+static void test_strv_merge_concat(void) {
+ _cleanup_strv_free_ char **a = NULL, **b = NULL, **c = NULL;
+
+ a = strv_new("without", "suffix", NULL);
+ b = strv_new("with", "suffix", NULL);
+
+ c = strv_merge_concat(a, b, "_suffix");
+
+ assert(streq(c[0], "without"));
+ assert(streq(c[1], "suffix"));
+ assert(streq(c[2], "with_suffix"));
+ assert(streq(c[3], "suffix_suffix"));
+}
+