Files
linux/tools/testing/selftests/run_kselftest.sh
Ricardo B. Marlière 3ec6cefc39 selftests/run_kselftest.sh: Add --skip argument option
Currently the only way of excluding certain tests from a collection is by
passing all the other tests explicitly via `--test`. Therefore, if the user
wants to skip a single test the resulting command line might be too big,
depending on the collection. Add an option `--skip` that takes care of
that.

Link: https://lore.kernel.org/r/20260116-selftests-add_skip_opt-v1-1-ab54afaae81b@suse.com
Signed-off-by: Ricardo B. Marlière <rbm@suse.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2026-01-16 13:46:40 -07:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
#
# Run installed kselftest tests.
#
# Fallback to readlink if realpath is not available
if which realpath > /dev/null; then
BASE_DIR=$(realpath $(dirname $0))
else
BASE_DIR=$(readlink -f $(dirname $0))
fi
cd $BASE_DIR
TESTS="$BASE_DIR"/kselftest-list.txt
if [ ! -r "$TESTS" ] ; then
echo "$0: Could not find list of tests to run ($TESTS)" >&2
available=""
else
available="$(cat "$TESTS")"
fi
. ./kselftest/runner.sh
ROOT=$PWD
usage()
{
cat <<EOF
Usage: $0 [OPTIONS]
-s | --summary Print summary with detailed log in output.log (conflict with -p)
-p | --per-test-log Print test log in /tmp with each test name (conflict with -s)
-t | --test COLLECTION:TEST Run TEST from COLLECTION
-S | --skip COLLECTION:TEST Skip TEST from COLLECTION
-c | --collection COLLECTION Run all tests from COLLECTION
-l | --list List the available collection:test entries
-d | --dry-run Don't actually run any tests
-f | --no-error-on-fail Don't exit with an error just because tests failed
-n | --netns Run each test in namespace
-h | --help Show this usage info
-o | --override-timeout Number of seconds after which we timeout
EOF
exit $1
}
COLLECTIONS=""
TESTS=""
SKIP=""
dryrun=""
kselftest_override_timeout=""
ERROR_ON_FAIL=true
while true; do
case "$1" in
-s | --summary)
logfile="$BASE_DIR"/output.log
cat /dev/null > $logfile
shift ;;
-p | --per-test-log)
per_test_logging=1
shift ;;
-t | --test)
TESTS="$TESTS $2"
shift 2 ;;
-S | --skip)
SKIP="$SKIP $2"
shift 2 ;;
-c | --collection)
COLLECTIONS="$COLLECTIONS $2"
shift 2 ;;
-l | --list)
echo "$available"
exit 0 ;;
-d | --dry-run)
dryrun="echo"
shift ;;
-f | --no-error-on-fail)
ERROR_ON_FAIL=false
shift ;;
-n | --netns)
RUN_IN_NETNS=1
shift ;;
-o | --override-timeout)
kselftest_override_timeout="$2"
shift 2 ;;
-h | --help)
usage 0 ;;
"")
break ;;
*)
usage 1 ;;
esac
done
# Add all selected collections to the explicit test list.
if [ -n "$COLLECTIONS" ]; then
for collection in $COLLECTIONS ; do
found="$(echo "$available" | grep "^$collection:")"
if [ -z "$found" ] ; then
echo "No such collection '$collection'" >&2
exit 1
fi
TESTS="$TESTS $found"
done
fi
# Replace available test list with explicitly selected tests.
if [ -n "$TESTS" ]; then
valid=""
for test in $TESTS ; do
found="$(echo "$available" | grep "^${test}$")"
if [ -z "$found" ] ; then
echo "No such test '$test'" >&2
exit 1
fi
valid="$valid $found"
done
available="$(echo "$valid" | sed -e 's/ /\n/g')"
fi
# Remove tests to be skipped from available list
if [ -n "$SKIP" ]; then
for skipped in $SKIP ; do
available="$(echo "$available" | grep -v "^${skipped}$")"
done
fi
kselftest_failures_file="$(mktemp --tmpdir kselftest-failures-XXXXXX)"
export kselftest_failures_file
collections=$(echo "$available" | cut -d: -f1 | sort | uniq)
for collection in $collections ; do
[ -w /dev/kmsg ] && echo "kselftest: Running tests in $collection" >> /dev/kmsg
tests=$(echo "$available" | grep "^$collection:" | cut -d: -f2)
($dryrun cd "$collection" && $dryrun run_many $tests)
done
failures="$(cat "$kselftest_failures_file")"
rm "$kselftest_failures_file"
if "$ERROR_ON_FAIL" && [ "$failures" ]; then
exit 1
fi