• JINMEI Tatuya's avatar
    [1784] make sure auth uses the synchronous DNS server mode. · c4e3eaef
    JINMEI Tatuya authored
    also introduce mock DNSService and use it to test the behavior, and to test
    the resolver behavior doesn't change.
    the essential part should be quite simple; most of the changes are
    straightforward interface adjustments.
    it also includes some editorial cleanups such as adding header-file guards
    or style guideline fixes.