[RFC v9 6/8] mm/damon/selftests: Add 'schemes' debugfs tests

From: SeongJae Park
Date: Tue May 26 2020 - 04:06:03 EST


From: SeongJae Park <sjpark@xxxxxxxxx>

This commit adds simple selftets for 'schemes' debugfs file of DAMON.

Signed-off-by: SeongJae Park <sjpark@xxxxxxxxx>
---
.../testing/selftests/damon/debugfs_attrs.sh | 29 +++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/tools/testing/selftests/damon/debugfs_attrs.sh b/tools/testing/selftests/damon/debugfs_attrs.sh
index d5188b0f71b1..4aeb2037a67e 100755
--- a/tools/testing/selftests/damon/debugfs_attrs.sh
+++ b/tools/testing/selftests/damon/debugfs_attrs.sh
@@ -97,6 +97,35 @@ fi

echo $ORIG_CONTENT > $file

+# Test schemes file
+file="$DBGFS/schemes"
+
+ORIG_CONTENT=$(cat $file)
+echo "1 2 3 4 5 6 3" > $file
+if [ $? -ne 0 ]
+then
+ echo "$file write fail"
+ echo $ORIG_CONTENT > $file
+ exit 1
+fi
+
+echo "1 2
+3 4 5 6 3" > $file
+if [ $? -eq 0 ]
+then
+ echo "$file multi line write success (expected fail)"
+ echo $ORIG_CONTENT > $file
+ exit 1
+fi
+
+echo > $file
+if [ $? -ne 0 ]
+then
+ echo "$file empty string writing fail"
+ echo $ORIG_CONTENT > $file
+ exit 1
+fi
+
# Test pids file
file="$DBGFS/pids"

--
2.17.1