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--
-- TOBECLOSED.LUA Copyright (C) 2024 benoit Germain <bnt.germain@gmail.com>
--
local require_lanes_result_1, require_lanes_result_2 = require "lanes"
print("require_lanes_result:", require_lanes_result_1, require_lanes_result_2)
local lanes = require_lanes_result_1
local WR = function(...)
local str=""
for i=1,select('#',...) do
local v = select(i,...)
if type(v) == "function" then
local infos = debug.getinfo(v)
--[[for k,v in pairs(infos) do
print(k,v)
end]]
v = infos.source..":"..infos.linedefined
end
str= str..tostring(v).."\t"
end
if io then
io.stderr:write(str.."\n")
end
end
-- #################################################################################################
-- test that table and function handlers work fine, even with upvalues
WR "================================================================================================"
WR "Basic to-be-closed"
do
local closed_by_f = false
local closed_by_t = false
do
local close_handler_f = function(linda_, err_)
WR("f closing ", linda_)
closed_by_f = true
end
local lf <close> = lanes.linda("closed by f", close_handler_f)
local close_handler_t = setmetatable({},
{
__call = function(self_, linda_)
WR("t closing ", linda_)
closed_by_t = true
end
}
)
local lt <close> = lanes.linda("closed by t", close_handler_t)
end
assert(closed_by_f == true)
assert(closed_by_t == true)
end
-- #################################################################################################
-- test that linda transfer still works even when they contain a close handler
WR "================================================================================================"
WR "Through Linda"
do
local l = lanes.linda("channel")
local close_handler_f = function(linda_, err_)
WR("f closing ", linda_)
linda_:set("closed", true)
end
local l_in = lanes.linda("voyager", close_handler_f)
l:set("trip", l_in)
do
local _, l_out <close> = l:get("trip")
end
local _count, _closed = l_in:get("closed")
assert(_count == 1 and _closed == true)
end
-- #################################################################################################
-- test that lane closing works
WR "================================================================================================"
WR "Lane closing"
do
local lane_body = function()
WR "In lane body"
lanes.sleep(1)
return "success"
end
local h = lanes.gen("*", { name = 'auto' }, lane_body)()
do
local tobeclosed <close> = h
end
assert(h.status == "done")
return "success"
end
-- #################################################################################################
-- test that linda with a close handler can still be transferred in a Lane
WR "================================================================================================"
WR "Linda closing through Lane"
do
local l = lanes.linda("channel")
local lane_body = function(l_arg_)
WR "In lane body"
-- linda obtained through a linda
local _count, l_out <close> = l:get("trip")
-- linda from arguments
local l_arg <close> = l_arg_
return true
end
local close_handler_f = function(linda_, err_)
WR("f closing ", linda_)
local _count, _closed = linda_:get("closed")
linda_:set("closed", (_closed or 0) + 1)
end
local l_in = lanes.linda("voyager", close_handler_f)
l:set("trip", l_in)
do
lanes.gen("*", { name = 'auto' }, lane_body)(l_in):join()
end
local _count, _closed = l_in:get("closed")
assert(_count == 1 and _closed == 2)
end
WR "================================================================================================"
WR "TEST OK"
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