luasocket/test/utestclnt.lua

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require"socket"
local socket = require"socket.unix"
host = "luasocket"
function pass(...)
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local s = string.format(...)
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io.stderr:write(s, "\n")
end
function fail(...)
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local s = string.format(...)
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io.stderr:write("ERROR: ", s, "!\n")
socket.sleep(3)
os.exit()
end
function warn(...)
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local s = string.format(...)
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io.stderr:write("WARNING: ", s, "\n")
end
function remote(...)
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local s = string.format(...)
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s = string.gsub(s, "\n", ";")
s = string.gsub(s, "%s+", " ")
s = string.gsub(s, "^%s*", "")
control:send(s .. "\n")
control:receive()
end
function test(test)
io.stderr:write("----------------------------------------------\n",
"testing: ", test, "\n",
"----------------------------------------------\n")
end
function uconnect(path)
local u = assert(socket.unix())
assert(u:connect(path))
return u
end
function ubind(path)
local u = assert(socket.unix())
assert(u:bind(path))
assert(u:listen(5))
return u
end
function check_timeout(tm, sl, elapsed, err, opp, mode, alldone)
if tm < sl then
if opp == "send" then
if not err then warn("must be buffered")
elseif err == "timeout" then pass("proper timeout")
else fail("unexpected error '%s'", err) end
else
if err ~= "timeout" then fail("should have timed out")
else pass("proper timeout") end
end
else
if mode == "total" then
if elapsed > tm then
if err ~= "timeout" then fail("should have timed out")
else pass("proper timeout") end
elseif elapsed < tm then
if err then fail(err)
else pass("ok") end
else
if alldone then
if err then fail("unexpected error '%s'", err)
else pass("ok") end
else
if err ~= "timeout" then fail(err)
else pass("proper timeoutk") end
end
end
else
if err then fail(err)
else pass("ok") end
end
end
end
if not socket.DEBUG then
fail("Please define LUASOCKET_DEBUG and recompile LuaSocket")
end
io.stderr:write("----------------------------------------------\n",
"LuaSocket Test Procedures\n",
"----------------------------------------------\n")
start = socket.gettime()
function reconnect()
io.stderr:write("attempting data connection... ")
if data then data:close() end
remote [[
i = i or 1
if data then data:close() data = nil end
print("accepting")
data = server:accept()
i = i + 1
print("done " .. i)
]]
data, err = uconnect(host, port)
if not data then fail(err)
else pass("connected!") end
end
pass("attempting control connection...")
control, err = uconnect(host, port)
if err then fail(err)
else pass("connected!") end
------------------------------------------------------------------------
function test_methods(sock, methods)
for _, v in methods do
if type(sock[v]) ~= "function" then
fail(sock.class .. " method '" .. v .. "' not registered")
end
end
pass(sock.class .. " methods are ok")
end
------------------------------------------------------------------------
function test_mixed(len)
reconnect()
local inter = math.ceil(len/4)
local p1 = "unix " .. string.rep("x", inter) .. "line\n"
local p2 = "dos " .. string.rep("y", inter) .. "line\r\n"
local p3 = "raw " .. string.rep("z", inter) .. "bytes"
local p4 = "end" .. string.rep("w", inter) .. "bytes"
local bp1, bp2, bp3, bp4
remote (string.format("str = data:receive(%d)",
string.len(p1)+string.len(p2)+string.len(p3)+string.len(p4)))
sent, err = data:send(p1..p2..p3..p4)
if err then fail(err) end
remote "data:send(str); data:close()"
bp1, err = data:receive()
if err then fail(err) end
bp2, err = data:receive()
if err then fail(err) end
bp3, err = data:receive(string.len(p3))
if err then fail(err) end
bp4, err = data:receive("*a")
if err then fail(err) end
if bp1.."\n" == p1 and bp2.."\r\n" == p2 and bp3 == p3 and bp4 == p4 then
pass("patterns match")
else fail("patterns don't match") end
end
------------------------------------------------------------------------
function test_asciiline(len)
reconnect()
local str, str10, back, err
str = string.rep("x", math.mod(len, 10))
str10 = string.rep("aZb.c#dAe?", math.floor(len/10))
str = str .. str10
remote "str = data:receive()"
sent, err = data:send(str.."\n")
if err then fail(err) end
remote "data:send(str ..'\\n')"
back, err = data:receive()
if err then fail(err) end
if back == str then pass("lines match")
else fail("lines don't match") end
end
------------------------------------------------------------------------
function test_rawline(len)
reconnect()
local str, str10, back, err
str = string.rep(string.char(47), math.mod(len, 10))
str10 = string.rep(string.char(120,21,77,4,5,0,7,36,44,100),
math.floor(len/10))
str = str .. str10
remote "str = data:receive()"
sent, err = data:send(str.."\n")
if err then fail(err) end
remote "data:send(str..'\\n')"
back, err = data:receive()
if err then fail(err) end
if back == str then pass("lines match")
else fail("lines don't match") end
end
------------------------------------------------------------------------
function test_raw(len)
reconnect()
local half = math.floor(len/2)
local s1, s2, back, err
s1 = string.rep("x", half)
s2 = string.rep("y", len-half)
remote (string.format("str = data:receive(%d)", len))
sent, err = data:send(s1)
if err then fail(err) end
sent, err = data:send(s2)
if err then fail(err) end
remote "data:send(str)"
back, err = data:receive(len)
if err then fail(err) end
if back == s1..s2 then pass("blocks match")
else fail("blocks don't match") end
end
------------------------------------------------------------------------
function test_totaltimeoutreceive(len, tm, sl)
reconnect()
local str, err, partial
pass("%d bytes, %ds total timeout, %ds pause", len, tm, sl)
remote (string.format ([[
data:settimeout(%d)
str = string.rep('a', %d)
data:send(str)
print('server: sleeping for %ds')
socket.sleep(%d)
print('server: woke up')
data:send(str)
]], 2*tm, len, sl, sl))
data:settimeout(tm, "total")
local t = socket.gettime()
str, err, partial, elapsed = data:receive(2*len)
check_timeout(tm, sl, elapsed, err, "receive", "total",
string.len(str or partial) == 2*len)
end
------------------------------------------------------------------------
function test_totaltimeoutsend(len, tm, sl)
reconnect()
local str, err, total
pass("%d bytes, %ds total timeout, %ds pause", len, tm, sl)
remote (string.format ([[
data:settimeout(%d)
str = data:receive(%d)
print('server: sleeping for %ds')
socket.sleep(%d)
print('server: woke up')
str = data:receive(%d)
]], 2*tm, len, sl, sl, len))
data:settimeout(tm, "total")
str = string.rep("a", 2*len)
total, err, partial, elapsed = data:send(str)
check_timeout(tm, sl, elapsed, err, "send", "total",
total == 2*len)
end
------------------------------------------------------------------------
function test_blockingtimeoutreceive(len, tm, sl)
reconnect()
local str, err, partial
pass("%d bytes, %ds blocking timeout, %ds pause", len, tm, sl)
remote (string.format ([[
data:settimeout(%d)
str = string.rep('a', %d)
data:send(str)
print('server: sleeping for %ds')
socket.sleep(%d)
print('server: woke up')
data:send(str)
]], 2*tm, len, sl, sl))
data:settimeout(tm)
str, err, partial, elapsed = data:receive(2*len)
check_timeout(tm, sl, elapsed, err, "receive", "blocking",
string.len(str or partial) == 2*len)
end
------------------------------------------------------------------------
function test_blockingtimeoutsend(len, tm, sl)
reconnect()
local str, err, total
pass("%d bytes, %ds blocking timeout, %ds pause", len, tm, sl)
remote (string.format ([[
data:settimeout(%d)
str = data:receive(%d)
print('server: sleeping for %ds')
socket.sleep(%d)
print('server: woke up')
str = data:receive(%d)
]], 2*tm, len, sl, sl, len))
data:settimeout(tm)
str = string.rep("a", 2*len)
total, err, partial, elapsed = data:send(str)
check_timeout(tm, sl, elapsed, err, "send", "blocking",
total == 2*len)
end
------------------------------------------------------------------------
function empty_connect()
reconnect()
if data then data:close() data = nil end
remote [[
if data then data:close() data = nil end
data = server:accept()
]]
data, err = socket.connect("", port)
if not data then
pass("ok")
data = socket.connect(host, port)
else
pass("gethostbyname returns localhost on empty string...")
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end
end
------------------------------------------------------------------------
function isclosed(c)
return c:getfd() == -1 or c:getfd() == (2^32-1)
end
function active_close()
reconnect()
if isclosed(data) then fail("should not be closed") end
data:close()
if not isclosed(data) then fail("should be closed") end
data = nil
local udp = socket.udp()
if isclosed(udp) then fail("should not be closed") end
udp:close()
if not isclosed(udp) then fail("should be closed") end
pass("ok")
end
------------------------------------------------------------------------
function test_closed()
local back, partial, err
local str = 'little string'
reconnect()
pass("trying read detection")
remote (string.format ([[
data:send('%s')
data:close()
data = nil
]], str))
-- try to get a line
back, err, partial = data:receive()
if not err then fail("should have gotten 'closed'.")
elseif err ~= "closed" then fail("got '"..err.."' instead of 'closed'.")
elseif str ~= partial then fail("didn't receive partial result.")
else pass("graceful 'closed' received") end
reconnect()
pass("trying write detection")
remote [[
data:close()
data = nil
]]
total, err, partial = data:send(string.rep("ugauga", 100000))
if not err then
pass("failed: output buffer is at least %d bytes long!", total)
elseif err ~= "closed" then
fail("got '"..err.."' instead of 'closed'.")
else
pass("graceful 'closed' received after %d bytes were sent", partial)
end
end
------------------------------------------------------------------------
function test_selectbugs()
local r, s, e = socket.select(nil, nil, 0.1)
assert(type(r) == "table" and type(s) == "table" and
(e == "timeout" or e == "error"))
pass("both nil: ok")
local udp = socket.udp()
udp:close()
r, s, e = socket.select({ udp }, { udp }, 0.1)
assert(type(r) == "table" and type(s) == "table" and
(e == "timeout" or e == "error"))
pass("closed sockets: ok")
e = pcall(socket.select, "wrong", 1, 0.1)
assert(e == false)
e = pcall(socket.select, {}, 1, 0.1)
assert(e == false)
pass("invalid input: ok")
end
------------------------------------------------------------------------
function accept_timeout()
io.stderr:write("accept with timeout (if it hangs, it failed): ")
local s, e = socket.bind("*", 0, 0)
assert(s, e)
local t = socket.gettime()
s:settimeout(1)
local c, e = s:accept()
assert(not c, "should not accept")
assert(e == "timeout", string.format("wrong error message (%s)", e))
t = socket.gettime() - t
assert(t < 2, string.format("took to long to give up (%gs)", t))
s:close()
pass("good")
end
------------------------------------------------------------------------
function connect_timeout()
io.stderr:write("connect with timeout (if it hangs, it failed!): ")
local t = socket.gettime()
local c, e = socket.tcp()
assert(c, e)
c:settimeout(0.1)
local t = socket.gettime()
local r, e = c:connect("127.0.0.2", 80)
assert(not r, "should not connect")
assert(socket.gettime() - t < 2, "took too long to give up.")
c:close()
print("ok")
end
------------------------------------------------------------------------
function accept_errors()
io.stderr:write("not listening: ")
local d, e = socket.bind("*", 0)
assert(d, e);
local c, e = socket.tcp();
assert(c, e);
d:setfd(c:getfd())
d:settimeout(2)
local r, e = d:accept()
assert(not r and e)
print("ok: ", e)
io.stderr:write("not supported: ")
local c, e = socket.udp()
assert(c, e);
d:setfd(c:getfd())
local r, e = d:accept()
assert(not r and e)
print("ok: ", e)
end
------------------------------------------------------------------------
function connect_errors()
io.stderr:write("connection refused: ")
local c, e = socket.connect("localhost", 1);
assert(not c and e)
print("ok: ", e)
io.stderr:write("host not found: ")
local c, e = socket.connect("host.is.invalid", 1);
assert(not c and e, e)
print("ok: ", e)
end
------------------------------------------------------------------------
function rebind_test()
local c = socket.bind("localhost", 0)
local i, p = c:getsockname()
local s, e = socket.tcp()
assert(s, e)
s:setoption("reuseaddr", false)
r, e = s:bind("localhost", p)
assert(not r, "managed to rebind!")
assert(e)
print("ok: ", e)
end
------------------------------------------------------------------------
function getstats_test()
reconnect()
local t = 0
for i = 1, 25 do
local c = math.random(1, 100)
remote (string.format ([[
str = data:receive(%d)
data:send(str)
]], c))
data:send(string.rep("a", c))
data:receive(c)
t = t + c
local r, s, a = data:getstats()
assert(r == t, "received count failed" .. tostring(r)
.. "/" .. tostring(t))
assert(s == t, "sent count failed" .. tostring(s)
.. "/" .. tostring(t))
end
print("ok")
end
------------------------------------------------------------------------
function test_nonblocking(size)
reconnect()
print("Testing " .. 2*size .. " bytes")
remote(string.format([[
data:send(string.rep("a", %d))
socket.sleep(0.5)
data:send(string.rep("b", %d) .. "\n")
]], size, size))
local err = "timeout"
local part = ""
local str
data:settimeout(0)
while 1 do
str, err, part = data:receive("*l", part)
if err ~= "timeout" then break end
end
assert(str == (string.rep("a", size) .. string.rep("b", size)))
reconnect()
remote(string.format([[
str = data:receive(%d)
socket.sleep(0.5)
str = data:receive(%d, str)
data:send(str)
]], size, size))
data:settimeout(0)
local start = 0
while 1 do
ret, err, start = data:send(str, start+1)
if err ~= "timeout" then break end
end
data:send("\n")
data:settimeout(-1)
local back = data:receive(2*size)
assert(back == str, "'" .. back .. "' vs '" .. str .. "'")
print("ok")
end
------------------------------------------------------------------------
test("method registration")
test_methods(socket.unix(), {
"accept",
"bind",
"close",
"connect",
"dirty",
"getfd",
"getstats",
"setstats",
"listen",
"receive",
"send",
"setfd",
"setoption",
"setpeername",
"setsockname",
"settimeout",
"shutdown",
})
test("connect function")
--connect_timeout()
--empty_connect()
--connect_errors()
--test("rebinding: ")
--rebind_test()
test("active close: ")
active_close()
test("closed connection detection: ")
test_closed()
test("accept function: ")
accept_timeout()
accept_errors()
test("getstats test")
getstats_test()
test("character line")
test_asciiline(1)
test_asciiline(17)
test_asciiline(200)
test_asciiline(4091)
test_asciiline(80199)
test_asciiline(8000000)
test_asciiline(80199)
test_asciiline(4091)
test_asciiline(200)
test_asciiline(17)
test_asciiline(1)
test("mixed patterns")
test_mixed(1)
test_mixed(17)
test_mixed(200)
test_mixed(4091)
test_mixed(801990)
test_mixed(4091)
test_mixed(200)
test_mixed(17)
test_mixed(1)
test("binary line")
test_rawline(1)
test_rawline(17)
test_rawline(200)
test_rawline(4091)
test_rawline(80199)
test_rawline(8000000)
test_rawline(80199)
test_rawline(4091)
test_rawline(200)
test_rawline(17)
test_rawline(1)
test("raw transfer")
test_raw(1)
test_raw(17)
test_raw(200)
test_raw(4091)
test_raw(80199)
test_raw(8000000)
test_raw(80199)
test_raw(4091)
test_raw(200)
test_raw(17)
test_raw(1)
test("non-blocking transfer")
test_nonblocking(1)
test_nonblocking(17)
test_nonblocking(200)
test_nonblocking(4091)
test_nonblocking(80199)
test_nonblocking(8000000)
test_nonblocking(80199)
test_nonblocking(4091)
test_nonblocking(200)
test_nonblocking(17)
test_nonblocking(1)
test("total timeout on send")
test_totaltimeoutsend(800091, 1, 3)
test_totaltimeoutsend(800091, 2, 3)
test_totaltimeoutsend(800091, 5, 2)
test_totaltimeoutsend(800091, 3, 1)
test("total timeout on receive")
test_totaltimeoutreceive(800091, 1, 3)
test_totaltimeoutreceive(800091, 2, 3)
test_totaltimeoutreceive(800091, 3, 2)
test_totaltimeoutreceive(800091, 3, 1)
test("blocking timeout on send")
test_blockingtimeoutsend(800091, 1, 3)
test_blockingtimeoutsend(800091, 2, 3)
test_blockingtimeoutsend(800091, 3, 2)
test_blockingtimeoutsend(800091, 3, 1)
test("blocking timeout on receive")
test_blockingtimeoutreceive(800091, 1, 3)
test_blockingtimeoutreceive(800091, 2, 3)
test_blockingtimeoutreceive(800091, 3, 2)
test_blockingtimeoutreceive(800091, 3, 1)
test(string.format("done in %.2fs", socket.gettime() - start))