[PATCH] libtraceevent: Have unit test fail when any tests fail

[PATCH] libtraceevent: Have unit test fail when any tests fail

[Steven Rostedt]

From: "Steven Rostedt (Google)" <rostedt@goodmis.org>

If any of the tests of the unit test fails, make sure it returns non-zero to
allow tools that use this know that a test failed.

Link: https://lore.kernel.org/linux-trace-devel/20240329135331.784707-1-paul.mars@canonical.com/
Reported-by: Paul Mars <paul.mars@canonical.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 utest/trace-utest.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/utest/trace-utest.c b/utest/trace-utest.c
index a26e42e..7c4b9b6 100644
--- a/utest/trace-utest.c
+++ b/utest/trace-utest.c
@@ -37,6 +37,7 @@ int main(int argc, char **argv)
 {
 	CU_BasicRunMode verbose = CU_BRM_VERBOSE;
 	enum unit_tests tests = RUN_NONE;
+	int failed_tests;
 
 	for (;;) {
 		int c;
@@ -82,6 +83,7 @@ int main(int argc, char **argv)
 
 	CU_basic_set_mode(verbose);
 	CU_basic_run_tests();
+	failed_tests = CU_get_number_of_tests_failed();
 	CU_cleanup_registry();
-	return 0;
+	return failed_tests != 0;
 }
-- 
2.43.0