Integrated BLL and Web Testing with Watin

I'm looking for a solution that allows me to integrate web and BLL Unit tests in the same test suite, runnable by Nunit GUI or Resharper's test.
What I want to accomplish is the following:
 [Test]

// get current state of certain values in database with SQL or by calling BLL methods

// use Watin to drive an automated transaction including login, manupulating the GUI

// get new state of certain values in database with SQL or by calling BLL methods// Assertion The problem is the following:1) NUnit cannot track the generated DLL of a Web Site project when I do a debug build. I suppose one solution is to compile it all into one big binaries, but that gets slow when you're running unit tests often2) How can i get Nunit to ex ...