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Diffstat (limited to 'openbsc/tests/bsc-nat/bsc_nat_test.c')
-rw-r--r--openbsc/tests/bsc-nat/bsc_nat_test.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/openbsc/tests/bsc-nat/bsc_nat_test.c b/openbsc/tests/bsc-nat/bsc_nat_test.c
index 141775c..7a2557f 100644
--- a/openbsc/tests/bsc-nat/bsc_nat_test.c
+++ b/openbsc/tests/bsc-nat/bsc_nat_test.c
@@ -799,6 +799,87 @@ static void test_dt_filter()
}
}
+static void test_setup_rewrite()
+{
+ struct msgb *msg = msgb_alloc(4096, "test_dt_filter");
+ struct msgb *out;
+ struct bsc_nat_parsed *parsed;
+ const char *imsi = "27408000001234";
+
+ struct bsc_nat *nat = bsc_nat_alloc();
+
+ /* a fake list */
+ struct msg_entries entries;
+ struct msg_entry entry;
+
+ INIT_LLIST_HEAD(&entries.entry);
+ entry.mcc = "274";
+ entry.mnc = "08";
+ entry.option = "^0([1-9])";
+ entry.text = "0049";
+ llist_add_tail(&entry.list, &entries.entry);
+ nat->num_rewr = &entries;
+
+ /* verify that nothing changed */
+ msgb_reset(msg);
+ copy_to_msg(msg, cc_setup_international, ARRAY_SIZE(cc_setup_international));
+ parsed = bsc_nat_parse(msg);
+ if (!parsed) {
+ fprintf(stderr, "FAIL: Could not parse ID resp\n");
+ abort();
+ }
+
+ out = bsc_nat_rewrite_setup(nat, msg, parsed, imsi);
+ if (msg != out) {
+ fprintf(stderr, "FAIL: The message should not have been changed\n");
+ abort();
+ }
+
+ if (out->len != ARRAY_SIZE(cc_setup_international)) {
+ fprintf(stderr, "FAIL: Length of message changed\n");
+ abort();
+ }
+
+ if (memcmp(out->data, cc_setup_international, out->len) != 0) {
+ fprintf(stderr, "FAIL: Content modified..\n");
+ abort();
+ }
+ talloc_free(parsed);
+
+ /* verify that something in the message changes */
+ msgb_reset(msg);
+ copy_to_msg(msg, cc_setup_national, ARRAY_SIZE(cc_setup_national));
+ parsed = bsc_nat_parse(msg);
+ if (!parsed) {
+ fprintf(stderr, "FAIL: Could not parse ID resp\n");
+ abort();
+ }
+
+ out = bsc_nat_rewrite_setup(nat, msg, parsed, imsi);
+ if (!out) {
+ fprintf(stderr, "FAIL: A new message should be created.\n");
+ abort();
+ }
+
+ if (msg == out) {
+ fprintf(stderr, "FAIL: The message should have changed\n");
+ abort();
+ }
+
+ if (out->len != ARRAY_SIZE(cc_setup_national_patched)) {
+ fprintf(stderr, "FAIL: Length is wrong.\n");
+ abort();
+ }
+
+ if (memcmp(cc_setup_national_patched, out->data, out->len) != 0) {
+ fprintf(stderr, "FAIL: Data is wrong.\n");
+ fprintf(stderr, "Data was: %s\n", hexdump(out->data, out->len));
+ abort();
+ }
+
+ msgb_free(out);
+}
+
int main(int argc, char **argv)
{
struct log_target *stderr_target;
@@ -818,6 +899,7 @@ int main(int argc, char **argv)
test_mgcp_parse();
test_cr_filter();
test_dt_filter();
+ test_setup_rewrite();
return 0;
}