def METHOD_NAME(self):
    self.lib1.add(self.Frange(12))
    self.lib2.add(self.Frange(12, 24))
    self.lib2.remove([self.Fake(16)])
    self.failUnlessRaises(KeyError, self.librarian.__getitem__, 16)
    self.failUnlessRaises(KeyError, self.librarian.__getitem__, 99)