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52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
5 years ago
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from __future__ import absolute_import, print_function
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import gevent
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import unittest
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class TestDestroyHub(unittest.TestCase):
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def test_destroy_hub(self):
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# Loop of initial Hub is default loop.
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hub = gevent.get_hub()
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self.assertTrue(hub.loop.default)
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# Save `gevent.core.loop` object for later comparison.
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initloop = hub.loop
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# Increase test complexity via threadpool creation.
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# Implicitly creates fork watcher connected to the current event loop.
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tp = hub.threadpool
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self.assertIsNotNone(tp)
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# Destroy hub. Does not destroy libev default loop if not explicitly told to.
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hub.destroy()
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# Create new hub. Must re-use existing libev default loop.
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hub = gevent.get_hub()
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self.assertTrue(hub.loop.default)
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# Ensure that loop object is identical to the initial one.
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self.assertIs(hub.loop, initloop)
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# Destroy hub including default loop.
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hub.destroy(destroy_loop=True)
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# Create new hub and explicitly request creation of a new default loop.
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hub = gevent.get_hub(default=True)
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self.assertTrue(hub.loop.default)
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# `gevent.core.loop` objects as well as libev loop pointers must differ.
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self.assertIsNot(hub.loop, initloop)
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self.assertIsNot(hub.loop.ptr, initloop.ptr)
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self.assertNotEqual(hub.loop.ptr, initloop.ptr)
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# Destroy hub including default loop. The default loop regenerates.
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hub.destroy(destroy_loop=True)
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hub = gevent.get_hub()
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self.assertTrue(hub.loop.default)
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hub.destroy()
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if __name__ == '__main__':
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unittest.main() # pragma: testrunner-no-combine
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