box', 300, 300, 10, 10, 296, 296, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 297, 296, 2, 200));

        $items->insert(new TestItem('Item 2', 297, 296, 2, 500));

        $items->insert(new TestItem('Item 3', 296, 296, 4, 290));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(1, $packedBox->getItems()->count());

    }

    public function testPackTwoItemsFitExactlySideBySide()

    {

        self::assertEquals(2, $packedBox->getItems()->count());

    }

    public function testPackThreeItemsBottom2FitSideBySideOneExactlyOnTop()

    {

        $box = new TestBox('Le box', 300, 300, 10, 10, 296, 296, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 248, 148, 4, 200));

        $items->insert(new TestItem('Item 2', 148, 248, 4, 200));

        $items->insert(new TestItem('Item 3', 296, 296, 4, 200));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackThreeItemsBottom2FitSideBySideWithSpareSpaceOneOverhangSlightlyOnTop()

    {

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackThreeItemsBottom2FitSideBySideWithSpareSpaceOneOverhangSlightlyOnTop()

    {

        $box = new TestBox('Le box', 250, 250, 10, 10, 248, 248, 8, 1000);

        $items = new ItemList;

        $items->insert(new TestItem('Item 1', 200, 200, 4, 200));

        $items->insert(new TestItem('Item 2', 110, 110, 4, 200));

        $items->insert(new TestItem('Item 3', 110, 110, 4, 200));

        $packer = new VolumePacker($box, $items);

        $packedBox = $packer->pack();

        self::assertEquals(3, $packedBox->getItems()->count());

    }

    public function testPackSingleItemFitsBetterRotated()

    {