1 files changed, 58 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/base_probe/test_line_semantics.sh b/tools/perf/tests/shell/base_probe/test_line_semantics.sh
new file mode 100755
index 000000000000..20435b6bf6bc
--- /dev/null
+++ b/tools/perf/tests/shell/base_probe/test_line_semantics.sh
@@ -0,0 +1,58 @@
+#!/bin/bash
+# perf_probe :: Check patterns for line semantics (exclusive)
+# SPDX-License-Identifier: GPL-2.0
+
+#
+#	test_line_semantics of perf_probe test
+#	Author: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
+#	Author: Michael Petlan <mpetlan@redhat.com>
+#
+#	Description:
+#
+#		This test checks whether the semantic errors of line option's
+#		arguments are properly reported.
+#
+
+# include working environment
+. ../common/init.sh
+
+TEST_RESULT=0
+
+if ! check_kprobes_available; then
+	print_overall_skipped
+	exit 2
+fi
+
+# Check for presence of DWARF
+$CMD_PERF check feature -q dwarf
+[ $? -ne 0 ] && HINT_FAIL="Some of the tests need DWARF to run"
+
+### acceptable --line descriptions
+
+# testing acceptance of valid patterns for the '--line' option
+VALID_PATTERNS="func func:10 func:0-10 func:2+10 func@source.c func@source.c:1 source.c:1 source.c:1+1 source.c:1-10"
+for desc in $VALID_PATTERNS; do
+	! ( $CMD_PERF probe --line $desc 2>&1 | grep -q "Semantic error" )
+	CHECK_EXIT_CODE=$?
+
+	print_results 0 $CHECK_EXIT_CODE "acceptable descriptions :: $desc"
+	(( TEST_RESULT += $? ))
+done
+
+
+### unacceptable --line descriptions
+
+# testing handling of invalid patterns for the '--line' option
+INVALID_PATTERNS="func:foo func:1-foo func:1+foo func;lazy\*pattern"
+for desc in $INVALID_PATTERNS; do
+	$CMD_PERF probe --line $desc 2>&1 | grep -q "Semantic error"
+	CHECK_EXIT_CODE=$?
+
+	print_results 0 $CHECK_EXIT_CODE "unacceptable descriptions :: $desc"
+	(( TEST_RESULT += $? ))
+done
+
+
+# print overall results
+print_overall_results "$TEST_RESULT" $HINT_FAIL
+exit $?