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76d1b4cfd8
* Use `shutil.move` instead of `os.replace`, which is available only from 3.3 * Introduce standby-leader health-check and consul service * Improve unit tests, some lines were not covered * rename `assertEquals` -> `assertEqual`, due to deprecation warning
59 lines
1.6 KiB
Python
59 lines
1.6 KiB
Python
import unittest
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from mock import Mock, patch
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from patroni.exceptions import PatroniException
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from patroni.utils import Retry, RetryFailedError, polling_loop
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class TestUtils(unittest.TestCase):
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def test_polling_loop(self):
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self.assertEqual(list(polling_loop(0.001, interval=0.001)), [0])
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@patch('time.sleep', Mock())
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class TestRetrySleeper(unittest.TestCase):
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@staticmethod
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def _fail(times=1):
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scope = dict(times=0)
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def inner():
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if scope['times'] >= times:
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pass
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else:
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scope['times'] += 1
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raise PatroniException('Failed!')
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return inner
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def test_reset(self):
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retry = Retry(delay=0, max_tries=2)
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retry(self._fail())
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self.assertEqual(retry._attempts, 1)
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retry.reset()
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self.assertEqual(retry._attempts, 0)
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def test_too_many_tries(self):
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retry = Retry(delay=0)
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self.assertRaises(RetryFailedError, retry, self._fail(times=999))
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self.assertEqual(retry._attempts, 1)
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def test_maximum_delay(self):
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retry = Retry(delay=10, max_tries=100)
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retry(self._fail(times=10))
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self.assertTrue(retry._cur_delay < 4000, retry._cur_delay)
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# gevent's sleep function is picky about the type
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self.assertEqual(type(retry._cur_delay), float)
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def test_deadline(self):
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retry = Retry(deadline=0.0001)
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self.assertRaises(RetryFailedError, retry, self._fail(times=100))
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def test_copy(self):
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def _sleep(t):
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pass
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retry = Retry(sleep_func=_sleep)
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rcopy = retry.copy()
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self.assertTrue(rcopy.sleep_func is _sleep)
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