Commit bb177a85 authored by Ian Rogers's avatar Ian Rogers Committed by Arnaldo Carvalho de Melo
Browse files

perf tests: Add perf script test 

Start a new set of shell tests for testing perf script. The initial
contribution is checking that some perf db-export functionality works
as reported in this regression by Ben Gainey <ben.gainey@arm.com>:
https://lore.kernel.org/lkml/20231207140911.3240408-1-ben.gainey@arm.com/



Signed-off-by: default avatarIan Rogers <irogers@google.com>
Tested-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Tested-by: default avatarBen Gainey <ben.gainey@arm.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20231207174057.1482161-1-irogers@google.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent ad30469a

tools/perf/tests/shell/script.sh

0 → 100755
+66 −0
Original line number Diff line number Diff line 
#!/bin/sh

# perf script tests

# SPDX-License-Identifier: GPL-2.0



set -e



temp_dir=$(mktemp -d /tmp/perf-test-script.XXXXXXXXXX)



perfdatafile="${temp_dir}/perf.data"

db_test="${temp_dir}/db_test.py"



err=0



cleanup()

{

	trap - EXIT TERM INT

	sane=$(echo "${temp_dir}" | cut -b 1-21)

	if [ "${sane}" = "/tmp/perf-test-script" ] ; then

		echo "--- Cleaning up ---"

		rm -f "${temp_dir}/"*

		rmdir "${temp_dir}"

	fi

}



trap_cleanup()

{

	cleanup

	exit 1

}



trap trap_cleanup EXIT TERM INT





test_db()

{

	echo "DB test"



	# Check if python script is supported

	libpython=$(perf version --build-options | grep python | grep -cv OFF)

	if [ "${libpython}" != "1" ] ; then

		echo "SKIP: python scripting is not supported"

		err=2

		return

	fi



	cat << "_end_of_file_" > "${db_test}"

perf_db_export_mode = True

perf_db_export_calls = False

perf_db_export_callchains = True



def sample_table(*args):

    print(f'sample_table({args})')



def call_path_table(*args):

    print(f'call_path_table({args}')

_end_of_file_

	perf record -g -o "${perfdatafile}" true

	perf script -i "${perfdatafile}" -s "${db_test}"

	echo "DB test [Success]"

}



test_db



cleanup



exit $err