Function test13

dpdk/app/test/test_lpm6.c:629–669

* Creates an LPM table with max_rules = 2 and tries to add 3 rules. * Delete one of the rules and tries to add the third one again. */

 * Delete one of the rules and tries to add the third one again.
 */
int32_t
test13(void)
{
	struct rte_lpm6 *lpm = NULL;
	struct rte_lpm6_config config;
	uint8_t ip[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
	uint8_t depth;
	uint32_t next_hop_add = 100;
	int32_t status = 0;

	config.max_rules = 2;
	config.number_tbl8s = NUMBER_TBL8S;
	config.flags = 0;

	lpm = rte_lpm6_create(__func__, SOCKET_ID_ANY, &config);
	TEST_LPM_ASSERT(lpm != NULL);

	depth = 1;
	status = rte_lpm6_add(lpm, ip, depth, next_hop_add);
	TEST_LPM_ASSERT(status == 0);

	depth = 2;
	status = rte_lpm6_add(lpm, ip, depth, next_hop_add);
	TEST_LPM_ASSERT(status == 0);

	depth = 3;
	status = rte_lpm6_add(lpm, ip, depth, next_hop_add);
	TEST_LPM_ASSERT(status == -ENOSPC);

	depth = 2;
	status = rte_lpm6_delete(lpm, ip, depth);
	TEST_LPM_ASSERT(status == 0);

	depth = 3;
	status = rte_lpm6_add(lpm, ip, depth, next_hop_add);
	TEST_LPM_ASSERT(status == 0);

	rte_lpm6_free(lpm);

	return PASS;
}

/*
 * Add 2^12 routes with different first 12 bits and depth 25.