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#!/usr/bin/python3
'''
join python – Join-calculus for Python
Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
'''
from join import *
import time
@fragment
def f1():
pass
@fragment
def f2():
pass
@fragment
def f3():
pass
def unordered_f123():
(case, (jargs, jkwargs, jrc)) = unordered_join((f1,), (f2,), (f3,))
return case
def unordered():
f1()
f2()
f3()
return unordered_f123()
print('Expecting 0,1,2 uniformally random')
print([unordered() for _ in range(100)])
print()
def ordered_f123():
(case, (jargs, jkwargs, jrc)) = ordered_join((f1,), (f2,), (f3,))
return case
def ordered():
f1()
f2()
f3()
return ordered_f123()
print('Expecting 0 exclusively')
print([ordered() for _ in range(100)])
print()
@signal
def sig():
time.sleep(0.25)
print(' first')
return 'correct signal return'
print('Testing signals')
s = sig()
print(' last')
print(' signal returned: ' + s.join())
print()
@fragment
@signal
def fsig1(value):
pass
@fragment
@signal
def fsig2(value):
pass
@fragment
@signal
def fsig3(value):
pass
def unjoining(index):
if index == 0: fsig1(1)
if index == 1: fsig2(2)
if index == 2: fsig3(3)
(case, (jargs, jkwargs, jrc)) = ordered_join((fsig1,), (fsig2,), (fsig3,))
if index != 0: fsig1(1)
if index != 1: fsig2(2)
if index != 2: fsig3(3)
print(' ', *jargs)
time.sleep(0.25)
print('Testing internal unjoining and signal fragments, expecting 1,2,1')
unjoining(0)
unjoining(1)
unjoining(2)
print()
def c(value):
print(' Not last (but often ordered): %i' % value)
time.sleep(1)
print('Testing connurrently')
concurrently(lambda : c(0), lambda : c(1), lambda : c(2), lambda : c(3))
print(' Last (delayed c:a 1 s)')
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