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26 lines
835 B
Python
26 lines
835 B
Python
import warnings
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from unittest import TestCase
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from pytest import mark
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from scrapy.utils.reactor import install_reactor, is_asyncio_reactor_installed
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@mark.usefixtures("reactor_pytest")
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class AsyncioTest(TestCase):
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def test_is_asyncio_reactor_installed(self):
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# the result should depend only on the pytest --reactor argument
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self.assertEqual(
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is_asyncio_reactor_installed(), self.reactor_pytest == "asyncio"
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)
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def test_install_asyncio_reactor(self):
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from twisted.internet import reactor as original_reactor
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with warnings.catch_warnings(record=True) as w:
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install_reactor("twisted.internet.asyncioreactor.AsyncioSelectorReactor")
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self.assertEqual(len(w), 0)
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from twisted.internet import reactor
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assert original_reactor == reactor
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