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selftests/user_events: Test struct size match cases 

The self tests for user_events currently does not ensure that the edge
case for struct types work properly with size differences.

Add cases for mis-matching struct names and sizes to ensure they work
properly.

Link: https://lkml.kernel.org/r/20230629235049.581-3-beaub@linux.microsoft.com

Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: linux-kselftest@vger.kernel.org
Signed-off-by: Beau Belgrave <beaub@linux.microsoft.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Beau Belgrave 2023-06-29 23:50:49 +00:00 committed by Steven Rostedt (Google)
parent d0a3022f30
commit 769e637276
1 changed files with 12 additions and 0 deletions
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12
tools/testing/selftests/user_events/dyn_test.c
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@ -217,6 +217,18 @@ TEST_F(user, matching) {
/* Types don't match */
TEST_NMATCH("__test_event u64 a; u64 b",
"__test_event u32 a; u32 b");
/* Struct name and size matches */
TEST_MATCH("__test_event struct my_struct a 20",
"__test_event struct my_struct a 20");
/* Struct name don't match */
TEST_NMATCH("__test_event struct my_struct a 20",
"__test_event struct my_struct b 20");
/* Struct size don't match */
TEST_NMATCH("__test_event struct my_struct a 20",
"__test_event struct my_struct a 21");
}
int main(int argc, char **argv)