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-rw-r--r--src/test/test-util.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/test-util.c b/src/test/test-util.c
index 66a10ead46..4c3a8a6b88 100644
--- a/src/test/test-util.c
+++ b/src/test/test-util.c
@@ -24,6 +24,7 @@
#include <unistd.h>
#include <fcntl.h>
#include <locale.h>
+#include <errno.h>
#include "util.h"
@@ -429,6 +430,15 @@ static void test_get_process_comm(void) {
log_info("pid1 $PATH: '%s'", strna(i));
}
+static void test_protect_errno(void) {
+ errno = 12;
+ {
+ PROTECT_ERRNO;
+ errno = 11;
+ }
+ assert(errno == 12);
+}
+
int main(int argc, char *argv[]) {
test_streq_ptr();
test_first_word();
@@ -456,6 +466,7 @@ int main(int argc, char *argv[]) {
test_hostname_is_valid();
test_u64log2();
test_get_process_comm();
+ test_protect_errno();
return 0;
}