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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#!/usr/bin/env python
'''Tests for using Shiboken-based bindings with python threads'''
import logging
import os
from random import random
import sys
import threading
import time
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from shiboken_paths import init_paths
init_paths()
import sample
#logging.basicConfig(level=logging.DEBUG)
class Producer(threading.Thread):
'''Producer thread'''
def __init__(self, bucket, max_runs, *args):
#Constructor. Receives the bucket
super(Producer, self).__init__(*args)
self.runs = 0
self.bucket = bucket
self.max_runs = max_runs
self.production_list = []
def run(self):
while self.runs < self.max_runs:
value = int(random() * 10) % 10
self.bucket.push(value)
self.production_list.append(value)
logging.debug(f'PRODUCER - pushed {value}')
self.runs += 1
#self.msleep(5)
time.sleep(0.01)
class Consumer(threading.Thread):
'''Consumer thread'''
def __init__(self, bucket, max_runs, *args):
#Constructor. Receives the bucket
super(Consumer, self).__init__(*args)
self.runs = 0
self.bucket = bucket
self.max_runs = max_runs
self.consumption_list = []
def run(self):
while self.runs < self.max_runs:
if not self.bucket.empty():
value = self.bucket.pop()
self.consumption_list.append(value)
logging.debug(f'CONSUMER - got {value}')
self.runs += 1
else:
logging.debug('CONSUMER - empty bucket')
time.sleep(0.01)
class ProducerConsumer(unittest.TestCase):
'''Basic test case for producer-consumer QThread'''
def finishCb(self):
#Quits the application
self.app.exit(0)
def testProdCon(self):
#QThread producer-consumer example
bucket = sample.Bucket()
prod = Producer(bucket, 10)
cons = Consumer(bucket, 10)
prod.start()
cons.start()
#QObject.connect(prod, SIGNAL('finished()'), self.finishCb)
#QObject.connect(cons, SIGNAL('finished()'), self.finishCb)
prod.join()
cons.join()
self.assertEqual(prod.production_list, cons.consumption_list)
if __name__ == '__main__':
unittest.main()
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