One other tip for your scenario. As you're generating test visits, not only do you need to clear cookies to appear as a different user, but at the end of each browsing session, you'll want to hit an endpoint (e.g.
aspx page or MVC action) which flushes your session:
This will flush data immediately so you don't have to wait for the session to expire.
You will likely also want to disable robot detection in a config patch: