/**
* @covers phpDocumentor\Descriptor\InterfaceDescriptor::getInheritedMethods
*/
public function testRetrievingInheritedMethodsReturnsCollectionWithParent()
{
$parentDescriptor = new MethodDescriptor();
$parentDescriptor->setName('parent');
$parentDescriptorCollection = new Collection();
$parentDescriptorCollection->add($parentDescriptor);
$parent = new InterfaceDescriptor();
$parent->setMethods($parentDescriptorCollection);
$parentCollection = new Collection();
$parentCollection->add($parent);
$grandParentDescriptor = new MethodDescriptor();
$grandParentDescriptor->setName('grandparent');
$grandParentDescriptorCollection = new Collection();
$grandParentDescriptorCollection->add($grandParentDescriptor);
$grandParent = new InterfaceDescriptor();
$grandParent->setMethods($grandParentDescriptorCollection);
$grandParentCollection = new Collection();
$grandParentCollection->add($grandParent);
$parent->setParent($grandParentCollection);
$this->fixture->setParent($parentCollection);
$result = $this->fixture->getInheritedMethods();
$this->assertInstanceOf('phpDocumentor\\Descriptor\\Collection', $result);
$this->assertSame(array($parentDescriptor, $grandParentDescriptor), $result->getAll());
}