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()); }