forked from TrueCloudLab/frostfs-testcases
81 lines
2.2 KiB
Python
81 lines
2.2 KiB
Python
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import logging
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from functools import wraps
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from time import sleep, time
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from _pytest.outcomes import Failed
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from pytest import fail
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logger = logging.getLogger("NeoLogger")
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class expect_not_raises:
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"""
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Decorator/Context manager check that some action, method or test does not raises exceptions
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Useful to set proper state of failed test cases in allure
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Example:
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def do_stuff():
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raise Exception("Fail")
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def test_yellow(): <- this test is marked yellow (Test Defect) in allure
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do_stuff()
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def test_red(): <- this test is marked red (Failed) in allure
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with expect_not_raises():
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do_stuff()
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@expect_not_raises()
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def test_also_red(): <- this test is also marked red (Failed) in allure
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do_stuff()
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"""
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def __enter__(self):
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pass
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def __exit__(self, exception_type, exception_value, exception_traceback):
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if exception_value:
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fail(str(exception_value))
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def __call__(self, func):
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@wraps(func)
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def impl(*a, **kw):
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with expect_not_raises():
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func(*a, **kw)
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return impl
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def wait_for_success(max_wait_time: int = 60, interval: int = 1):
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"""
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Decorator to wait for some conditions/functions to pass successfully.
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This is useful if you don't know exact time when something should pass successfully and do not
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want to use sleep(X) with too big X.
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Be careful though, wrapped function should only check the state of something, not change it.
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"""
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def wrapper(func):
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@wraps(func)
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def impl(*a, **kw):
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start = int(round(time()))
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last_exception = None
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while start + max_wait_time >= int(round(time())):
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try:
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return func(*a, **kw)
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except Exception as ex:
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logger.debug(ex)
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last_exception = ex
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sleep(interval)
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except Failed as ex:
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logger.debug(ex)
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last_exception = ex
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sleep(interval)
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# timeout exceeded with no success, raise last_exception
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raise last_exception
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return impl
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return wrapper
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