[PATCH v1] perf test: Add basic callgraph test to record testing

[Ian Rogers <irogers@google.com>]

Give some basic perf record callgraph coverage.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/tests/shell/record.sh | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh
index 2022a4f739be..603fa6b79b5d 100755
--- a/tools/perf/tests/shell/record.sh
+++ b/tools/perf/tests/shell/record.sh
@@ -12,8 +12,10 @@ shelldir=$(dirname "$0")
 . "${shelldir}"/lib/perf_has_symbol.sh
 
 testsym="test_loop"
+testsym2="brstack"
 
 skip_test_missing_symbol ${testsym}
+skip_test_missing_symbol ${testsym2}
 
 err=0
 perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
@@ -359,6 +361,23 @@ test_precise_max() {
   fi
 }
 
+test_callgraph() {
+  echo "Callgraph test"
+  if ! perf record -o "${perfdata}" -g perf test -w brstack
+  then
+    echo "Callgraph test [Failed missing output]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" 2>&1 | grep "${testsym2}"
+  then
+    echo "Callgraph test [Failed missing symbol]"
+    err=1
+    return
+  fi
+  echo "Callgraph test [Success]"
+}
+
 # raise the limit of file descriptors to minimum
 if [[ $default_fd_limit -lt $min_fd_limit ]]; then
        ulimit -Sn $min_fd_limit
@@ -374,6 +393,7 @@ test_uid
 test_leader_sampling
 test_topdown_leader_sampling
 test_precise_max
+test_callgraph
 
 # restore the default value
 ulimit -Sn $default_fd_limit
-- 
2.50.0.rc2.701.gf1e915cc24-goog