function handleRequest(request, response) { if (request.queryString.includes("report")) { response.setHeader("Content-Type", "text/javascript", false); if (getState("loaded") == "loaded") { response.write( "ok(false, 'There was an attempt to preload the image.');" ); } else { response.write("ok(true, 'There was no attempt to preload the image.');"); } response.write("SimpleTest.finish();"); } else { setState("loaded", "loaded"); response.setHeader("Content-Type", "image/svg", false); response.write( "Not supposed to load this" ); } }