'Test an erroneous replace: if a L{MemCacheProtocol.replace} is called
but the key doesn\'t exist on the server, it returns a B{NOT STORED}
answer, which calls back the resulting L{Deferred} with C{False}.'

def test_errorReplace(self):

    return self._test(self.proto.replace('foo', 'bar'), 'replace    foo    0    0    3\r\nbar\r\n', 'NOT    STORED\r\n', False)
