54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
# Copyright 2021 Canonical, Ltd.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import asyncio
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from subiquitycore.tests import SubiTestCase
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from subiquitycore.pubsub import EventCallback
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from subiquitycore.tests.util import run_coro
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async def wait_other_tasks():
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if hasattr(asyncio, 'all_tasks'):
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tasks = asyncio.all_tasks() # py 3.7+
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tasks.remove(asyncio.current_task())
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else:
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tasks = asyncio.Task.all_tasks() # py 3.6
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tasks.remove(asyncio.Task.current_task())
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await asyncio.wait(tasks)
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class TestEventCallback(SubiTestCase):
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def test_basic(self):
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def job():
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self.thething.broadcast(42)
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def cb(val, mydata):
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self.assertEqual(42, val)
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self.assertEqual('bacon', mydata)
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self.called += 1
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async def fn():
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self.called = 0
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self.thething = EventCallback()
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calls_expected = 3
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for _ in range(calls_expected):
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self.thething.subscribe(cb, 'bacon')
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job()
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await wait_other_tasks()
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self.assertEqual(calls_expected, self.called)
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run_coro(fn())
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