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selftests/damon/sysfs.py: generalize DAMOS Watermarks commit assertion

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DamosWatermarks commitment assertion is hard-coded for a specific test
case.  Split it out into a general version that can be reused for
different test cases.

Link: https://lkml.kernel.org/r/20250720171652.92309-13-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
SeongJae Park 2025-07-20 10:16:42 -07:00 committed by Andrew Morton
parent a1d52cd030
commit b50c48de61
1 changed files with 18 additions and 8 deletions
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26
tools/testing/selftests/damon/sysfs.py
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@ -29,6 +29,22 @@ def fail(expectation, status):
print(json.dumps(status, indent=4))
exit(1)
def assert_true(condition, expectation, status):
if condition is not True:
fail(expectation, status)
def assert_watermarks_committed(watermarks, dump):
wmark_metric_val = {
'none': 0,
'free_mem_rate': 1,
}
assert_true(dump['metric'] == wmark_metric_val[watermarks.metric],
'metric', dump)
assert_true(dump['interval'] == watermarks.interval, 'interval', dump)
assert_true(dump['high'] == watermarks.high, 'high', dump)
assert_true(dump['mid'] == watermarks.mid, 'mid', dump)
assert_true(dump['low'] == watermarks.low, 'low', dump)
def main():
kdamonds = _damon_sysfs.Kdamonds(
[_damon_sysfs.Kdamond(
@ -105,14 +121,8 @@ def main():
}:
fail('damos quota', status)
if scheme['wmarks'] != {
'metric': 0,
'interval': 0,
'high': 0,
'mid': 0,
'low': 0,
}:
fail('damos wmarks', status)
assert_watermarks_committed(_damon_sysfs.DamosWatermarks(),
scheme['wmarks'])
kdamonds.stop()