mirror of https://github.com/mongodb/mongo
59 lines
1.9 KiB
Python
59 lines
1.9 KiB
Python
"""
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Testing hook for cleaning up data files created by the fixture.
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"""
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from __future__ import absolute_import
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import os
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from . import interface
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class CleanEveryN(interface.Hook):
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"""
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Restarts the fixture after it has ran 'n' tests.
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On mongod-related fixtures, this will clear the dbpath.
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"""
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DEFAULT_N = 20
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def __init__(self, hook_logger, fixture, n=DEFAULT_N):
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description = "CleanEveryN (restarts the fixture after running `n` tests)"
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interface.Hook.__init__(self, hook_logger, fixture, description)
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# Try to isolate what test triggers the leak by restarting the fixture each time.
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if "detect_leaks=1" in os.getenv("ASAN_OPTIONS", ""):
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self.logger.info("ASAN_OPTIONS environment variable set to detect leaks, so restarting"
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" the fixture after each test instead of after every %d.", n)
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n = 1
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self.n = n
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self.tests_run = 0
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def after_test(self, test, test_report):
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self.tests_run += 1
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if self.tests_run < self.n:
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return
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hook_test_case = CleanEveryNTestCase.create_after_test(self.logger.test_case_logger, test,
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self)
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hook_test_case.configure(self.fixture)
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hook_test_case.run_dynamic_test(test_report)
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class CleanEveryNTestCase(interface.DynamicTestCase):
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def run_test(self):
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try:
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self.logger.info("%d tests have been run against the fixture, stopping it...",
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self._hook.tests_run)
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self._hook.tests_run = 0
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self.fixture.teardown()
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self.logger.info("Starting the fixture back up again...")
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self.fixture.setup()
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self.fixture.await_ready()
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except:
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self.logger.exception("Encountered an error while restarting the fixture.")
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raise
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