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-rw-r--r--tests/bsc-nat-trie/bsc_nat_trie_test.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/tests/bsc-nat-trie/bsc_nat_trie_test.c b/tests/bsc-nat-trie/bsc_nat_trie_test.c
new file mode 100644
index 0000000..4b4df2f
--- /dev/null
+++ b/tests/bsc-nat-trie/bsc_nat_trie_test.c
@@ -0,0 +1,87 @@
+/*
+ * (C) 2013 by On-Waves
+ * (C) 2013 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <openbsc/nat_rewrite_trie.h>
+#include <openbsc/debug.h>
+
+#include <osmocom/core/application.h>
+#include <osmocom/core/backtrace.h>
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+
+#include <string.h>
+
+int main(int argc, char **argv)
+{
+ struct nat_rewrite *trie;
+
+ osmo_init_logging(&log_info);
+
+ printf("Testing the trie\n");
+
+ trie = nat_rewrite_parse(NULL, "prefixes.csv");
+ OSMO_ASSERT(trie);
+
+ /* verify that it has been parsed */
+ OSMO_ASSERT(trie->prefixes == 17);
+ printf("Dumping the internal trie\n");
+ nat_rewrite_dump(trie);
+
+ /* now do the matching... */
+ OSMO_ASSERT(!nat_rewrite_lookup(trie, ""));
+ OSMO_ASSERT(!nat_rewrite_lookup(trie, "2"));
+
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "1")->rewrite, "1") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "12")->rewrite, "2") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "123")->rewrite, "3") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "1234")->rewrite, "4") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "12345")->rewrite, "5") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "123456")->rewrite, "6") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "1234567")->rewrite, "7") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "12345678")->rewrite, "8") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "123456789")->rewrite, "9") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "1234567890")->rewrite, "10") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "13")->rewrite, "11") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "14")->rewrite, "12") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "15")->rewrite, "13") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "16")->rewrite, "14") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "823455")->rewrite, "15") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "82")->rewrite, "16") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "+49123445")->rewrite, "17") == 0);
+
+ /* match a prefix */
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "121")->rewrite, "2") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "1292323")->rewrite, "2") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "12345678901")->rewrite, "10") == 0);
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "160")->rewrite, "14") == 0);
+
+ OSMO_ASSERT(strcmp(nat_rewrite_lookup(trie, "12345678901123452123123")->rewrite, "10") == 0);
+
+ /* invalid input */
+ OSMO_ASSERT(!nat_rewrite_lookup(trie, "12abc"));
+
+ talloc_free(trie);
+
+ trie = nat_rewrite_parse(NULL, "does_not_exist.csv");
+ OSMO_ASSERT(!trie);
+
+ printf("Done with the tests.\n");
+ return 0;
+}