diff options
Diffstat (limited to 'test/queue.lua')
-rwxr-xr-x | test/queue.lua | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/test/queue.lua b/test/queue.lua new file mode 100755 index 0000000..54f025b --- /dev/null +++ b/test/queue.lua @@ -0,0 +1,85 @@ +#!bin/lem +-- +-- This file is part of LEM, a Lua Event Machine. +-- Copyright 2011-2012 Emil Renner Berthing +-- +-- LEM is free software: you can redistribute it and/or modify it +-- under the terms of the GNU Lesser General Public License as +-- published by the Free Software Foundation, either version 3 of +-- the License, or (at your option) any later version. +-- +-- LEM is distributed in the hope that it will be useful, but +-- WITHOUT ANY WARRANTY; without even the implied warranty of +-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +-- GNU Lesser General Public License for more details. +-- +-- You should have received a copy of the GNU Lesser General Public +-- License along with LEM. If not, see <http://www.gnu.org/licenses/>. +-- + +package.path = '?.lua' +package.cpath = '?.so' + +local utils = require 'lem.utils' +local queue = require 'lem.queue' + +local consumers = 0 +local function consumer(q, id) + consumers = consumers + 1 + local sleeper = utils.newsleeper() + for v in q:consume() do + print(string.format('thread %d, n = %2d, received "%s"', + id, q.n, tostring(v))) + sleeper:sleep(0.04) + end + consumers = consumers - 1 +end + +local q, sleeper = queue.new(), utils.newsleeper() + +print "One consumer:\n" +for i = 1, 5 do + q:put(i) +end + +utils.spawn(consumer, q, 1) +utils.yield() +assert(consumers == 1) + +for i = 6, 10 do + q:put(i) + sleeper:sleep(0.1) +end + +assert(q:empty()) + +assert(consumers == 1) +q:reset() +utils.yield() +assert(consumers == 0) + +print "\nFive consumers:\n" + +for i = 1, 10 do + q:put(i) +end + +for i = 1, 5 do + utils.spawn(consumer, q, i) +end +utils.yield() +assert(consumers == 5) + +for i = 11, 20 do + q:put(i) + sleeper:sleep(0.1) +end + +assert(q:empty()) +assert(consumers == 5) + +q:signal(nil) +utils.yield() +assert(consumers == 0) + +-- vim: syntax=lua ts=2 sw=2 noet: |