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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# syscall-counts python test
set -e
shelldir=$(dirname "$0")
# shellcheck source=lib/setup_python.sh
. "${shelldir}"/lib/setup_python.sh
# If we don't have the perf python module, we can't test
if ! "$PYTHON" -c 'import perf' > /dev/null 2>&1; then
echo "Skipping test, perf python module not found"
exit 2
fi
script_dir="$(dirname "$0")/../../python"
script_path="${script_dir}/syscall-counts.py"
if ! perf check feature -q libtraceevent > /dev/null 2>&1; then
echo "Skipping test, libtraceevent is disabled"
exit 2
fi
if [ ! -f "$script_path" ]; then
echo "Skipping test, syscall-counts.py not found at $script_path"
exit 2
fi
err=0
temp_data=""
temp_out=""
cleanup() {
rm -f "${temp_data}" "${temp_out}"
}
trap 'cleanup' EXIT TERM INT
temp_data=$(mktemp /tmp/perf.data.XXXXXX)
temp_out=$(mktemp /tmp/perf.out.XXXXXX)
test_file_mode() {
echo "Testing syscall-counts.py..."
# Some systems might not have raw_syscalls:sys_enter (e.g. stripped kernels or permissions)
if ! perf list tracepoint | grep -q raw_syscalls:sys_enter; then
echo "Skipping test, raw_syscalls:sys_enter not found"
exit 2
fi
# Generate some syscall events
if ! perf record -B -N --no-bpf-event -e raw_syscalls:sys_enter -o "${temp_data}" \
-- sh -c "sleep 0.1; sleep 0.05" 2>/dev/null; then
echo "perf record failed (permissions?), skipping file mode test."
exit 2
fi
if ! perf script syscall-counts -i "${temp_data}" > "${temp_out}"; then
echo "File mode test failed."
err=1
elif ! grep -E -q "^[a-zA-Z0-9_]+ +[0-9]+$" "${temp_out}"; then
echo "File mode output validation failed."
err=1
else
echo "File mode test passed."
fi
# Test with a comm argument
if ! perf script syscall-counts -i "${temp_data}" "sleep" > "${temp_out}"; then
echo "Comm filter test failed."
err=1
elif ! grep -E -q "^[a-zA-Z0-9_]+ +[0-9]+$" "${temp_out}"; then
echo "Comm filter output validation failed."
err=1
else
echo "Comm filter test passed."
fi
}
test_file_mode
exit $err
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