cpython/Lib/test/test_sched.py

141 lines
4.7 KiB
Python

#!/usr/bin/env python
import sched
import time
import unittest
from test import support
try:
import threading
except ImportError:
threading = None
class TestCase(unittest.TestCase):
def test_enter(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
for x in [0.5, 0.4, 0.3, 0.2, 0.1]:
z = scheduler.enter(x, 1, fun, (x,))
scheduler.run()
self.assertEqual(l, [0.1, 0.2, 0.3, 0.4, 0.5])
def test_enterabs(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
for x in [0.05, 0.04, 0.03, 0.02, 0.01]:
z = scheduler.enterabs(x, 1, fun, (x,))
scheduler.run()
self.assertEqual(l, [0.01, 0.02, 0.03, 0.04, 0.05])
@unittest.skipUnless(threading, 'Threading required for this test.')
def test_enter_concurrent(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
scheduler.enter(0.03, 1, fun, (0.03,))
t = threading.Thread(target=scheduler.run)
t.start()
for x in [0.05, 0.04, 0.02, 0.01]:
z = scheduler.enter(x, 1, fun, (x,))
scheduler.run()
t.join()
self.assertEqual(l, [0.01, 0.02, 0.03, 0.04, 0.05])
def test_priority(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
for priority in [1, 2, 3, 4, 5]:
z = scheduler.enterabs(0.01, priority, fun, (priority,))
scheduler.run()
self.assertEqual(l, [1, 2, 3, 4, 5])
def test_cancel(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
now = time.time()
event1 = scheduler.enterabs(now + 0.01, 1, fun, (0.01,))
event2 = scheduler.enterabs(now + 0.02, 1, fun, (0.02,))
event3 = scheduler.enterabs(now + 0.03, 1, fun, (0.03,))
event4 = scheduler.enterabs(now + 0.04, 1, fun, (0.04,))
event5 = scheduler.enterabs(now + 0.05, 1, fun, (0.05,))
scheduler.cancel(event1)
scheduler.cancel(event5)
scheduler.run()
self.assertEqual(l, [0.02, 0.03, 0.04])
@unittest.skipUnless(threading, 'Threading required for this test.')
def test_cancel_concurrent(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
now = time.time()
event1 = scheduler.enterabs(now + 0.01, 1, fun, (0.01,))
event2 = scheduler.enterabs(now + 0.02, 1, fun, (0.02,))
event3 = scheduler.enterabs(now + 0.03, 1, fun, (0.03,))
event4 = scheduler.enterabs(now + 0.04, 1, fun, (0.04,))
event5 = scheduler.enterabs(now + 0.05, 1, fun, (0.05,))
t = threading.Thread(target=scheduler.run)
t.start()
scheduler.cancel(event1)
scheduler.cancel(event5)
t.join()
self.assertEqual(l, [0.02, 0.03, 0.04])
def test_empty(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
self.assertTrue(scheduler.empty())
for x in [0.05, 0.04, 0.03, 0.02, 0.01]:
z = scheduler.enterabs(x, 1, fun, (x,))
self.assertFalse(scheduler.empty())
scheduler.run()
self.assertTrue(scheduler.empty())
def test_queue(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
now = time.time()
e5 = scheduler.enterabs(now + 0.05, 1, fun)
e1 = scheduler.enterabs(now + 0.01, 1, fun)
e2 = scheduler.enterabs(now + 0.02, 1, fun)
e4 = scheduler.enterabs(now + 0.04, 1, fun)
e3 = scheduler.enterabs(now + 0.03, 1, fun)
# queue property is supposed to return an order list of
# upcoming events
self.assertEqual(list(scheduler.queue), [e1, e2, e3, e4, e5])
def test_args_kwargs(self):
flag = []
def fun(*a, **b):
flag.append(None)
self.assertEqual(a, (1,2,3))
self.assertEqual(b, {"foo":1})
scheduler = sched.scheduler(time.time, time.sleep)
z = scheduler.enterabs(0.01, 1, fun, argument=(1,2,3), kwargs={"foo":1})
scheduler.run()
self.assertEqual(flag, [None])
def test_run_non_blocking(self):
l = []
fun = lambda x: l.append(x)
scheduler = sched.scheduler(time.time, time.sleep)
for x in [10, 9, 8, 7, 6]:
scheduler.enter(x, 1, fun, (x,))
scheduler.run(blocking=False)
self.assertEqual(l, [])
def test_main():
support.run_unittest(TestCase)
if __name__ == "__main__":
test_main()