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Subject[PATCH v3 7/7] selftests/ftrace: Add test case for synthetic event syntax errors
Date
Add a selftest that verifies that the syntax error messages and caret
positions are correct for most of the possible synthetic event syntax
error cases.

Signed-off-by: Tom Zanussi <zanussi@kernel.org>
---
.../trigger-synthetic_event_syntax_errors.tc | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
create mode 100644 tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc

diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc
new file mode 100644
index 000000000000..ada594fe16cb
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc
@@ -0,0 +1,19 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+# description: event trigger - test synthetic_events syntax parser errors
+# requires: synthetic_events error_log
+
+check_error() { # command-with-error-pos-by-^
+ ftrace_errlog_check 'synthetic_events' "$1" 'synthetic_events'
+}
+
+check_error 'myevent ^chr arg' # INVALID_TYPE
+check_error 'myevent ^char str[];; int v' # INVALID_TYPE
+check_error 'myevent char ^str]; int v' # INVALID_NAME
+check_error 'myevent char ^str;[]' # INVALID_NAME
+check_error 'myevent ^char str[; int v' # INVALID_TYPE
+check_error '^mye;vent char str[]' # BAD_NAME
+check_error 'myevent char str[]; ^int' # INVALID_FIELD
+check_error '^myevent' # INCOMPLETE_CMD
+
+exit 0
--
2.17.1
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