1 files changed, 77 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/trace_summary.sh b/tools/perf/tests/shell/trace_summary.sh
new file mode 100755
index 000000000000..f9bb7f9388be
--- /dev/null
+++ b/tools/perf/tests/shell/trace_summary.sh
@@ -0,0 +1,77 @@
+#!/bin/sh
+# perf trace summary (exclusive)
+# SPDX-License-Identifier: GPL-2.0
+
+# Check that perf trace works with various summary mode
+
+# shellcheck source=lib/probe.sh
+. "$(dirname $0)"/lib/probe.sh
+
+skip_if_no_perf_trace || exit 2
+[ "$(id -u)" = 0 ] || exit 2
+
+OUTPUT=$(mktemp /tmp/perf_trace_test.XXXXX)
+
+test_perf_trace() {
+    args=$1
+    workload="true"
+    search="^\s*(open|read|close).*[0-9]+%$"
+
+    echo "testing: perf trace ${args} -- ${workload}"
+    perf trace ${args} -- ${workload} >${OUTPUT} 2>&1
+    if [ $? -ne 0 ]; then
+        echo "Error: perf trace ${args} failed unexpectedly"
+        cat ${OUTPUT}
+        rm -f ${OUTPUT}
+        exit 1
+    fi
+
+    count=$(grep -E -c -m 3 "${search}" ${OUTPUT})
+    if [ "${count}" != "3" ]; then
+	echo "Error: cannot find enough pattern ${search} in the output"
+	cat ${OUTPUT}
+	rm -f ${OUTPUT}
+	exit 1
+    fi
+}
+
+# summary only for a process
+test_perf_trace "-s"
+
+# normal output with summary at the end
+test_perf_trace "-S"
+
+# summary only with an explicit summary mode
+test_perf_trace "-s --summary-mode=thread"
+
+# summary with normal output - total summary mode
+test_perf_trace "-S --summary-mode=total"
+
+# summary only for system wide - per-thread summary
+test_perf_trace "-as --summary-mode=thread --no-bpf-summary"
+
+# summary only for system wide - total summary mode
+test_perf_trace "-as --summary-mode=total --no-bpf-summary"
+
+if ! perf check feature -q bpf; then
+    echo "Skip --bpf-summary tests as perf built without libbpf"
+    rm -f ${OUTPUT}
+    exit 2
+fi
+
+# summary only for system wide - per-thread summary with BPF
+test_perf_trace "-as --summary-mode=thread --bpf-summary"
+
+# summary only for system wide - total summary mode with BPF
+test_perf_trace "-as --summary-mode=total --bpf-summary"
+
+# summary with normal output for system wide - total summary mode with BPF
+test_perf_trace "-aS --summary-mode=total --bpf-summary"
+
+# summary only for system wide - cgroup summary mode with BPF
+test_perf_trace "-as --summary-mode=cgroup --bpf-summary"
+
+# summary with normal output for system wide - cgroup summary mode with BPF
+test_perf_trace "-aS --summary-mode=cgroup --bpf-summary"
+
+rm -f ${OUTPUT}