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author | Luigi Scarso <luigi.scarso@gmail.com> | 2018-01-17 18:00:12 +0000 |
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committer | Luigi Scarso <luigi.scarso@gmail.com> | 2018-01-17 18:00:12 +0000 |
commit | f100e939b3262ac391fe767d591d1a316ab59f3a (patch) | |
tree | 53787d7aa79da3a8b10df0049cfe623cf0f2bd89 /Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv | |
parent | 345e6b3ddab394ae88cd0d916992bc2bc0f8695d (diff) |
Luatex 1.07 --- luatex and luatex53
git-svn-id: svn://tug.org/texlive/trunk@46348 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv')
-rwxr-xr-x | Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv b/Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv new file mode 100755 index 00000000000..541efd43259 --- /dev/null +++ b/Build/source/texk/web2c/luatexdir/luasocket/test/udp-zero-length-send-recv @@ -0,0 +1,37 @@ +#!/usr/bin/lua + +--[[ +Show that luasocket returns an error message on zero-length UDP sends, +even though the send is valid, and in fact the UDP packet is sent +to the peer: + +% sudo tcpdump -i lo -n +tcpdump: verbose output suppressed, use -v or -vv for full protocol decode +listening on lo, link-type EN10MB (Ethernet), capture size 65535 bytes +13:40:16.652808 IP 127.0.0.1.56573 > 127.0.0.1.5432: UDP, length 0 + +]] + +require"socket" + +s = assert(socket.udp()) +r = assert(socket.udp()) +assert(r:setsockname("*", 5432)) +assert(s:setpeername("127.0.0.1", 5432)) + +ok, emsg = s:send("") +if ok ~= 0 then + print("send of zero failed with:", ok, emsg) +end + +assert(r:settimeout(2)) + +ok, emsg = r:receive() + +if not ok or string.len(ok) ~= 0 then + print("fail - receive of zero failed with:", ok, emsg) + os.exit(1) +end + +print"ok" + |