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authorSeongJae Park <sj@kernel.org>2025-07-20 10:16:42 -0700
committerAndrew Morton <akpm@linux-foundation.org>2025-07-26 15:08:19 -0700
commitb50c48de6111bc70731ba375e1b45a65e63e287f (patch)
treefc0f80b09ccbd979f306dd745bc55e0a7d6d1b6d
parenta1d52cd0302d7aefe26edbbccd1d1ae70cca50c9 (diff)
selftests/damon/sysfs.py: generalize DAMOS Watermarks commit assertion
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>
-rwxr-xr-xtools/testing/selftests/damon/sysfs.py26
1 files changed, 18 insertions, 8 deletions
diff --git a/tools/testing/selftests/damon/sysfs.py b/tools/testing/selftests/damon/sysfs.py
index fdc04f12be547..cb34444323e12 100755
--- a/tools/testing/selftests/damon/sysfs.py
+++ b/tools/testing/selftests/damon/sysfs.py
@@ -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()