Function test4

dpdk/app/test/test_lpm.c:203–235

* Check that rte_lpm_delete fails gracefully for incorrect user input * arguments */

 * arguments
 */
int32_t
test4(void)
{
	struct rte_lpm *lpm = NULL;
	struct rte_lpm_config config;

	config.max_rules = MAX_RULES;
	config.number_tbl8s = NUMBER_TBL8S;
	config.flags = 0;
	uint32_t ip = RTE_IPV4(0, 0, 0, 0);
	uint8_t depth = 24;
	int32_t status = 0;

	/* rte_lpm_delete: lpm == NULL */
	status = rte_lpm_delete(NULL, ip, depth);
	TEST_LPM_ASSERT(status < 0);

	/*Create valid lpm to use in rest of test. */
	lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config);
	TEST_LPM_ASSERT(lpm != NULL);

	/* rte_lpm_delete: depth < 1 */
	status = rte_lpm_delete(lpm, ip, 0);
	TEST_LPM_ASSERT(status < 0);

	/* rte_lpm_delete: depth > MAX_DEPTH */
	status = rte_lpm_delete(lpm, ip, (MAX_DEPTH + 1));
	TEST_LPM_ASSERT(status < 0);

	rte_lpm_free(lpm);

	return PASS;
}

/*
 * Check that rte_lpm_lookup fails gracefully for incorrect user input