/**
* Tests Twitter->friendshipsShow
*/
public function testFriendshipsShow()
{
$response = $this->twitter->friendshipsShow(null, 'Bert', null, 'Ernie');
$this->assertArrayHasKey('relationship', $response);
$this->assertArrayHasKey('target', $response['relationship']);
$this->assertArrayHasKey('followed_by', $response['relationship']['target']);
$this->assertArrayHasKey('following', $response['relationship']['target']);
$this->assertArrayHasKey('screen_name', $response['relationship']['target']);
$this->assertArrayHasKey('id', $response['relationship']['target']);
$this->assertArrayHasKey('source', $response['relationship']);
$this->assertArrayHasKey('followed_by', $response['relationship']['source']);
$this->assertArrayHasKey('following', $response['relationship']['source']);
$this->assertArrayHasKey('screen_name', $response['relationship']['source']);
$this->assertArrayHasKey('id', $response['relationship']['source']);
}