public function testASuccessfulJsonResponseWillBeDecodedToAGraphEdge()
{
$graphResponseJson = '{"data":[{"id":"123","name":"Foo"},{"id":"1337","name":"Bar"}]}';
$response = new FacebookResponse($this->request, $graphResponseJson, 200);
$graphEdge = $response->getGraphEdge();
$this->assertFalse($response->isError(), 'Did not expect Response to return an error.');
$this->assertInstanceOf('Facebook\\GraphNodes\\GraphNode', $graphEdge[0]);
$this->assertInstanceOf('Facebook\\GraphNodes\\GraphNode', $graphEdge[1]);
}