public function testCanConstructWihtoutArguments()
{
$test_class = $this->class;
$response = new $test_class();
$this->assertEquals('', $response->getContent());
$this->assertEquals(ELGG_HTTP_OK, $response->getStatusCode());
$this->assertEquals(null, $response->getForwardURL());
$this->assertEquals([], $response->getHeaders());
}