Map example

'foo' => $object,
        ]));
        $form = new Form($config);

        $form->setData('foo');

        $this->assertSame($object, $form->getViewData());
    }

    public function testViewDataMayBeArrayAccessIfDataClassIsNull()
    {
        $arrayAccess = new Map();
        $config = new FormConfigBuilder('name', null, new EventDispatcher());
        $config->addViewTransformer(new FixedDataTransformer([
            '' => '',
            'foo' => $arrayAccess,
        ]));
        $form = new Form($config);

        $form->setData('foo');

        $this->assertSame($arrayAccess, $form->getViewData());
    }

    

->setDataMapper(new DataMapper())
            ->setData($object)
            ->getForm();

        $form->submit([]);

        $this->assertSame($object, $form->getData());
    }

    public function testSubmitMapsSubmittedChildrenOntoEmptyData()
    {
        $object = new Map();
        $form = $this->getBuilder()
            ->setCompound(true)
            ->setDataMapper(new DataMapper())
            ->setEmptyData($object)
            ->setData(null)
            ->getForm();

        $form->add($child = $this->getBuilder('name')->setCompound(false)->getForm());

        $form->submit([
            'name' => 'Bernhard',
        ]);