From f0a6754cd15912de529b9662e3e08bfaadd6bf1e Mon Sep 17 00:00:00 2001 From: Alexey Melnichuk Date: Mon, 23 Jun 2014 09:40:01 +0500 Subject: Add. `llthreads2.ex` module. --- test/test_threads_ex.lua | 64 ++++++++++++++++++++++++++++++++++++++++++++ test/test_threads_ex_arg.lua | 26 ++++++++++++++++++ test/test_threads_ex_opt.lua | 31 +++++++++++++++++++++ 3 files changed, 121 insertions(+) create mode 100644 test/test_threads_ex.lua create mode 100644 test/test_threads_ex_arg.lua create mode 100644 test/test_threads_ex_opt.lua (limited to 'test') diff --git a/test/test_threads_ex.lua b/test/test_threads_ex.lua new file mode 100644 index 0000000..3a6cc41 --- /dev/null +++ b/test/test_threads_ex.lua @@ -0,0 +1,64 @@ +-- Copyright (c) 2011 by Ross Anderson +-- +-- Permission is hereby granted, free of charge, to any person obtaining a copy +-- of this software and associated documentation files (the "Software"), to deal +-- in the Software without restriction, including without limitation the rights +-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +-- copies of the Software, and to permit persons to whom the Software is +-- furnished to do so, subject to the following conditions: +-- +-- The above copyright notice and this permission notice shall be included in +-- all copies or substantial portions of the Software. +-- +-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +-- THE SOFTWARE. + +-- Sub-thread processing example in Lua using llthreads - 1,000 quick sub-thread execution + +-- luajit sub_threads.lua + +-- level 0 string literal enclosure [[ ]] of child execution code +local thread_code = function(num_threads, ...) + print("CHILD: received from ROOT params:", num_threads, ...) + local llthreads = require"llthreads.ex" -- need to re-declare this under this scope + local t = {} -- thread storage table + + -- create a new child sub-thread execution code - it requires level 1 literal string [=[ ]=] enclosures, level 2 would be [==[ ]==] + local executed_child_code = function(...) + return "Hello from child sub-thread, new input params:", ... + end + + -- create 1000 sub-threads - which creates an incremental 30% / 20% utilization spike on the two AMD cpu cores + print("CHILD: Create sub threads:", num_threads) + for i=1,num_threads do + -- create child sub-thread with code to execute and the input parmeters + local thread = llthreads.new(executed_child_code , "number:", 1000 + i, "nil:", nil, "bool:", true) + assert(thread:start()) -- start new child sub-thread + table.insert(t, thread) -- append the thread at the end of the thread table + end + + -- wait (block) for all child sub-threads to complete before returning to ROOT + while true do + -- always wait on the first element, since order is not important + print("CHILD: sub-thread returned: ", t[1]:join()) + table.remove(t,1) -- always remove the first element + if (#t == 0) then break end + end + return ... -- return the parents' input params back to the root +end + +local llthreads = require"llthreads.ex" + +local num_threads = tonumber(arg[1] or 1000) + +-- create child thread. +local thread = llthreads.new(thread_code, num_threads, "number:", 1000, "nil:", nil, "bool:", true) +-- start joinable child thread. +assert(thread:start()) +-- wait for all child and child sub-threads to finish +print("ROOT: child returned: ", thread:join()) diff --git a/test/test_threads_ex_arg.lua b/test/test_threads_ex_arg.lua new file mode 100644 index 0000000..44d3dd8 --- /dev/null +++ b/test/test_threads_ex_arg.lua @@ -0,0 +1,26 @@ +local thread_code = function(...) + local function assert_equal(name, a, b, ...) + if a == b then return b, ... end + print(name .. " Fail! Expected `" .. tostring(a) .. "` got `" .. tostring(b) .. "`") + os.exit(1) + end + + local a,b,c,d,e,f = ... + assert_equal("1:", 1 , a ) + assert_equal("2:", nil , b ) + assert_equal("3:", 'hello' , c ) + assert_equal("4:", nil , d ) + assert_equal("5:", 2 , e ) + assert_equal("6:", nil , f ) + assert_equal("#:", 6 , select("#", ...)) +end + +local llthreads = require"llthreads.ex" + +local thread = llthreads.new(thread_code, 1, nil, 'hello', nil, 2, nil) + +assert(thread:start()) + +assert(thread:join()) + +print("done!") \ No newline at end of file diff --git a/test/test_threads_ex_opt.lua b/test/test_threads_ex_opt.lua new file mode 100644 index 0000000..2e1d715 --- /dev/null +++ b/test/test_threads_ex_opt.lua @@ -0,0 +1,31 @@ +local thread_code = function(...) + local function assert_equal(name, a, b, ...) + if a == b then return b, ... end + print(name .. " Fail! Expected `" .. tostring(a) .. "` got `" .. tostring(b) .. "`") + os.exit(1) + end + + local a,b,c,d,e,f = ... + assert_equal("1:", 1 , a ) + assert_equal("2:", nil , b ) + assert_equal("3:", 'hello' , c ) + assert_equal("4:", nil , d ) + assert_equal("5:", 2 , e ) + assert_equal("6:", nil , f ) + assert_equal("#:", 6 , select("#", ...)) +end + +local llthreads = require"llthreads.ex" + +-- pass `prelude` function that change thread arguments +local thread = llthreads.new({thread_code, prelude = function(...) + return 1, nil, 'hello', ... +end}, nil, 2, nil) + +local a = assert(thread:start()) + +assert(thread:join()) + +assert(a == thread) + +print("done!") \ No newline at end of file -- cgit v1.2.3-55-g6feb