You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
466 lines
13 KiB
466 lines
13 KiB
import unittest
|
|
|
|
import gevent.testing as greentest
|
|
from gevent.testing import TestCase, main
|
|
import gevent
|
|
from gevent.hub import get_hub, LoopExit
|
|
from gevent import util
|
|
from gevent import queue
|
|
from gevent.queue import Empty, Full
|
|
from gevent.event import AsyncResult
|
|
from gevent.testing.timing import AbstractGenericGetTestCase
|
|
|
|
# pylint:disable=too-many-ancestors
|
|
|
|
class TestQueue(TestCase):
|
|
|
|
def test_send_first(self):
|
|
self.switch_expected = False
|
|
q = queue.Queue()
|
|
q.put('hi')
|
|
self.assertEqual(q.peek(), 'hi')
|
|
self.assertEqual(q.get(), 'hi')
|
|
|
|
def test_peek_empty(self):
|
|
q = queue.Queue()
|
|
# No putters waiting, in the main loop: LoopExit
|
|
self.assertRaises(LoopExit, q.peek)
|
|
|
|
def waiter(q):
|
|
self.assertRaises(Empty, q.peek, timeout=0.01)
|
|
g = gevent.spawn(waiter, q)
|
|
gevent.sleep(0.1)
|
|
g.join()
|
|
|
|
def test_peek_multi_greenlet(self):
|
|
q = queue.Queue()
|
|
g = gevent.spawn(q.peek)
|
|
g.start()
|
|
gevent.sleep(0)
|
|
q.put(1)
|
|
g.join()
|
|
self.assertTrue(g.exception is None)
|
|
self.assertEqual(q.peek(), 1)
|
|
|
|
def test_send_last(self):
|
|
q = queue.Queue()
|
|
|
|
def waiter(q):
|
|
with gevent.Timeout(0.1 if not greentest.RUNNING_ON_APPVEYOR else 0.5):
|
|
self.assertEqual(q.get(), 'hi2')
|
|
return "OK"
|
|
|
|
p = gevent.spawn(waiter, q)
|
|
gevent.sleep(0.01)
|
|
q.put('hi2')
|
|
gevent.sleep(0.01)
|
|
assert p.get(timeout=0) == "OK"
|
|
|
|
def test_max_size(self):
|
|
q = queue.Queue(2)
|
|
results = []
|
|
|
|
def putter(q):
|
|
q.put('a')
|
|
results.append('a')
|
|
q.put('b')
|
|
results.append('b')
|
|
q.put('c')
|
|
results.append('c')
|
|
return "OK"
|
|
|
|
p = gevent.spawn(putter, q)
|
|
gevent.sleep(0)
|
|
self.assertEqual(results, ['a', 'b'])
|
|
self.assertEqual(q.get(), 'a')
|
|
gevent.sleep(0)
|
|
self.assertEqual(results, ['a', 'b', 'c'])
|
|
self.assertEqual(q.get(), 'b')
|
|
self.assertEqual(q.get(), 'c')
|
|
assert p.get(timeout=0) == "OK"
|
|
|
|
def test_zero_max_size(self):
|
|
q = queue.Channel()
|
|
|
|
def sender(evt, q):
|
|
q.put('hi')
|
|
evt.set('done')
|
|
|
|
def receiver(evt, q):
|
|
x = q.get()
|
|
evt.set(x)
|
|
|
|
e1 = AsyncResult()
|
|
e2 = AsyncResult()
|
|
|
|
p1 = gevent.spawn(sender, e1, q)
|
|
gevent.sleep(0.001)
|
|
self.assertTrue(not e1.ready())
|
|
p2 = gevent.spawn(receiver, e2, q)
|
|
self.assertEqual(e2.get(), 'hi')
|
|
self.assertEqual(e1.get(), 'done')
|
|
with gevent.Timeout(0):
|
|
gevent.joinall([p1, p2])
|
|
|
|
def test_multiple_waiters(self):
|
|
# tests that multiple waiters get their results back
|
|
q = queue.Queue()
|
|
|
|
def waiter(q, evt):
|
|
evt.set(q.get())
|
|
|
|
sendings = ['1', '2', '3', '4']
|
|
evts = [AsyncResult() for x in sendings]
|
|
for i, _ in enumerate(sendings):
|
|
gevent.spawn(waiter, q, evts[i]) # XXX use waitall for them
|
|
|
|
gevent.sleep(0.01) # get 'em all waiting
|
|
|
|
results = set()
|
|
|
|
def collect_pending_results():
|
|
for e in evts:
|
|
with gevent.Timeout(0.001, False):
|
|
x = e.get()
|
|
results.add(x)
|
|
return len(results)
|
|
|
|
q.put(sendings[0])
|
|
self.assertEqual(collect_pending_results(), 1)
|
|
q.put(sendings[1])
|
|
self.assertEqual(collect_pending_results(), 2)
|
|
q.put(sendings[2])
|
|
q.put(sendings[3])
|
|
self.assertEqual(collect_pending_results(), 4)
|
|
|
|
def test_waiters_that_cancel(self):
|
|
q = queue.Queue()
|
|
|
|
def do_receive(q, evt):
|
|
with gevent.Timeout(0, RuntimeError()):
|
|
try:
|
|
result = q.get()
|
|
evt.set(result) # pragma: no cover (should have raised)
|
|
except RuntimeError:
|
|
evt.set('timed out')
|
|
|
|
evt = AsyncResult()
|
|
gevent.spawn(do_receive, q, evt)
|
|
self.assertEqual(evt.get(), 'timed out')
|
|
|
|
q.put('hi')
|
|
self.assertEqual(q.get(), 'hi')
|
|
|
|
def test_senders_that_die(self):
|
|
q = queue.Queue()
|
|
|
|
def do_send(q):
|
|
q.put('sent')
|
|
|
|
gevent.spawn(do_send, q)
|
|
self.assertEqual(q.get(), 'sent')
|
|
|
|
def test_two_waiters_one_dies(self):
|
|
|
|
def waiter(q, evt):
|
|
evt.set(q.get())
|
|
|
|
def do_receive(q, evt):
|
|
with gevent.Timeout(0, RuntimeError()):
|
|
try:
|
|
result = q.get()
|
|
evt.set(result) # pragma: no cover (should have raised)
|
|
except RuntimeError:
|
|
evt.set('timed out')
|
|
|
|
q = queue.Queue()
|
|
dying_evt = AsyncResult()
|
|
waiting_evt = AsyncResult()
|
|
gevent.spawn(do_receive, q, dying_evt)
|
|
gevent.spawn(waiter, q, waiting_evt)
|
|
gevent.sleep(0.1)
|
|
q.put('hi')
|
|
self.assertEqual(dying_evt.get(), 'timed out')
|
|
self.assertEqual(waiting_evt.get(), 'hi')
|
|
|
|
def test_two_bogus_waiters(self):
|
|
def do_receive(q, evt):
|
|
with gevent.Timeout(0, RuntimeError()):
|
|
try:
|
|
result = q.get()
|
|
evt.set(result) # pragma: no cover (should have raised)
|
|
except RuntimeError:
|
|
evt.set('timed out')
|
|
|
|
q = queue.Queue()
|
|
e1 = AsyncResult()
|
|
e2 = AsyncResult()
|
|
gevent.spawn(do_receive, q, e1)
|
|
gevent.spawn(do_receive, q, e2)
|
|
gevent.sleep(0.1)
|
|
q.put('sent')
|
|
self.assertEqual(e1.get(), 'timed out')
|
|
self.assertEqual(e2.get(), 'timed out')
|
|
self.assertEqual(q.get(), 'sent')
|
|
|
|
|
|
class TestChannel(TestCase):
|
|
|
|
def test_send(self):
|
|
channel = queue.Channel()
|
|
|
|
events = []
|
|
|
|
def another_greenlet():
|
|
events.append(channel.get())
|
|
events.append(channel.get())
|
|
|
|
g = gevent.spawn(another_greenlet)
|
|
|
|
events.append('sending')
|
|
channel.put('hello')
|
|
events.append('sent hello')
|
|
channel.put('world')
|
|
events.append('sent world')
|
|
|
|
self.assertEqual(['sending', 'hello', 'sent hello', 'world', 'sent world'], events)
|
|
g.get()
|
|
|
|
def test_wait(self):
|
|
channel = queue.Channel()
|
|
events = []
|
|
|
|
def another_greenlet():
|
|
events.append('sending hello')
|
|
channel.put('hello')
|
|
events.append('sending world')
|
|
channel.put('world')
|
|
events.append('sent world')
|
|
|
|
g = gevent.spawn(another_greenlet)
|
|
|
|
events.append('waiting')
|
|
events.append(channel.get())
|
|
events.append(channel.get())
|
|
|
|
self.assertEqual(['waiting', 'sending hello', 'hello', 'sending world', 'world'], events)
|
|
gevent.sleep(0)
|
|
self.assertEqual(['waiting', 'sending hello', 'hello', 'sending world', 'world', 'sent world'], events)
|
|
g.get()
|
|
|
|
def test_iterable(self):
|
|
channel = queue.Channel()
|
|
gevent.spawn(channel.put, StopIteration)
|
|
r = list(channel)
|
|
self.assertEqual(r, [])
|
|
|
|
class TestJoinableQueue(TestCase):
|
|
|
|
def test_task_done(self):
|
|
channel = queue.JoinableQueue()
|
|
X = object()
|
|
gevent.spawn(channel.put, X)
|
|
result = channel.get()
|
|
self.assertIs(result, X)
|
|
self.assertEqual(1, channel.unfinished_tasks)
|
|
channel.task_done()
|
|
self.assertEqual(0, channel.unfinished_tasks)
|
|
|
|
|
|
class TestNoWait(TestCase):
|
|
|
|
def test_put_nowait_simple(self):
|
|
result = []
|
|
q = queue.Queue(1)
|
|
|
|
def store_result(func, *args):
|
|
result.append(func(*args))
|
|
|
|
run_callback = get_hub().loop.run_callback
|
|
|
|
run_callback(store_result, util.wrap_errors(Full, q.put_nowait), 2)
|
|
run_callback(store_result, util.wrap_errors(Full, q.put_nowait), 3)
|
|
gevent.sleep(0)
|
|
assert len(result) == 2, result
|
|
assert result[0] is None, result
|
|
assert isinstance(result[1], queue.Full), result
|
|
|
|
def test_get_nowait_simple(self):
|
|
result = []
|
|
q = queue.Queue(1)
|
|
q.put(4)
|
|
|
|
def store_result(func, *args):
|
|
result.append(func(*args))
|
|
|
|
run_callback = get_hub().loop.run_callback
|
|
|
|
run_callback(store_result, util.wrap_errors(Empty, q.get_nowait))
|
|
run_callback(store_result, util.wrap_errors(Empty, q.get_nowait))
|
|
gevent.sleep(0)
|
|
assert len(result) == 2, result
|
|
assert result[0] == 4, result
|
|
assert isinstance(result[1], queue.Empty), result
|
|
|
|
# get_nowait must work from the mainloop
|
|
def test_get_nowait_unlock(self):
|
|
result = []
|
|
q = queue.Queue(1)
|
|
p = gevent.spawn(q.put, 5)
|
|
|
|
def store_result(func, *args):
|
|
result.append(func(*args))
|
|
|
|
assert q.empty(), q
|
|
gevent.sleep(0)
|
|
assert q.full(), q
|
|
get_hub().loop.run_callback(store_result, q.get_nowait)
|
|
gevent.sleep(0)
|
|
assert q.empty(), q
|
|
assert result == [5], result
|
|
assert p.ready(), p
|
|
assert p.dead, p
|
|
assert q.empty(), q
|
|
|
|
def test_get_nowait_unlock_channel(self):
|
|
result = []
|
|
q = queue.Channel()
|
|
p = gevent.spawn(q.put, 5)
|
|
|
|
def store_result(func, *args):
|
|
result.append(func(*args))
|
|
|
|
assert q.empty(), q
|
|
assert q.full(), q
|
|
gevent.sleep(0.001)
|
|
assert q.empty(), q
|
|
assert q.full(), q
|
|
get_hub().loop.run_callback(store_result, q.get_nowait)
|
|
gevent.sleep(0.001)
|
|
assert q.empty(), q
|
|
assert q.full(), q
|
|
assert result == [5], result
|
|
assert p.ready(), p
|
|
assert p.dead, p
|
|
assert q.empty(), q
|
|
|
|
# put_nowait must work from the mainloop
|
|
def test_put_nowait_unlock(self):
|
|
result = []
|
|
q = queue.Queue()
|
|
p = gevent.spawn(q.get)
|
|
|
|
def store_result(func, *args):
|
|
result.append(func(*args))
|
|
|
|
self.assertTrue(q.empty(), q)
|
|
self.assertFalse(q.full(), q)
|
|
gevent.sleep(0.001)
|
|
|
|
self.assertTrue(q.empty(), q)
|
|
self.assertFalse(q.full(), q)
|
|
|
|
get_hub().loop.run_callback(store_result, q.put_nowait, 10)
|
|
|
|
self.assertFalse(p.ready(), p)
|
|
gevent.sleep(0.001)
|
|
|
|
self.assertEqual(result, [None])
|
|
self.assertTrue(p.ready(), p)
|
|
self.assertFalse(q.full(), q)
|
|
self.assertTrue(q.empty(), q)
|
|
|
|
|
|
class TestJoinEmpty(TestCase):
|
|
|
|
def test_issue_45(self):
|
|
"""Test that join() exits immediately if not jobs were put into the queue"""
|
|
self.switch_expected = False
|
|
q = queue.JoinableQueue()
|
|
q.join()
|
|
|
|
class AbstractTestWeakRefMixin(object):
|
|
|
|
def test_weak_reference(self):
|
|
import weakref
|
|
one = self._makeOne()
|
|
ref = weakref.ref(one)
|
|
self.assertIs(one, ref())
|
|
|
|
|
|
class TestGetInterrupt(AbstractTestWeakRefMixin, AbstractGenericGetTestCase):
|
|
|
|
Timeout = Empty
|
|
|
|
kind = queue.Queue
|
|
|
|
def wait(self, timeout):
|
|
return self._makeOne().get(timeout=timeout)
|
|
|
|
def _makeOne(self):
|
|
return self.kind()
|
|
|
|
class TestGetInterruptJoinableQueue(TestGetInterrupt):
|
|
kind = queue.JoinableQueue
|
|
|
|
class TestGetInterruptLifoQueue(TestGetInterrupt):
|
|
kind = queue.LifoQueue
|
|
|
|
class TestGetInterruptPriorityQueue(TestGetInterrupt):
|
|
kind = queue.PriorityQueue
|
|
|
|
class TestGetInterruptChannel(TestGetInterrupt):
|
|
kind = queue.Channel
|
|
|
|
|
|
class TestPutInterrupt(AbstractGenericGetTestCase):
|
|
kind = queue.Queue
|
|
Timeout = Full
|
|
|
|
def setUp(self):
|
|
super(TestPutInterrupt, self).setUp()
|
|
self.queue = self._makeOne()
|
|
|
|
def wait(self, timeout):
|
|
while not self.queue.full():
|
|
self.queue.put(1)
|
|
return self.queue.put(2, timeout=timeout)
|
|
|
|
def _makeOne(self):
|
|
return self.kind(1)
|
|
|
|
|
|
class TestPutInterruptJoinableQueue(TestPutInterrupt):
|
|
kind = queue.JoinableQueue
|
|
|
|
class TestPutInterruptLifoQueue(TestPutInterrupt):
|
|
kind = queue.LifoQueue
|
|
|
|
class TestPutInterruptPriorityQueue(TestPutInterrupt):
|
|
kind = queue.PriorityQueue
|
|
|
|
class TestPutInterruptChannel(TestPutInterrupt):
|
|
kind = queue.Channel
|
|
|
|
def _makeOne(self):
|
|
return self.kind()
|
|
|
|
|
|
if hasattr(queue, 'SimpleQueue'):
|
|
|
|
class TestGetInterruptSimpleQueue(TestGetInterrupt):
|
|
kind = queue.SimpleQueue
|
|
|
|
def test_raises_timeout_Timeout(self):
|
|
raise unittest.SkipTest("Not supported")
|
|
|
|
test_raises_timeout_Timeout_exc_customized = test_raises_timeout_Timeout
|
|
test_outer_timeout_is_not_lost = test_raises_timeout_Timeout
|
|
|
|
|
|
del AbstractGenericGetTestCase
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|