luasocket/test/udp-zero-length-send, branch v3.0-rc1

luasocket/test/udp-zero-length-send, branch v3.0-rc1 A mirror of https://github.com/lunarmodules/luasocket.git https://git.lua4.win/luasocket/atom?h=v3.0-rc1 2012-04-11T20:45:59+00:00 Stop returning an error after successful send of zero length UDP packets 2012-04-11T20:45:59+00:00 Sam Roberts vieuxtech@gmail.com 2011-06-17T20:51:34+00:00 urn:sha1:51acb54760dc91095d59839e8ea2256557f42781 A zero-length send is invalid with TCP, but well defined with UDP. udp:send"" was returning (nil,"refused"), indicating that it failed when the packet was actually sent. The test script reproduces the bug, and includes a tcpdump of the zero length packet being sent.