public function testEmbeddedRelationIsMergedWithCustomRelations()
    {
        $collection = new CollectionRepresentation(array('Adrien', 'William'), 'authors', null, null, null, array(new Relation('custom', new Route('/custom'))));
        $collection->setXmlElementName('users');
        $this->assertSame(<<<XML
<?xml version="1.0" encoding="UTF-8"?>
<collection>
  <link rel="custom" href="/custom"/>
  <users rel="authors">
    <entry><![CDATA[Adrien]]></entry>
    <entry><![CDATA[William]]></entry>
  </users>
</collection>

XML
, $this->hateoas->serialize($collection, 'xml'));
        $this->assertSame(<<<XML
<?xml version="1.0" encoding="UTF-8"?>
<collection>
  <link rel="custom" href="/custom"/>
  <resource rel="authors"><![CDATA[Adrien]]></resource>
  <resource rel="authors"><![CDATA[William]]></resource>
</collection>

XML
, $this->halHateoas->serialize($collection, 'xml'));
        $this->assertSame(<<<JSON
{
    "_links": {
        "custom": {
            "href": "\\/custom"
        }
    },
    "_embedded": {
        "authors": [
            "Adrien",
            "William"
        ]
    }
}
JSON
, $this->json($this->halHateoas->serialize($collection, 'json')));
    }
 public function __construct(array $items, $datasource)
 {
     parent::__construct($items, 'items');
     $this->datasource = $datasource;
     $this->total = count($items);
 }