tests/interrupted_test.py

#!/usr/bin/env python3
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
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from unittest import TestCase, main
import pulsar
import signal
import time
import threading

class InterruptedTest(TestCase):

    service_url = 'pulsar://localhost:6650'

    def test_sigint(self):
        def thread_function():
            time.sleep(1)
            signal.raise_signal(signal.SIGINT)

        client = pulsar.Client(self.service_url)
        consumer = client.subscribe('test-sigint', "my-sub")
        thread = threading.Thread(target=thread_function)
        thread.start()
        
        start = time.time()
        with self.assertRaises(pulsar.Interrupted):
            consumer.receive()
        finish = time.time()
        print(f"time: {finish - start}")
        self.assertGreater(finish - start, 1)
        self.assertLess(finish - start, 1.5)
        client.close()

if __name__ == '__main__':
    main()