perf test: Add pipe mode test to the Intel PT test suite

The test_pipe() function will check perf report and perf inject with
pipe input.

Reviewed-by: Adrian Hunter <[e-mail]>
Signed-off-by: Namhyung Kim <[e-mail]>
Cc: Ian Rogers <[e-mail]>
Cc: Ingo Molnar <[e-mail]>
Cc: James Clark <[e-mail]>
Cc: Jiri Olsa <[e-mail]>
Cc: Leo Yan <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Cc: Stephane Eranian <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/tests/shell/test_intel_pt.sh

···
 	return 0
 }
 
+test_pipe()
+{
+	echo "--- Test with pipe mode ---"
+	# Check if it works with pipe
+	if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf report -q -i- --itrace=i10000 ; then
+		echo "perf record + report failed with pipe mode"
+		return 1
+	fi
+	if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf inject -b > /dev/null ; then
+		echo "perf record + inject failed with pipe mode"
+		return 1
+	fi
+	echo OK
+	return 0
+}
+
 count_result()
 {
 	if [ "$1" -eq 2 ] ; then
···
 test_power_event			|| ret=$? ; count_result $ret ; ret=0
 test_no_tnt				|| ret=$? ; count_result $ret ; ret=0
 test_event_trace			|| ret=$? ; count_result $ret ; ret=0
+test_pipe				|| ret=$? ; count_result $ret ; ret=0
 
 cleanup