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authorMaria Matejka <mq@ucw.cz>2022-09-27 12:39:07 +0200
committerMaria Matejka <mq@ucw.cz>2022-09-27 12:39:07 +0200
commit32a67c93ebf29309286dca5195f026eeda3f78a2 (patch)
tree578c6038187d0c50c4a4f250e440983dbb93029d /nest/a-path_test.c
parent57a34d466e85bedbf40a0f7cbde23b843a303c8d (diff)
parentcae5979871ee7aa341334f8b1af6bafc60ee9692 (diff)
Merge commit 'cae5979871ee7aa341334f8b1af6bafc60ee9692' into tmp-bad-learn
Diffstat (limited to 'nest/a-path_test.c')
-rw-r--r--nest/a-path_test.c218
1 files changed, 0 insertions, 218 deletions
diff --git a/nest/a-path_test.c b/nest/a-path_test.c
deleted file mode 100644
index 9ed0a786..00000000
--- a/nest/a-path_test.c
+++ /dev/null
@@ -1,218 +0,0 @@
-/*
- * BIRD -- Path Operations Tests
- *
- * (c) 2015 CZ.NIC z.s.p.o.
- *
- * Can be freely distributed and used under the terms of the GNU GPL.
- */
-
-#include "test/birdtest.h"
-#include "test/bt-utils.h"
-
-#include "nest/route.h"
-#include "nest/attrs.h"
-#include "lib/resource.h"
-
-#define TESTS_NUM 30
-#define AS_PATH_LENGTH 1000
-
-#if AS_PATH_LENGTH > AS_PATH_MAXLEN
-#warning "AS_PATH_LENGTH should be <= AS_PATH_MAXLEN"
-#endif
-
-static int
-t_as_path_match(void)
-{
- resource_init();
-
- int round;
- for (round = 0; round < TESTS_NUM; round++)
- {
- struct adata empty_as_path = {};
- struct adata *as_path = &empty_as_path;
- u32 first_prepended, last_prepended;
- first_prepended = last_prepended = 0;
- struct linpool *lp = lp_new_default(&root_pool);
-
- struct f_path_mask *mask = alloca(sizeof(struct f_path_mask) + AS_PATH_LENGTH * sizeof(struct f_path_mask_item));
- mask->len = AS_PATH_LENGTH;
- for (int i = AS_PATH_LENGTH - 1; i >= 0; i--)
- {
- u32 val = bt_random();
- as_path = as_path_prepend(lp, as_path, val);
- bt_debug("Prepending ASN: %10u \n", val);
-
- if (i == 0)
- last_prepended = val;
- if (i == AS_PATH_LENGTH-1)
- first_prepended = val;
-
- mask->item[i].kind = PM_ASN;
- mask->item[i].asn = val;
- }
-
- bt_assert_msg(as_path_match(as_path, mask), "Mask should match with AS path");
-
- u32 asn;
-
- bt_assert(as_path_get_first(as_path, &asn));
- bt_assert_msg(asn == last_prepended, "as_path_get_first() should return the last prepended ASN");
-
- bt_assert(as_path_get_last(as_path, &asn));
- bt_assert_msg(asn == first_prepended, "as_path_get_last() should return the first prepended ASN");
-
- rfree(lp);
- }
-
- return 1;
-}
-
-static int
-t_path_format(void)
-{
- resource_init();
-
- struct adata empty_as_path = {};
- struct adata *as_path = &empty_as_path;
- struct linpool *lp = lp_new_default(&root_pool);
-
- uint i;
- for (i = 4294967285; i <= 4294967294; i++)
- {
- as_path = as_path_prepend(lp, as_path, i);
- bt_debug("Prepending ASN: %10u \n", i);
- }
-
-#define BUFFER_SIZE 120
- byte buf[BUFFER_SIZE] = {};
-
- as_path_format(&empty_as_path, buf, BUFFER_SIZE);
- bt_assert_msg(strcmp(buf, "") == 0, "Buffer(%zu): '%s'", strlen(buf), buf);
-
- as_path_format(as_path, buf, BUFFER_SIZE);
- bt_assert_msg(strcmp(buf, "4294967294 4294967293 4294967292 4294967291 4294967290 4294967289 4294967288 4294967287 4294967286 4294967285") == 0, "Buffer(%zu): '%s'", strlen(buf), buf);
-
-#define SMALL_BUFFER_SIZE 25
- byte buf2[SMALL_BUFFER_SIZE] = {};
- as_path_format(as_path, buf2, SMALL_BUFFER_SIZE);
- bt_assert_msg(strcmp(buf2, "4294967294 42...") == 0, "Small Buffer(%zu): '%s'", strlen(buf2), buf2);
-
- rfree(lp);
-
- return 1;
-}
-
-static int
-count_asn_in_array(const u32 *array, u32 asn)
-{
- int counts_of_contains = 0;
- int u;
- for (u = 0; u < AS_PATH_LENGTH; u++)
- if (array[u] == asn)
- counts_of_contains++;
- return counts_of_contains;
-}
-
-static int
-t_path_include(void)
-{
- resource_init();
-
- struct adata empty_as_path = {};
- struct adata *as_path = &empty_as_path;
- struct linpool *lp = lp_new_default(&root_pool);
-
- u32 as_nums[AS_PATH_LENGTH] = {};
- int i;
- for (i = 0; i < AS_PATH_LENGTH; i++)
- {
- u32 val = bt_random();
- as_nums[i] = val;
- as_path = as_path_prepend(lp, as_path, val);
- }
-
- for (i = 0; i < AS_PATH_LENGTH; i++)
- {
- int counts_of_contains = count_asn_in_array(as_nums, as_nums[i]);
- bt_assert_msg(as_path_contains(as_path, as_nums[i], counts_of_contains), "AS Path should contains %d-times number %d", counts_of_contains, as_nums[i]);
-
- bt_assert(as_path_filter(lp, as_path, NULL, as_nums[i], 0) != NULL);
- bt_assert(as_path_filter(lp, as_path, NULL, as_nums[i], 1) != NULL);
- }
-
- for (i = 0; i < 10000; i++)
- {
- u32 test_val = bt_random();
- int counts_of_contains = count_asn_in_array(as_nums, test_val);
- int result = as_path_contains(as_path, test_val, (counts_of_contains == 0 ? 1 : counts_of_contains));
-
- if (counts_of_contains)
- bt_assert_msg(result, "As path should contain %d-times the number %u", counts_of_contains, test_val);
- else
- bt_assert_msg(result == 0, "As path should not contain the number %u", test_val);
- }
-
- rfree(lp);
-
- return 1;
-}
-
-#if 0
-static int
-t_as_path_converting(void)
-{
- resource_init();
-
- struct adata empty_as_path = {};
- struct adata *as_path = &empty_as_path;
- struct linpool *lp = lp_new_default(&root_pool);
-#define AS_PATH_LENGTH_FOR_CONVERTING_TEST 10
-
- int i;
- for (i = 0; i < AS_PATH_LENGTH_FOR_CONVERTING_TEST; i++)
- as_path = as_path_prepend(lp, as_path, i);
-
- bt_debug("data length: %u \n", as_path->length);
-
- byte buffer[100] = {};
- int used_size = as_path_convert_to_new(as_path, buffer, AS_PATH_LENGTH_FOR_CONVERTING_TEST-1);
- bt_debug("as_path_convert_to_new: len %d \n%s\n", used_size, buffer);
- for (i = 0; i < used_size; i++)
- {
- bt_debug("\\03%d", buffer[i]);
- }
- bt_debug("\n");
- bt_assert(memcmp(buffer,
- "\032\039\030\030\030\030\030\030\030\039\030\030\030\030\030\030\030\038\030\030\030\030\030\030"
- "\030\037\030\030\030\030\030\030\030\036\030\030\030\030",
- 38));
-
- bzero(buffer, sizeof(buffer));
- int new_used;
- used_size = as_path_convert_to_old(as_path, buffer, &new_used);
- bt_debug("as_path_convert_to_old: len %d, new_used: %d \n", used_size, new_used);
- for (i = 0; i < used_size; i++)
- {
- bt_debug("\\03%d", buffer[i]);
- }
- bt_debug("\n");
- bt_assert(memcmp(buffer,
- "\032\0310\030\039\030\038\030\037\030\036\030\035\030\034\030\033\030\032\030\031\030\030",
- 22));
-
- return 1;
-}
-#endif
-
-int
-main(int argc, char *argv[])
-{
- bt_init(argc, argv);
-
- bt_test_suite(t_as_path_match, "Testing AS path matching and some a-path utilities.");
- bt_test_suite(t_path_format, "Testing formating as path into byte buffer");
- bt_test_suite(t_path_include, "Testing including a AS number in AS path");
- // bt_test_suite(t_as_path_converting, "Testing as_path_convert_to_*() output constancy");
-
- return bt_exit_value();
-}