| # Copyright (c) 2013 The Chromium OS Authors. |
| # SPDX-License-Identifier: GPL-2.0+ |
| # Simple test script for tracing with sandbox |
| ./${OUTPUT_DIR}/u-boot <<END |
| # Expect sha256 to run 3 times, so we see the string 6 times |
| if [ $(grep -c sha256 ${tmp}) -ne 6 ]; then |
| # 4 sets of results (output of 'trace stats') |
| if [ $(grep -c "traced function calls" ${tmp}) -ne 4 ]; then |
| fail "trace output error" |
| # Check trace counts. We expect to see an increase in the number of |
| # traced function calls between each 'trace stats' command, except |
| # between calls 2 and 3, where tracing is paused. |
| # This code gets the sign of the difference between each number and |
| counts="$(tr -d , <${tmp} | awk '/traced function calls/ { diff = $1 - upto; upto = $1; printf "%d ", diff < 0 ? -1 : (diff > 0 ? 1 : 0)}')" |
| if [ "${counts}" != "1 1 0 1 " ]; then |
| fail "trace collection error: ${counts}" |
| echo "Simple trace test / sanity check using sandbox" |
| build_uboot "${TRACE_OPT}" |