Yes is weird. You should have between 2 and 3ppm ammonia by now. But as both@Indeco and I indicated above, testing ammonia is less important now, you should focus on nitrates (nitrite if you have the kit and want a little more info). Just wait, stuff is happening. So this is the initial cycle. Post this phase you should be thinking of adding a few fish. Clowns, then a six line, then a bristletooth Tang. Keep the lights off! Start your ATS (if you have one) as soon as you can. I would start to think about getting your tank stable. Get into a Rhythm (if your maintenace rhythm stays the sam