public function testHeaders()
{
$response = new Response();
$this->assertEquals(['Access-Control-Allow-Origin' => ['*'], 'Connection' => ['close'], 'Content-Type' => ['text/plain']], $response->getHeaders());
$response = new Response('php://memory', 200, ['Content-Type' => ['application/json']]);
$this->assertEquals(['Access-Control-Allow-Origin' => ['*'], 'Connection' => ['close'], 'Content-Type' => ['application/json']], $response->getHeaders());
}
