测试协程切换

test_co.lua

local cf = require "cf"

local cf_wait = cf.wait
local cf_wakeup = cf.wakeup

local co = cf.self()

local co1 = cf.fork(function()
	while 1 do
		cf_wait()
		cf_wakeup(co)
	end
end)

local co2 = cf.fork(function()
	while 1 do
		cf_wait()
		cf_wakeup(co)
	end
end)

-- 让出执行权.
cf.sleep(0)

local s = require"sys".now()
for i = 1, 300000 do
	cf_wakeup(co1)
	cf_wait()
	cf_wakeup(co2)
	cf_wait()
end
local e = require"sys".now()
print("耗时: ", e - s)

test_co.py

#!/usr/bin/env python

from greenlet import greenlet

def main(g1, g2):
  while not g1.dead and not g2.dead :

    if not g1.dead:
      g1.switch(1)

    if not g2.dead:
      g2.switch(2)

  print("main over.")


def func(num):
  print(id(greenlet.getcurrent()), num)
  g.switch()
  print(id(greenlet.getcurrent()), num)

g = greenlet(main)

g1 = greenlet(func, g)
g2 = greenlet(func, g)

g.switch(g1, g2)

print("g.dead", g.dead)
print("g1.dead", g1.dead)
print("g2.dead", g2.dead)

'''
Result:
rppt@localhost:~/cfadmin$ python test_co.py 
(139935641071696, 1)
(139935641071856, 2)
(139935641071696, 1)
(139935641071856, 2)
main over.
('g.dead', True)
('g1.dead', True)
('g2.dead', True)
root@localhost:~/cfadmin$ 
'''