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import py
py.test.skip("in-progress, maybe")
class AppTest_Stackless:
spaceconfig = dict(usemodules=('_continuation', '_socket'))
def setup_class(cls):
if cls.runappdirect:
cls.w_lev = cls.space.wrap(14)
else:
cls.w_lev = cls.space.wrap(2)
def test_pickle(self):
import new, sys
mod = new.module('mod')
sys.modules['mod'] = mod
mod.lev = self.lev
try:
exec '''
import pickle, sys
import stackless
ch = stackless.channel()
seen = []
def recurs(depth, level=1):
print 'enter level %s%d' % (level*' ', level)
seen.append(level)
if level >= depth:
ch.send('hi')
if level < depth:
recurs(depth, level+1)
seen.append(level)
print 'leave level %s%d' % (level*' ', level)
def demo(depth):
t = stackless.tasklet(recurs)(depth)
print ch.receive()
global blob
blob = pickle.dumps(t)
t = stackless.tasklet(demo)(lev)
stackless.run()
assert seen == range(1, lev+1) + range(lev, 0, -1)
print "now running the clone"
tt = pickle.loads(blob)
tt.insert()
seen = []
stackless.run()
assert seen == range(lev, 0, -1)
''' in mod.__dict__
finally:
del sys.modules['mod']
def test_pickle2(self):
# To test a bug where too much stuff gets pickled when
# a tasklet halted on stackless.schedule() is pickled.
import new, sys
mod = new.module('mod')
sys.modules['mod'] = mod
try:
exec '''
import pickle, sys
import stackless
import socket
def task_should_be_picklable():
stackless.schedule()
def task_socket():
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
stackless.schedule()
def task_pickle(ref_task):
p = pickle.dumps(ref_task)
ref_task = stackless.tasklet(task_should_be_picklable)()
stackless.tasklet(task_socket)()
stackless.tasklet(task_pickle)(ref_task)
stackless.run()
''' in mod.__dict__
finally:
del sys.modules['mod']
|
