'Set up a L{GAIResolver}.'

def setUp(self):

    (self.pool, self.doThreadWork) = deterministicPool()
    (self.reactor, self.doReactorWork) = deterministicReactorThreads()
    self.getter = FakeAddrInfoGetter()
    self.resolver = GAIResolver(self.reactor, (lambda : self.pool), self.getter.getaddrinfo)
